lumma | 6a664ccc785dc44da352523c1e8317cdae3535f9a28ba0a91a60818c8213b2c8

Analysis

max time kernel
128s
max time network
137s
platform
windows10-1703_x64
resource
win10-20240611-en
resource tags

arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
submitted
22/08/2024, 18:37

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General

Target

valiesg.exe
Size

191KB
MD5

fa03107d2b75cdf0499cfbdf66337f4f
SHA1

89ab2e0545a57b0e27bc0fae01899b3a07cf9908
SHA256

6a664ccc785dc44da352523c1e8317cdae3535f9a28ba0a91a60818c8213b2c8
SHA512

95e5173c4210e0ce227ee51f4c1fda68ba2c8b61ab1700de2f0c242a8e21295e3bf2fbeab0eac0f00cc1c6f300748c1be0912fa10b2aa565a43f050a09bed9f4
SSDEEP

3072:XI5e9enRJPHmIr2JpZYnjRstckoMBh91SYARstmfhoZciLKYzEO:XB98KzrZYccknw9aOWEO

Score

10^/10

lumma vidar dbd9cbe5987c13eba51899f4a06d17a4 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

dbd9cbe5987c13eba51899f4a06d17a4

https://t.me/jamelwt

https://steamcommunity.com/profiles/76561199761128941

https://t.me/iyigunl

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Extracted

Family

lumma

https://interactiedovspm.shop/api

https://potentioallykeos.shop/api

Signatures

Detect Vidar Stealer 13 IoCs

stealer

resource	yara_rule
behavioral2/memory/3992-3-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-8-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-6-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-24-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-25-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-35-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-36-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-44-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-46-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-77-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-78-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-85-0x0000000000400000-0x0000000000641000-memory.dmp	family_vidar_v7
behavioral2/memory/3992-86-0x0000000000400000-0x0000000000641000-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
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
660	IJEGDBGDBF.exe

Loads dropped DLL 2 IoCs

pid	Process
3992	RegAsm.exe
3992	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 2 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
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
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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 3992	2008	valiesg.exe	73
PID 660 set thread context of 4844	660	IJEGDBGDBF.exe	78

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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1880	4844	WerFault.exe	78
3836	4844	WerFault.exe	78

System Location Discovery: System Language Discovery 1 TTPs 6 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	IJEGDBGDBF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
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	valiesg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.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
1004	timeout.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe
3992	RegAsm.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 380	2008	valiesg.exe	71
PID 2008 wrote to memory of 380	2008	valiesg.exe	71
PID 2008 wrote to memory of 380	2008	valiesg.exe	71
PID 2008 wrote to memory of 1392	2008	valiesg.exe	72
PID 2008 wrote to memory of 1392	2008	valiesg.exe	72
PID 2008 wrote to memory of 1392	2008	valiesg.exe	72
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 2008 wrote to memory of 3992	2008	valiesg.exe	73
PID 3992 wrote to memory of 660	3992	RegAsm.exe	75
PID 3992 wrote to memory of 660	3992	RegAsm.exe	75
PID 3992 wrote to memory of 660	3992	RegAsm.exe	75
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 660 wrote to memory of 4844	660	IJEGDBGDBF.exe	78
PID 3992 wrote to memory of 780	3992	RegAsm.exe	79
PID 3992 wrote to memory of 780	3992	RegAsm.exe	79
PID 3992 wrote to memory of 780	3992	RegAsm.exe	79
PID 780 wrote to memory of 1004	780	cmd.exe	81
PID 780 wrote to memory of 1004	780	cmd.exe	81
PID 780 wrote to memory of 1004	780	cmd.exe	81

C:\Users\Admin\AppData\Local\Temp\valiesg.exe
"C:\Users\Admin\AppData\Local\Temp\valiesg.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:380
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:1392
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3992
- - C:\ProgramData\IJEGDBGDBF.exe
    "C:\ProgramData\IJEGDBGDBF.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:660
  - - 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:4844
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 1196
        5⤵
        Program crash
        
        PID:3836
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 1124
        5⤵
        Program crash
        
        PID:1880
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HIDHDGDHJEGH" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:780
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\IJEGDBGDBF.exe

Filesize
277KB

MD5
370e6b39022da68d978ba7cc78719bfb

SHA1
ba92d7255234cfe6960c0b67f2da06a443bb8139

SHA256
12ef3849fa5d882106fc29adf92c5a89871cc59bb6283f9a742d8f9928aa57d7

SHA512
54bc40b3b3de664f16d40ed1b896c5e618730377686bb346a281d7e404676348158241fa8cddbfe25b83042410ce8d235a1e9a12fc31eff41c699c0c70ee9941

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/660-97-0x0000000000E30000-0x0000000000E7A000-memory.dmp

Filesize
296KB

Download
memory/2008-45-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2008-1-0x00000000008C0000-0x00000000008F4000-memory.dmp

Filesize
208KB

Download
memory/2008-9-0x0000000073CE0000-0x00000000743CE000-memory.dmp

Filesize
6.9MB

Download
memory/2008-0-0x0000000073CEE000-0x0000000073CEF000-memory.dmp

Filesize
4KB

Download
memory/3992-24-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-6-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-36-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-44-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-27-0x000000001FFA0000-0x00000000201FF000-memory.dmp

Filesize
2.4MB

Download
memory/3992-46-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-25-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-35-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-77-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-78-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-85-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-86-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-8-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/3992-3-0x0000000000400000-0x0000000000641000-memory.dmp

Filesize
2.3MB

Download
memory/4844-99-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4844-101-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download