lumma | 60bd16249ed2f24c98380920cb581f447a806541827d4eb2a5c1e889b9379c30

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 13:37

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General

Target

7f3c2473d1e6.exe
Size

550KB
MD5

33f127e35338687a1a64f67fa6ed3b9a
SHA1

672dc4d194a5ffe2fd5c23b411bca7b99647ebd2
SHA256

60bd16249ed2f24c98380920cb581f447a806541827d4eb2a5c1e889b9379c30
SHA512

c50878d3cb82e12384f1a1c214d9bec19dc7e0e54285336261837a4c92aa42fd9068ec27c6d0361e60935b097a59d3262c4295c6660eaabb57503e4a2f82b4c8
SSDEEP

12288:2oAw4Cr0G0187LxGraRAGxKUPbKslF3jt4njxZP:2ebj0SX8rvslFzwFJ

Score

10^/10

lumma vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

http://proxy.johnmccrea.com/

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

Signatures

Detect Vidar Stealer 16 IoCs

stealer

resource	yara_rule
behavioral2/memory/1984-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-12-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-15-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-16-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-17-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-30-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-31-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-41-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-61-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-62-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-69-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-70-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1984-104-0x0000000000400000-0x0000000000676000-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
1948	IJDBGDGCGD.exe

Loads dropped DLL 11 IoCs

pid	Process
1984	MSBuild.exe
1984	MSBuild.exe
1984	MSBuild.exe
1984	MSBuild.exe
1984	MSBuild.exe
1984	MSBuild.exe
2036	WerFault.exe
2036	WerFault.exe
2036	WerFault.exe
2036	WerFault.exe
2036	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 2016 set thread context of 1984	2016	7f3c2473d1e6.exe	31
PID 1948 set thread context of 2336	1948	IJDBGDGCGD.exe	36

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 3 IoCs

pid	pid_target	Process	procid_target
2004	2016	WerFault.exe	30
1268	2336	WerFault.exe
2036	1948	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	7f3c2473d1e6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IJDBGDGCGD.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

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
1664	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1984	MSBuild.exe
1984	MSBuild.exe
1984	MSBuild.exe
1984	MSBuild.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 1984	2016	7f3c2473d1e6.exe	31
PID 2016 wrote to memory of 2004	2016	7f3c2473d1e6.exe	32
PID 2016 wrote to memory of 2004	2016	7f3c2473d1e6.exe	32
PID 2016 wrote to memory of 2004	2016	7f3c2473d1e6.exe	32
PID 2016 wrote to memory of 2004	2016	7f3c2473d1e6.exe	32
PID 1984 wrote to memory of 1948	1984	MSBuild.exe	35
PID 1984 wrote to memory of 1948	1984	MSBuild.exe	35
PID 1984 wrote to memory of 1948	1984	MSBuild.exe	35
PID 1984 wrote to memory of 1948	1984	MSBuild.exe	35
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2336	1948	IJDBGDGCGD.exe	36
PID 1948 wrote to memory of 2036	1948	IJDBGDGCGD.exe	37
PID 1948 wrote to memory of 2036	1948	IJDBGDGCGD.exe	37
PID 1948 wrote to memory of 2036	1948	IJDBGDGCGD.exe	37
PID 1948 wrote to memory of 2036	1948	IJDBGDGCGD.exe	37
PID 2336 wrote to memory of 1268	2336	MSBuild.exe	38
PID 2336 wrote to memory of 1268	2336	MSBuild.exe	38
PID 2336 wrote to memory of 1268	2336	MSBuild.exe	38
PID 2336 wrote to memory of 1268	2336	MSBuild.exe	38
PID 1984 wrote to memory of 2500	1984	MSBuild.exe	39
PID 1984 wrote to memory of 2500	1984	MSBuild.exe	39
PID 1984 wrote to memory of 2500	1984	MSBuild.exe	39
PID 1984 wrote to memory of 2500	1984	MSBuild.exe	39
PID 2500 wrote to memory of 1664	2500	cmd.exe	41
PID 2500 wrote to memory of 1664	2500	cmd.exe	41
PID 2500 wrote to memory of 1664	2500	cmd.exe	41
PID 2500 wrote to memory of 1664	2500	cmd.exe	41

C:\Users\Admin\AppData\Local\Temp\7f3c2473d1e6.exe
"C:\Users\Admin\AppData\Local\Temp\7f3c2473d1e6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016
- 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:1984
- - C:\ProgramData\IJDBGDGCGD.exe
    "C:\ProgramData\IJDBGDGCGD.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1948
  - - 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
      Suspicious use of WriteProcessMemory
      PID:2336
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 148
        5⤵
        Program crash
        
        PID:1268
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 52
      4⤵
      Loads dropped DLL
      Program crash
      PID:2036
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FHJDGHIJDGCB" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2500
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 52
  2⤵
  - Program crash
  PID:2004

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:\ProgramData\IJDBGDGCGD.exe

Filesize
518KB

MD5
6c7d97ae1b013c0b5aba8ca2186fda7e

SHA1
505ddef1e6bb7d132615a25c51d7094a7ef1807a

SHA256
c68856eee73796bc835c205be54888e3c99caf983dc5d35aedf2981fd41be527

SHA512
a8a886494e276dd07f2e497784b84552c03e8b1397dc30c8bfdf720e9c36bd422b9dab339527abff43c46b12e6561154942087a3a3736575c74315d6a5e64df9

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/1948-86-0x0000000001240000-0x0000000001241000-memory.dmp

Filesize
4KB

Download
memory/1984-41-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-61-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-15-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-16-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-17-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-20-0x000000001B950000-0x000000001BBAF000-memory.dmp

Filesize
2.4MB

Download
memory/1984-30-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-31-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-104-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-12-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-62-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-69-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-70-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1984-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1984-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2016-0-0x0000000000988000-0x000000000098A000-memory.dmp

Filesize
8KB

Download
memory/2336-93-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2336-88-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2336-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2336-97-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2336-89-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2336-87-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2336-91-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download