lumma | 6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc

Analysis

max time kernel
74s
max time network
71s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 01:46

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General

Target

6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe
Size

598KB
MD5

8fd06cfe41c9aa5a7b58488d0bc2bd18
SHA1

915937f169d3dc5fe918435e81f645074304cf9c
SHA256

6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc
SHA512

57f51f7a42108d41f4583fec480d35e634b5d228c49adee24d1c21e0a01142f8edd2781ff8a1168e8350e7d988da2eaf3e0fd53b6a1a5aac891225d2a4e5ab3b
SSDEEP

12288:VUqvMSDFMq2q0KOfCy2PD4OCB7lR4Cdxd/8eWS64fLETEO:VU8HDFFOayc1CB7laCtS+mt

Score

10^/10

lumma vidar 8ecc9c7eaebfdf2a8cc0586d7419d6ea credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Botnet

8ecc9c7eaebfdf2a8cc0586d7419d6ea

https://t.me/maslengdsa

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes

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

Extracted

Family

lumma

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral1/memory/2524-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-4-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-5-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-147-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-166-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-200-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-219-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-350-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-369-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-412-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-431-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2524-541-0x0000000000400000-0x0000000000676000-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

Executes dropped EXE 1 IoCs

pid	Process
1896	IJDGIIEBFC.exe

Loads dropped DLL 12 IoCs

pid	Process
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
1744	WerFault.exe
1744	WerFault.exe
1744	WerFault.exe
1744	WerFault.exe
1744	WerFault.exe

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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 792 set thread context of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 1896 set thread context of 1876	1896	IJDGIIEBFC.exe	36

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1680	792	WerFault.exe	29
1744	1896	WerFault.exe

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	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IJDGIIEBFC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.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	MSBuild.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1516	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe
2524	MSBuild.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 2524	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	30
PID 792 wrote to memory of 1680	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	31
PID 792 wrote to memory of 1680	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	31
PID 792 wrote to memory of 1680	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	31
PID 792 wrote to memory of 1680	792	6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe	31
PID 2524 wrote to memory of 1896	2524	MSBuild.exe	34
PID 2524 wrote to memory of 1896	2524	MSBuild.exe	34
PID 2524 wrote to memory of 1896	2524	MSBuild.exe	34
PID 2524 wrote to memory of 1896	2524	MSBuild.exe	34
PID 1896 wrote to memory of 1108	1896	IJDGIIEBFC.exe	35
PID 1896 wrote to memory of 1108	1896	IJDGIIEBFC.exe	35
PID 1896 wrote to memory of 1108	1896	IJDGIIEBFC.exe	35
PID 1896 wrote to memory of 1108	1896	IJDGIIEBFC.exe	35
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1876	1896	IJDGIIEBFC.exe	36
PID 1896 wrote to memory of 1744	1896	IJDGIIEBFC.exe	37
PID 1896 wrote to memory of 1744	1896	IJDGIIEBFC.exe	37
PID 1896 wrote to memory of 1744	1896	IJDGIIEBFC.exe	37
PID 1896 wrote to memory of 1744	1896	IJDGIIEBFC.exe	37
PID 2524 wrote to memory of 684	2524	MSBuild.exe	38
PID 2524 wrote to memory of 684	2524	MSBuild.exe	38
PID 2524 wrote to memory of 684	2524	MSBuild.exe	38
PID 2524 wrote to memory of 684	2524	MSBuild.exe	38
PID 684 wrote to memory of 1516	684	cmd.exe	40
PID 684 wrote to memory of 1516	684	cmd.exe	40
PID 684 wrote to memory of 1516	684	cmd.exe	40
PID 684 wrote to memory of 1516	684	cmd.exe	40

C:\Users\Admin\AppData\Local\Temp\6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe
"C:\Users\Admin\AppData\Local\Temp\6855feaad22b9fab33f782a030dca8efeceb300eb547e0a9ce5cb36520f1bddc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\ProgramData\IJDGIIEBFC.exe
    "C:\ProgramData\IJDGIIEBFC.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1896
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:1108
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1876
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1896 -s 112
      4⤵
      Loads dropped DLL
      Program crash
      PID:1744
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\EHIDAKECFIEB" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:684
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1516
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 792 -s 96
  2⤵
  - Program crash
  PID:1680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
42597410336ab09699573b5d6d75c37c

SHA1
83531c56c5abcfc95ae8d05e55d0ea93234dbe48

SHA256
6819d5a71dabccd2665bd55c77c8f33675208be4f6bb8f39b8d38620c350ab8c

SHA512
c5a739daa9c521d56b7c224989c1b47c5bb4d0218482360222d64f039cf215bf4ff6c12716683e71fd7cbc589022942b01497744a74aa4bb8eae1c12923265da

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5360.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar53C0.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\ProgramData\IJDGIIEBFC.exe

Filesize
555KB

MD5
c5193d3207f9eb92f889588db373e18e

SHA1
ea0fcb5e89bc9136cbefe165b64af23fcadd27ec

SHA256
c0f89aed08873352dcd91f3d98f7284902a9fe0ea884ab1e66132f5d9c8837a3

SHA512
f5e79a4aafd5de7874e2de329d20c933865c3f969bf22b6dd8f9920ada89b7456596c0df8b518d6f7f167b213c7670ca01551aea505eef965eca14519452eb36

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/792-0-0x000000000035F000-0x0000000000361000-memory.dmp

Filesize
8KB

Download
memory/1876-499-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1876-497-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1876-506-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1876-505-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1876-503-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1876-501-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1876-495-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1876-507-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2524-186-0x000000001D870000-0x000000001DACF000-memory.dmp

Filesize
2.4MB

Download
memory/2524-431-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-200-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-219-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-147-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-350-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-369-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-412-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-166-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-4-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2524-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2524-541-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download