lumma | 922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541

Analysis

max time kernel
34s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 10:58

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General

Target

922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe
Size

403KB
MD5

03c94d73127dfe7f3d12aa591612cad6
SHA1

1ced86cbe41cdd4710776c2bfda5ced85e11c5c8
SHA256

922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541
SHA512

dc36256646c2c5af54622be4f46e53bee22b47f4e54981138d0a8e675e679178a31d05bc8bd14e72254304f4a1ba6117c58b61d3be0d8a5a3ec93d0b592541cc
SSDEEP

6144:AKSk+V/WTaEEVQTDHSICGdB2mgFwayoEkNS+GSYOuGVYk/xS8s4LegipEO:AnREEVOzSF1vn9EkNmljaYQxoKYEO

Score

10^/10

lumma vidar d80be45a1eb6454ca916f92c36ebf67d credential_access discovery persistence spyware stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

d80be45a1eb6454ca916f92c36ebf67d

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

https://reinforcenh.shop/api

https://stogeneratmns.shop/api

https://fragnantbui.shop/api

https://drawzhotdog.shop/api

https://vozmeatillu.shop/api

https://offensivedzvju.shop/api

https://ghostreedmnu.shop/api

https://gutterydhowi.shop/api

Extracted

Family

lumma

https://drawzhotdog.shop/api

https://gutterydhowi.shop/api

https://ghostreedmnu.shop/api

https://offensivedzvju.shop/api

https://vozmeatillu.shop/api

https://fragnantbui.shop/api

https://stogeneratmns.shop/api

https://reinforcenh.shop/api

https://ballotnwu.site/api

Signatures

Detect Vidar Stealer 13 IoCs

stealer

resource	yara_rule
behavioral2/memory/1444-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-35-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-36-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-52-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-59-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-78-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-79-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-86-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1444-87-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	RegAsm.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	KKFCAAKFBA.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	MFDBG.exe

Drops startup file 64 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_ffc87cedbb894aff87e89549c058fcd7.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_84ab7eb679234f39a53dd35d7a7258aa.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b9b6ef1bc2d543719d87ab514b308a35.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_63cfdb66919442e0b91e27f4e4a10641.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b05d3f582033498a8fd9f099bfabdb13.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_182a98a7a54f483b82598c7a7d058bbc.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_bed839840767461caf0840fe20023fa7.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_849146506c0146cc9e1a4657e7dccdc5.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_6dda576f9fb94b579a8a8fc5f8c7f6de.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_df55cf7e411f49a6883499ca0aec377e.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_3db0933a26b94cdbae86d88de9bebc80.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_2690ca50492e44d98a2ec466e907387b.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b5ce46c3fb3040519bc9b3fe1e2d8086.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_8914a933cfa04fc5851ddfcc3506f01c.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b2b3c2c22bde4d08ae099ead6b09485b.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_650fceec0191425d9cbac4a42739cdca.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_4184c81f7915485ebeeaf945e96bdaf8.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_945b5618e0d94244a94bd02cdfb40505.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_6faf1a1d2fd1491aac97ec60b1e2751e.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_c48c44edcd70494a939f07b39683dc3d.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_0684e8d3714a4d0eb8195005ed68cdbd.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_86206d4be6024f69b57560894b00e631.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_a6e325a08d974b54b20203ba93455dd0.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_9b4dd11d4aeb4bdebbcfb7591fbc2cbf.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_69b7ae691d5d4c3e930a2626a1cc55fb.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_0f54f0f9177c4fff9199583624b90c28.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_6001973a156446368d6442b340ba9e95.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_eb27f65feba845dda7174d5655b470d9.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_66ccbdfcae7c4c6c8a77b5177a776590.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_ee0efd1e5aac49d68956c3254e8c5d5d.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_1b5d94327c1c470b96f1f207b928ae1f.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_e335366e76814a6d8f0534dbdf358e1e.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_06a1d43470a44eac95a7dbccaaac71ce.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_a0ee1a55782b419fae05f04ff627b362.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_c11d041c448646fb9462d2e6c4575c03.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_3ecb078452be43858a221befeeb873a3.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_5762fb77861f48a690f5dc101734158a.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_371df062c1ea4946aab917d145e7f8e8.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_a4fba0543bce4474bf7c0b82b70f1587.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_2d32f69d8b1a414f851228e9caa2b296.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_7457c6ba5f5c483b916e4fed02eb7dc4.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_bc066a036308484eab3ddd7609d477ac.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b7d806bfdace4f709f01dfd63570b63d.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_1237e88c52d840cdadcb0b0e483c69ae.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_3cf82e23f56e446f80fbf3410a526aa0.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b3bc2cdc813b43bd91414b16891f227b.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_5f258ad53af04f83a6a0badd7f4af48c.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_8d940d0355b645f7955c43409f29a3c4.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_0dec4fadb99c46dabd1ec132c43d7a47.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_b1b25bec26f9414c935916fd61ef73a0.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_a7281593d99d4a5fb6a34e9dab00205b.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_4a6372006c32494fab05e9321323dff0.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_8808a33fbdcf4737b37c614913ea0ec4.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_45cf7b3042704ef192d76941889a43f4.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_962c4518d2d947098eadd83f58d0e9d9.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_13d6359ad8204ab58a5db0ee6816ab31.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_90660f2566bb47998ec9dd553dfc3a90.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_8f5b4a8608f34c469d034fafafc50089.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_d6fcac06917f43e282f6d1db92fa1fc0.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_0f1a99d9415a4dc6a5892682d183d7b6.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_d7b3530bea0e4e86bd4f8d6c220e2f3a.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_67cd45d4511b483489dfb90dd3b45c28.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_dd93962127cc46c6b33947ad0de1537b.lnk	MFDBG.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_eed77d6ee019487f9937e3a46a8db46a.lnk	MFDBG.exe

Executes dropped EXE 4 IoCs

pid	Process
628	KKFCAAKFBA.exe
3596	MFDBG.exe
4460	AAAKEBGDAF.exe
836	FDWDZ.exe

Loads dropped DLL 2 IoCs

pid	Process
1444	RegAsm.exe
1444	RegAsm.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MFDBG_d1639a7c381848e28e3803f8f7580ff1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Malewmf\\MFDBG.exe"	KKFCAAKFBA.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
70	api.ipify.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1448 set thread context of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 4460 set thread context of 2648	4460	AAAKEBGDAF.exe	97

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MFDBG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FDWDZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AAAKEBGDAF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	KKFCAAKFBA.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4428	timeout.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1444	RegAsm.exe
1444	RegAsm.exe
1444	RegAsm.exe
1444	RegAsm.exe
1444	RegAsm.exe
1444	RegAsm.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe
3596	MFDBG.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3596	MFDBG.exe
Token: SeDebugPrivilege	836	FDWDZ.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1448 wrote to memory of 1444	1448	922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe	83
PID 1444 wrote to memory of 628	1444	RegAsm.exe	91
PID 1444 wrote to memory of 628	1444	RegAsm.exe	91
PID 1444 wrote to memory of 628	1444	RegAsm.exe	91
PID 628 wrote to memory of 3596	628	KKFCAAKFBA.exe	93
PID 628 wrote to memory of 3596	628	KKFCAAKFBA.exe	93
PID 628 wrote to memory of 3596	628	KKFCAAKFBA.exe	93
PID 1444 wrote to memory of 4460	1444	RegAsm.exe	94
PID 1444 wrote to memory of 4460	1444	RegAsm.exe	94
PID 1444 wrote to memory of 4460	1444	RegAsm.exe	94
PID 3596 wrote to memory of 836	3596	MFDBG.exe	96
PID 3596 wrote to memory of 836	3596	MFDBG.exe	96
PID 3596 wrote to memory of 836	3596	MFDBG.exe	96
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 4460 wrote to memory of 2648	4460	AAAKEBGDAF.exe	97
PID 1444 wrote to memory of 1512	1444	RegAsm.exe	98
PID 1444 wrote to memory of 1512	1444	RegAsm.exe	98
PID 1444 wrote to memory of 1512	1444	RegAsm.exe	98
PID 1512 wrote to memory of 4428	1512	cmd.exe	100
PID 1512 wrote to memory of 4428	1512	cmd.exe	100
PID 1512 wrote to memory of 4428	1512	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe
"C:\Users\Admin\AppData\Local\Temp\922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Checks computer location settings
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1444
- - C:\ProgramData\KKFCAAKFBA.exe
    "C:\ProgramData\KKFCAAKFBA.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:628
  - - C:\Users\Admin\AppData\Local\Temp\Malewmf\MFDBG.exe
      "C:\Users\Admin\AppData\Local\Temp\Malewmf\MFDBG.exe"
      4⤵
      Checks computer location settings
      Drops startup file
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3596
    - - C:\Users\Admin\AppData\Local\Temp\Malewmf\FDWDZ.exe
        
        "C:\Users\Admin\AppData\Local\Temp\Malewmf\FDWDZ.exe" --checker
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:836
- - C:\ProgramData\AAAKEBGDAF.exe
    "C:\ProgramData\AAAKEBGDAF.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4460
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:2648
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IDHJEBGIEBFI" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1512
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:4428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\AAAKEBGDAF.exe

Filesize
368KB

MD5
0cee1d66332dec523210f62e479284b9

SHA1
33f950916e13a6ec654c52160ee47e88c64a5724

SHA256
0a6a258bfdb9b1947f2945b44e274ff3f06a7c5c733ff83c2a71c5f911fa9cc0

SHA512
603aa4834c6d3a9f3b6b1629eeb2108cecfd7192110f0cf948f2971957a9231ad9d405d8424e3a41b32a8ff415d8f84e55afdec38bf996703093084162d11972

Download Submit
C:\ProgramData\KKFCAAKFBA.exe

Filesize
25KB

MD5
168087c84c5ff3664e5e2f4eec18d7dd

SHA1
639e9e87103f576617ed08c50910ca92fe5c8c5b

SHA256
2a7cdb79045658b9c02ebbb159e5b3680d7d6d832dbd757572f7d202c3fa935d

SHA512
89491261e1234f917964566def4b1a50505ba4c2eb90d14c19e2130d78fe65cd61c4bba685909109c7088b35e7fd48f6311ace7a0dd8c703a6d1b1d23d1a54bb

Download Submit
C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MFDBG_996895c4b39245a5a2f12ef9ba9f9840.lnk

Filesize
1KB

MD5
67fb00e7c14226715a135ad7ddf9418b

SHA1
6f38de3140a16de18c88ed278e763be5209688d4

SHA256
00c3b2ac8931a1ed923a175b416a634a0f7fd1a99b93d7dd353d58ade794c119

SHA512
44888de4dfe7aa9c3618d9a25b57ace359f6e1b8a9d29e5f553798cafe0bde348afd6c0f15a42586921e6eef8b37f29594b2fc01be640b2b626b6291bd82973d

Download Submit
memory/628-102-0x0000000000580000-0x000000000058C000-memory.dmp

Filesize
48KB

Download
memory/628-101-0x00000000729AE000-0x00000000729AF000-memory.dmp

Filesize
4KB

Download
memory/628-120-0x00000000729A0000-0x0000000073150000-memory.dmp

Filesize
7.7MB

Download
memory/628-105-0x00000000729A0000-0x0000000073150000-memory.dmp

Filesize
7.7MB

Download
memory/1444-59-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-52-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-36-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-78-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-79-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-86-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-87-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1444-20-0x00000000226F0000-0x000000002294F000-memory.dmp

Filesize
2.4MB

Download
memory/1444-35-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1448-0-0x00000000750DE000-0x00000000750DF000-memory.dmp

Filesize
4KB

Download
memory/1448-11-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/1448-60-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/1448-1-0x0000000000C80000-0x0000000000CE8000-memory.dmp

Filesize
416KB

Download
memory/2648-153-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2648-151-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2648-149-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4460-146-0x00000000005A0000-0x0000000000600000-memory.dmp

Filesize
384KB

Download