lumma | b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b

Analysis

max time kernel
148s
max time network
151s
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, 02:32

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General

Target

b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe
Size

580KB
MD5

b0f04d2d53d1d0a26271120e7404d2d3
SHA1

0fabcf4ad175477be07dfc5ee0cfdc152169b0ea
SHA256

b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b
SHA512

b43dbffa61a521aecec2769797744580e2c604fd8be5f843fc4971a73ff5fc746c1552f95eb3aff36173541233e4c642bfe1779924a5d18b7f26e16097812e5a
SSDEEP

12288:y2qapAlfgoXFbrljw86QtLDFCe2k/Wz63GubzHRj2qzszaD6dIisEO:MawfgkntLDDOzS11SRWzt

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/3760-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-27-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-44-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3760-101-0x0000000000400000-0x0000000000676000-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
2228	HCFCFHJDBK.exe

Loads dropped DLL 2 IoCs

pid	Process
3760	MSBuild.exe
3760	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 4248 set thread context of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 2228 set thread context of 320	2228	HCFCFHJDBK.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
4876	4248	WerFault.exe	81
1776	2228	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HCFCFHJDBK.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MSBuild.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3048	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3760	MSBuild.exe
3760	MSBuild.exe
3760	MSBuild.exe
3760	MSBuild.exe
3760	MSBuild.exe
3760	MSBuild.exe
3760	MSBuild.exe
3760	MSBuild.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 4248 wrote to memory of 3760	4248	b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe	82
PID 3760 wrote to memory of 2228	3760	MSBuild.exe	91
PID 3760 wrote to memory of 2228	3760	MSBuild.exe	91
PID 3760 wrote to memory of 2228	3760	MSBuild.exe	91
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 2228 wrote to memory of 320	2228	HCFCFHJDBK.exe	94
PID 3760 wrote to memory of 2324	3760	MSBuild.exe	98
PID 3760 wrote to memory of 2324	3760	MSBuild.exe	98
PID 3760 wrote to memory of 2324	3760	MSBuild.exe	98
PID 2324 wrote to memory of 3048	2324	cmd.exe	100
PID 2324 wrote to memory of 3048	2324	cmd.exe	100
PID 2324 wrote to memory of 3048	2324	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe
"C:\Users\Admin\AppData\Local\Temp\b60ea8fb0f9742c61533647f03983604da599423757f664c0a91f49a3c8db69b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4248
- 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:3760
- - C:\ProgramData\HCFCFHJDBK.exe
    "C:\ProgramData\HCFCFHJDBK.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2228
  - - 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:320
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 292
      4⤵
      Program crash
      PID:1776
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\BAAFIJKKEHJD" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2324
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:3048
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 256
  2⤵
  - Program crash
  PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4248 -ip 4248
1⤵
PID:3196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2228 -ip 2228
1⤵
PID:1060

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\HCFCFHJDBK.exe

Filesize
555KB

MD5
804353bd30589524aae6e6200ee71180

SHA1
6180ab0c23eb7ff3d611d52aed98d1223c6d3c54

SHA256
f5378f0beb792d72f752ad36b3e9432f3303cd849fade3f68c811d761d23756a

SHA512
7d3e3298bc86fe79bd5b65574de2598241d9c65a901ef4fd18fa7c5fb35e7dd998e570456a3338ddf777e5558f28f19a7a5df19a5df22a8d0e1e4bd212778c1e

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/320-102-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/320-100-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/320-99-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/320-97-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2228-96-0x0000000000B84000-0x0000000000B86000-memory.dmp

Filesize
8KB

Download
memory/3760-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-44-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-27-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-10-0x0000000020320000-0x000000002057F000-memory.dmp

Filesize
2.4MB

Download
memory/3760-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3760-101-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4248-0-0x000000000055C000-0x000000000055E000-memory.dmp

Filesize
8KB

Download