lumma | 8eb8822fcff05d89036329669bd654ca07ac68acbe7266d62223e2b5ad9eb67b

Analysis

max time kernel
34s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 18:08

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General

Target

vgtew.exe
Size

283KB
MD5

fa3494703899cbfa59ca491e5ab8efaf
SHA1

b2b680621f92dd8d8acc96b9cfe35a83dcc935a4
SHA256

8eb8822fcff05d89036329669bd654ca07ac68acbe7266d62223e2b5ad9eb67b
SHA512

0e64227c198b153d765b01baf79d262d5391df9fe6e9d8c3837f906055da74181ce36a58933a08510a195e2084da71dba8560964b4de3ede140d7022f67c9578
SSDEEP

6144:CTHJlIu6SZJ8QUQu3LScxXr7V52LNBfcAwfcgZVaSZnDkPQEO:CTHv7Dv5UxLSQVcHfIcg3aShyQEO

Score

10^/10

lumma vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/fneogr

https://t.me/edm0d

https://steamcommunity.com/profiles/76561199768374681

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Extracted

Family

lumma

https://complainnykso.shop/api

Signatures

Detect Vidar Stealer 18 IoCs

stealer

resource	yara_rule
behavioral2/memory/3332-3-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-8-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-6-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-21-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-22-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-39-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-40-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-56-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-57-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-88-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-89-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-96-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/3332-97-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/4544-124-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/4544-146-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/4544-147-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/4544-163-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral2/memory/4544-164-0x0000000000400000-0x0000000000657000-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

Checks computer location settings 2 TTPs 1 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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Executes dropped EXE 2 IoCs

pid	Process
1144	AAEHIDAKEC.exe
4620	CGIDGCGIEG.exe

Loads dropped DLL 2 IoCs

pid	Process
3332	RegAsm.exe
3332	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 3 IoCs

description	pid	Process	procid_target
PID 1920 set thread context of 3332	1920	vgtew.exe	86
PID 1144 set thread context of 4544	1144	AAEHIDAKEC.exe	100
PID 4620 set thread context of 4924	4620	CGIDGCGIEG.exe	104

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 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	vgtew.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AAEHIDAKEC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CGIDGCGIEG.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
2752	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3332	RegAsm.exe
3332	RegAsm.exe
3332	RegAsm.exe
3332	RegAsm.exe
3332	RegAsm.exe
3332	RegAsm.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 5104	1920	vgtew.exe	85
PID 1920 wrote to memory of 5104	1920	vgtew.exe	85
PID 1920 wrote to memory of 5104	1920	vgtew.exe	85
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 1920 wrote to memory of 3332	1920	vgtew.exe	86
PID 3332 wrote to memory of 1144	3332	RegAsm.exe	97
PID 3332 wrote to memory of 1144	3332	RegAsm.exe	97
PID 3332 wrote to memory of 1144	3332	RegAsm.exe	97
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 1144 wrote to memory of 4544	1144	AAEHIDAKEC.exe	100
PID 3332 wrote to memory of 4620	3332	RegAsm.exe	101
PID 3332 wrote to memory of 4620	3332	RegAsm.exe	101
PID 3332 wrote to memory of 4620	3332	RegAsm.exe	101
PID 4620 wrote to memory of 3860	4620	CGIDGCGIEG.exe	103
PID 4620 wrote to memory of 3860	4620	CGIDGCGIEG.exe	103
PID 4620 wrote to memory of 3860	4620	CGIDGCGIEG.exe	103
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104
PID 4620 wrote to memory of 4924	4620	CGIDGCGIEG.exe	104

C:\Users\Admin\AppData\Local\Temp\vgtew.exe
"C:\Users\Admin\AppData\Local\Temp\vgtew.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:5104
- 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:3332
- - C:\ProgramData\AAEHIDAKEC.exe
    "C:\ProgramData\AAEHIDAKEC.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1144
  - - 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:4544
- - C:\ProgramData\CGIDGCGIEG.exe
    "C:\ProgramData\CGIDGCGIEG.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4620
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      PID:3860
  - - 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:4924
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\DBKEGCAEGIIJ" & exit
    3⤵
    PID:2492
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      Delays execution with timeout.exe
      PID:2752

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\AAEHIDAKEC.exe

Filesize
283KB

MD5
fa3494703899cbfa59ca491e5ab8efaf

SHA1
b2b680621f92dd8d8acc96b9cfe35a83dcc935a4

SHA256
8eb8822fcff05d89036329669bd654ca07ac68acbe7266d62223e2b5ad9eb67b

SHA512
0e64227c198b153d765b01baf79d262d5391df9fe6e9d8c3837f906055da74181ce36a58933a08510a195e2084da71dba8560964b4de3ede140d7022f67c9578

Download Submit
C:\ProgramData\CGIDGCGIEG.exe

Filesize
321KB

MD5
da06c340e4f32ce73c4a1aa4c3e1906d

SHA1
db052b26ca623558c0d2c3a1184c70fa74cd9258

SHA256
e411128093d3247f7a4ffade6252146784262d6d8647143ac8dd2157499f3b82

SHA512
7ba6100a92c2d0906e718e38037aaa597307be796363da060abf7d19f67f5765d27dbab3d1f385be4180e3abcfbcd40a62f317a9b41551fc017dc7a74ef58a23

Download Submit
C:\ProgramData\EGCBAFCFIJJJ\CAAKKF

Filesize
160KB

MD5
f310cf1ff562ae14449e0167a3e1fe46

SHA1
85c58afa9049467031c6c2b17f5c12ca73bb2788

SHA256
e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

SHA512
1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

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\Local\Microsoft\Windows\INetCache\IE\6809OHQ0\sql[1].dll

Filesize
2.3MB

MD5
90e744829865d57082a7f452edc90de5

SHA1
833b178775f39675fa4e55eab1032353514e1052

SHA256
036a57102385d7f0d7b2deacf932c1c372ae30d924365b7a88f8a26657dd7550

SHA512
0a2d112ff7cb806a74f5ec17fe097d28107bb497d6ed5ad28ea47e6795434ba903cdb49aaf97a9a99c08cd0411f1969cad93031246dc107c26606a898e570323

Download Submit
memory/1144-125-0x0000000072080000-0x0000000072830000-memory.dmp

Filesize
7.7MB

Download
memory/1144-123-0x0000000072080000-0x0000000072830000-memory.dmp

Filesize
7.7MB

Download
memory/1144-114-0x000000007208E000-0x000000007208F000-memory.dmp

Filesize
4KB

Download
memory/1920-11-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/1920-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

Filesize
4KB

Download
memory/1920-64-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/1920-1-0x0000000000440000-0x000000000048A000-memory.dmp

Filesize
296KB

Download
memory/3332-96-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-39-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-56-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-88-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-89-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-40-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-97-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-8-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-24-0x00000000227D0000-0x0000000022A2F000-memory.dmp

Filesize
2.4MB

Download
memory/3332-22-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-21-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-57-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-6-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/3332-3-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/4544-124-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/4544-146-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/4544-147-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/4544-149-0x0000000021ED0000-0x000000002212F000-memory.dmp

Filesize
2.4MB

Download
memory/4544-163-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/4544-164-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/4620-139-0x0000000000060000-0x00000000000B4000-memory.dmp

Filesize
336KB

Download
memory/4924-145-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4924-143-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4924-141-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download