lumma | b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0ef

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 06:04

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General

Target

b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe
Size

580KB
MD5

e3aa9c691bd145015ef1352b542b4830
SHA1

7878a4d954fd6e1fdc93a64f1e69bdb68691a236
SHA256

b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0ef
SHA512

ca6078237cbffbcb67ffc23656ca98356582334e0d3e4d13999568ff3934494345239e270b9c99e17091fa4ceab8c9c0d99b2a140f18376020dfcc66c4ba8b28
SSDEEP

12288:02aaVwVvQlnl75JRvXyyuhah7SsmHffj5uTiIyZ+YczhdIieEO:Sa0vQFIaZST5XIouWVt

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 17 IoCs

stealer

resource	yara_rule
behavioral2/memory/1328-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-27-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-44-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-83-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1328-102-0x0000000000400000-0x0000000000676000-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
4356	HCFIIIJJKJ.exe

Loads dropped DLL 2 IoCs

pid	Process
1328	MSBuild.exe
1328	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 2168 set thread context of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 4356 set thread context of 2144	4356	HCFIIIJJKJ.exe	98

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
220	2168	WerFault.exe	82
3228	4356	WerFault.exe	95

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	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HCFIIIJJKJ.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
212	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1328	MSBuild.exe
1328	MSBuild.exe
1328	MSBuild.exe
1328	MSBuild.exe
1328	MSBuild.exe
1328	MSBuild.exe
1328	MSBuild.exe
1328	MSBuild.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 4592	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	83
PID 2168 wrote to memory of 4592	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	83
PID 2168 wrote to memory of 4592	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	83
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 2168 wrote to memory of 1328	2168	b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe	84
PID 1328 wrote to memory of 4356	1328	MSBuild.exe	95
PID 1328 wrote to memory of 4356	1328	MSBuild.exe	95
PID 1328 wrote to memory of 4356	1328	MSBuild.exe	95
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 4356 wrote to memory of 2144	4356	HCFIIIJJKJ.exe	98
PID 1328 wrote to memory of 2856	1328	MSBuild.exe	101
PID 1328 wrote to memory of 2856	1328	MSBuild.exe	101
PID 1328 wrote to memory of 2856	1328	MSBuild.exe	101
PID 2856 wrote to memory of 212	2856	cmd.exe	103
PID 2856 wrote to memory of 212	2856	cmd.exe	103
PID 2856 wrote to memory of 212	2856	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe
"C:\Users\Admin\AppData\Local\Temp\b06afa4c67af3b489cce4f26576d2f70af81eefa09e5df087168e3ada9e0a0efN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:4592
- 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:1328
- - C:\ProgramData\HCFIIIJJKJ.exe
    "C:\ProgramData\HCFIIIJJKJ.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4356
  - - 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:2144
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 292
      4⤵
      Program crash
      PID:3228
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\KJKKJKEHDBGI" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2856
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 272
  2⤵
  - Program crash
  PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2168 -ip 2168
1⤵
PID:3732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4356 -ip 4356
1⤵
PID:4124

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\HCFIIIJJKJ.exe

Filesize
555KB

MD5
977a0bac1521a5d1739a187bcb3e2b7e

SHA1
2bc10b026c6deedf9df4283930759ab041d95c24

SHA256
6ad1c9a514dd9a2e2213d52f6c943451c9eb8f2a074913fa98c68d644fd3466b

SHA512
82abfd4691f3743cbb733ab7c9985f268111f5b0182a5fe45431cb79b657add4255718d548b7866445b5369c1c318ac08e5dd2afeb5f231dbaec0d5e20a4b1b6

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/1328-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-10-0x000000001FDB0000-0x000000002000F000-memory.dmp

Filesize
2.4MB

Download
memory/1328-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-27-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-44-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-102-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-83-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1328-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2144-98-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2144-101-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2144-100-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2168-0-0x00000000005FC000-0x00000000005FE000-memory.dmp

Filesize
8KB

Download
memory/4356-97-0x00000000004C4000-0x00000000004C6000-memory.dmp

Filesize
8KB

Download