lumma | 7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 01:53

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General

Target

7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe
Size

571KB
MD5

a72af6c3293eb3061bba1e48ba6147de
SHA1

316276ac440f65361db52e49a7fc4d2a9be1f457
SHA256

7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00
SHA512

3bea2955df160fc3ce1ad61c0cf1a6946bf4d12147596e63ff3eb359db9af4f32ea8e0595c65bec0d5651f76a029a9afac621fab08e5e21c7b1f8794740617ca
SSDEEP

12288:eMs0xfgBSzc9gm8naRK1RDr/EbeWsFU37LpZdE3f8Hcz74S:eWfgv8naRK1Ncbe5S/jsf8SU

Score

10^/10

lumma vidar 4a5bc8b73e12425adc3c399da8136891 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Botnet

4a5bc8b73e12425adc3c399da8136891

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 17 IoCs

stealer

resource	yara_rule
behavioral2/memory/464-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-29-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-30-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-38-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-39-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-55-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-56-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-68-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-85-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-86-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-93-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-94-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/464-113-0x0000000000400000-0x0000000000676000-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
4048	AAFHIIDHJE.exe

Loads dropped DLL 2 IoCs

pid	Process
464	MSBuild.exe
464	MSBuild.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 4216 set thread context of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4048 set thread context of 2244	4048	AAFHIIDHJE.exe	94

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
628	4216	WerFault.exe	82
808	4048	WerFault.exe	91

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	AAFHIIDHJE.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	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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
1080	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
464	MSBuild.exe
464	MSBuild.exe
464	MSBuild.exe
464	MSBuild.exe
464	MSBuild.exe
464	MSBuild.exe
464	MSBuild.exe
464	MSBuild.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 4216 wrote to memory of 464	4216	7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe	83
PID 464 wrote to memory of 4048	464	MSBuild.exe	91
PID 464 wrote to memory of 4048	464	MSBuild.exe	91
PID 464 wrote to memory of 4048	464	MSBuild.exe	91
PID 4048 wrote to memory of 4600	4048	AAFHIIDHJE.exe	93
PID 4048 wrote to memory of 4600	4048	AAFHIIDHJE.exe	93
PID 4048 wrote to memory of 4600	4048	AAFHIIDHJE.exe	93
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 4048 wrote to memory of 2244	4048	AAFHIIDHJE.exe	94
PID 464 wrote to memory of 3200	464	MSBuild.exe	97
PID 464 wrote to memory of 3200	464	MSBuild.exe	97
PID 464 wrote to memory of 3200	464	MSBuild.exe	97
PID 3200 wrote to memory of 1080	3200	cmd.exe	99
PID 3200 wrote to memory of 1080	3200	cmd.exe	99
PID 3200 wrote to memory of 1080	3200	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe
"C:\Users\Admin\AppData\Local\Temp\7dc3d6e633cbabe95c39fa36f94ab6657e3c04dab7a9a6c1f79c9e2424378e00.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4216
- 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:464
- - C:\ProgramData\AAFHIIDHJE.exe
    "C:\ProgramData\AAFHIIDHJE.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4048
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:4600
  - - 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:2244
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4048 -s 316
      4⤵
      Program crash
      PID:808
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IDBGHDGHCGHC" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3200
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1080
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 252
  2⤵
  - Program crash
  PID:628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4216 -ip 4216
1⤵
PID:3068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4048 -ip 4048
1⤵
PID:4528

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\AAFHIIDHJE.exe

Filesize
555KB

MD5
c5193d3207f9eb92f889588db373e18e

SHA1
ea0fcb5e89bc9136cbefe165b64af23fcadd27ec

SHA256
c0f89aed08873352dcd91f3d98f7284902a9fe0ea884ab1e66132f5d9c8837a3

SHA512
f5e79a4aafd5de7874e2de329d20c933865c3f969bf22b6dd8f9920ada89b7456596c0df8b518d6f7f167b213c7670ca01551aea505eef965eca14519452eb36

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
memory/464-56-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-22-0x0000000024800000-0x0000000024A5F000-memory.dmp

Filesize
2.4MB

Download
memory/464-29-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-30-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-38-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-39-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-55-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-113-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-68-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-85-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-86-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-93-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-94-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/464-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2244-109-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2244-111-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2244-112-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2244-114-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/4048-108-0x0000000000934000-0x0000000000936000-memory.dmp

Filesize
8KB

Download
memory/4216-0-0x000000000023D000-0x000000000023F000-memory.dmp

Filesize
8KB

Download