lumma | ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614

Analysis

max time kernel
148s
max time network
152s
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 02:10

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General

Target

ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe
Size

598KB
MD5

25f5bb6b3ac38fe55b9e09e198ec3a65
SHA1

f60a23765859b7b1add8124c74d382b50484925d
SHA256

ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614
SHA512

c7f28ecaf9e9bcbd96b06beb7164f6d8374bec856e0064fadc42ea68491530dd0462949ad5ed78ed1b9a89c73b4bfd1e6bd3b7a7bd8218dcf6557db362d6c35e
SSDEEP

12288:E8yf0yrFNqkBdKYN3+xAAgZsltw5bTOt4g0sht8Gj64fPsETEO:E8EfrF7xF+xZwf00shp+dmt

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 17 IoCs

stealer

resource	yara_rule
behavioral2/memory/628-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-29-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-30-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-38-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-39-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-55-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-56-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-68-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-85-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-86-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-93-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-94-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/628-113-0x0000000000400000-0x0000000000676000-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
4032	BAFIEGIECG.exe

Loads dropped DLL 2 IoCs

pid	Process
628	MSBuild.exe
628	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 2976 set thread context of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 4032 set thread context of 4592	4032	BAFIEGIECG.exe	95

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4876	2976	WerFault.exe	82
812	4032	WerFault.exe	92

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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BAFIEGIECG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2192	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
628	MSBuild.exe
628	MSBuild.exe
628	MSBuild.exe
628	MSBuild.exe
628	MSBuild.exe
628	MSBuild.exe
628	MSBuild.exe
628	MSBuild.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 2976 wrote to memory of 628	2976	ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe	83
PID 628 wrote to memory of 4032	628	MSBuild.exe	92
PID 628 wrote to memory of 4032	628	MSBuild.exe	92
PID 628 wrote to memory of 4032	628	MSBuild.exe	92
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 4032 wrote to memory of 4592	4032	BAFIEGIECG.exe	95
PID 628 wrote to memory of 2912	628	MSBuild.exe	98
PID 628 wrote to memory of 2912	628	MSBuild.exe	98
PID 628 wrote to memory of 2912	628	MSBuild.exe	98
PID 2912 wrote to memory of 2192	2912	cmd.exe	100
PID 2912 wrote to memory of 2192	2912	cmd.exe	100
PID 2912 wrote to memory of 2192	2912	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe
"C:\Users\Admin\AppData\Local\Temp\ae4652c4433d845665b44f36ba2e4188ca5e33a1df4ea3183af5f3cfbc0d3614.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976
- 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:628
- - C:\ProgramData\BAFIEGIECG.exe
    "C:\ProgramData\BAFIEGIECG.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4032
  - - 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:4592
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 292
      4⤵
      Program crash
      PID:812
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FCGIJDBAFCBA" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2912
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2192
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 304
  2⤵
  - Program crash
  PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2976 -ip 2976
1⤵
PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4032 -ip 4032
1⤵
PID:2868

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\BAFIEGIECG.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/628-56-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-21-0x0000000020150000-0x00000000203AF000-memory.dmp

Filesize
2.4MB

Download
memory/628-29-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-30-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-38-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-39-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-55-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-113-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-68-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-85-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-86-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-93-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-94-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/628-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2976-0-0x000000000070F000-0x0000000000711000-memory.dmp

Filesize
8KB

Download
memory/4032-108-0x0000000000CB4000-0x0000000000CB6000-memory.dmp

Filesize
8KB

Download
memory/4592-109-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/4592-111-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/4592-112-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download