lumma | f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2024 23:54

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General

Target

f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe
Size

580KB
MD5

5b7f1ef73d64e3bd6b28f5afbf0130e1
SHA1

96f329fa1ab70dfa0f6944e4ce5f742bc9be6ba7
SHA256

f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350
SHA512

fe524a671232ca4b8929f8017a02e4c812c1dbe303696ac3d3f6ac93661b7d7a28159e567d2f70a69239ab8e9bd06bd8fd65ec9385862a617eb64ed35196120a
SSDEEP

12288:rK7qQnYbvtHe/SuvGppmzclJGT5bmZxuOjex1rFD9ZE5x0f8frKa:rKtnYjvuuqzcls9mfLjextFpZE5xM8Dr

Score

10^/10

lumma vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

http://lade.petperfectcare.com:80

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/3656-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-27-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-44-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-83-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/3656-103-0x0000000000400000-0x0000000000676000-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
3996	AFBAKKFCBF.exe

Loads dropped DLL 2 IoCs

pid	Process
3656	MSBuild.exe
3656	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 5068 set thread context of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 3996 set thread context of 2236	3996	AFBAKKFCBF.exe	88

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2068	3996	WerFault.exe	86

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	AFBAKKFCBF.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	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.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
1520	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3656	MSBuild.exe
3656	MSBuild.exe
3656	MSBuild.exe
3656	MSBuild.exe
3656	MSBuild.exe
3656	MSBuild.exe
3656	MSBuild.exe
3656	MSBuild.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 5068 wrote to memory of 3656	5068	f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe	82
PID 3656 wrote to memory of 3996	3656	MSBuild.exe	86
PID 3656 wrote to memory of 3996	3656	MSBuild.exe	86
PID 3656 wrote to memory of 3996	3656	MSBuild.exe	86
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3996 wrote to memory of 2236	3996	AFBAKKFCBF.exe	88
PID 3656 wrote to memory of 2500	3656	MSBuild.exe	92
PID 3656 wrote to memory of 2500	3656	MSBuild.exe	92
PID 3656 wrote to memory of 2500	3656	MSBuild.exe	92
PID 2500 wrote to memory of 1520	2500	cmd.exe	94
PID 2500 wrote to memory of 1520	2500	cmd.exe	94
PID 2500 wrote to memory of 1520	2500	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe
"C:\Users\Admin\AppData\Local\Temp\f655c42917dd0c1287bcf47561c4200cb79c6240f41492f675093077d7a2e350.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068
- 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:3656
- - C:\ProgramData\AFBAKKFCBF.exe
    "C:\ProgramData\AFBAKKFCBF.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3996
  - - 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:2236
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3996 -s 236
      4⤵
      Program crash
      PID:2068
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\EGDGDHJJDGHC" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2500
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3996 -ip 3996
1⤵
PID:4524

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

C:\ProgramData\AFBAKKFCBF.exe

Filesize
538KB

MD5
f3d141b062dc2298cd93eba8a17dd999

SHA1
50feb10f5872c5592bed93c698bc7cc6282a2f17

SHA256
acc8d2507908025af3a013002f9d97b935ea22da07a69903109ce3fd93e78b6f

SHA512
a7f7cdf1fe1b42b03f969107a2d75ba1c00ca8d9c640e936262315941e34594b309e3b8ca975fdd630bf139438fa2536837084867f6f20094dec05fb3862224e

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/2236-102-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2236-101-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2236-100-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2236-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/3656-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-27-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-44-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-103-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-10-0x0000000022540000-0x000000002279F000-memory.dmp

Filesize
2.4MB

Download
memory/3656-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-83-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3656-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3996-97-0x0000000000E45000-0x0000000000E46000-memory.dmp

Filesize
4KB

Download
memory/5068-0-0x0000000000EEC000-0x0000000000EEE000-memory.dmp

Filesize
8KB

Download