lumma | d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9

Analysis

max time kernel
96s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 01:55

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General

Target
d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe
Size 551KB
Sample241005-ccbbgashra
SHA256 d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9
MD5 d96f7b02d8e4075c912febd422def34d
SHA1 04870539f6fba9c05dc0393e995f3eb914b85645
SHA512 934f574ea3d8cc825b0fd474921d44f13ebc399a4847e51c2cdb1b92ca9190cb01d36a718de420f8e0224cac9b4b63ba21ce08abca5a0393fba11595b7c378b1
SSDEEP 12288:UOD3oZTCvDjlKF50uX21NK7wPRlEfm8gsPOZsN16TyxsP:UgCcICT107wPLGxgsPm+4H
MD5 SHA1 SHA512 SSDEEP

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

Extracted

Family

lumma

https://spirittunek.store/api
https://mobbipenju.store/api
https://eaglepawnoy.store/api
https://dissapoiznw.store/api
https://studennotediw.store/api
https://bathdoomgaz.store/api

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/1952-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-25-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-26-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-42-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-43-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-71-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-79-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1952-100-0x0000000000400000-0x0000000000676000-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
636	GIJDGCAEBF.exe

Loads dropped DLL 2 IoCs

pid	Process
1952	MSBuild.exe
1952	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 4452 set thread context of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 636 set thread context of 4784	636	GIJDGCAEBF.exe	93

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2436	4452	WerFault.exe	81
2924	636	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	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	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	GIJDGCAEBF.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
2320	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 5104	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	82
PID 4452 wrote to memory of 5104	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	82
PID 4452 wrote to memory of 5104	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	82
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 4452 wrote to memory of 1952	4452	d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe	83
PID 1952 wrote to memory of 636	1952	MSBuild.exe	91
PID 1952 wrote to memory of 636	1952	MSBuild.exe	91
PID 1952 wrote to memory of 636	1952	MSBuild.exe	91
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 636 wrote to memory of 4784	636	GIJDGCAEBF.exe	93
PID 1952 wrote to memory of 3476	1952	MSBuild.exe	101
PID 1952 wrote to memory of 3476	1952	MSBuild.exe	101
PID 1952 wrote to memory of 3476	1952	MSBuild.exe	101
PID 3476 wrote to memory of 2320	3476	cmd.exe	103
PID 3476 wrote to memory of 2320	3476	cmd.exe	103
PID 3476 wrote to memory of 2320	3476	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe
"C:\Users\Admin\AppData\Local\Temp\d7da8e3cdc0b679d791d6cff3728e1f239007fa4250f637eb7a95a9b4a5c94b9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:5104
- 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:1952
- - C:\ProgramData\GIJDGCAEBF.exe
    "C:\ProgramData\GIJDGCAEBF.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:636
  - - 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:4784
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 256
      4⤵
      Program crash
      PID:2924
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\KEGCFCAKFHCG" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3476
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 260
  2⤵
  - Program crash
  PID:2436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4452 -ip 4452
1⤵
PID:2608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 636 -ip 636
1⤵
PID:1620

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

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Downloads

GIJDGCAEBF.exe

Path C:\ProgramData\GIJDGCAEBF.exe
Size 518KB
SHA256 3f49e1d9c6f54ba9f4198f4d312f02fbe180b36d3ccd389dcb37e994c8656c4c
MD5 6fed765edf07900c3dcb873171e0474f
SHA1 c7b4c9cd904ec62b6ca0fd256667a71e6ef57675
SHA512 c82f316576bed8234718af54c280142c5d08bfbb8f061f8905535e0b922be1facfa43f8d02bcbbe7f63a66f2e2eab5884de0fab1b1e7c1fbe64c72ec9b6c8581
SSDEEP 12288:921HCRJb/vTjGGfFR9amvzw/FFk7+Z5M4j14sP:9emXdz9P0/W+5M4j1R
MD5 SHA1 SHA512 SSDEEP

Submit Download

mozglue.dll

Path C:\ProgramData\mozglue.dll
Size 593KB
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
MD5 SHA1 SHA512 SSDEEP

Submit Download

nss3.dll

Path C:\ProgramData\nss3.dll
Size 2.0MB
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
MD5 SHA1 SHA512 SSDEEP

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memory/636-95-0x0000000000B40000-0x0000000000B41000-memory.dmp

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memory/1952-42-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-81-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-10-0x000000001D770000-0x000000001D9CF000-memory.dmp

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memory/1952-25-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-71-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-100-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-43-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-3-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-7-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-26-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-72-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-79-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-80-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-8-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-1-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/1952-6-0x0000000000400000-0x0000000000676000-memory.dmp

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memory/4452-0-0x0000000000258000-0x000000000025A000-memory.dmp

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memory/4784-96-0x0000000000400000-0x0000000000463000-memory.dmp

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memory/4784-98-0x0000000000400000-0x0000000000463000-memory.dmp

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memory/4784-99-0x0000000000400000-0x0000000000463000-memory.dmp

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