lumma | 97596ac4b0b3d839d53b03d9217c7628c977365b49e2f2f3f733441bb02556e0

Analysis

max time kernel
96s
max time network
99s
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, 17:38

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General

Target

ea032d9278141463cb1aaf533b471aee.exe
Size

571KB
MD5

ea032d9278141463cb1aaf533b471aee
SHA1

27e519e9e44219aeafeed5ab66cc2c82ef1ce031
SHA256

97596ac4b0b3d839d53b03d9217c7628c977365b49e2f2f3f733441bb02556e0
SHA512

2839065a5cbcefec2d2b6f9233982601c5f01e22216d34a674925ebb1c4d56fbc22d455b094913db3ed24f773489cd668caaa0707cbcf00476ca65e5358636bf
SSDEEP

12288:TcEcpXoWDMa779ECxVxdlMvnYuqbzh45flvHMOLY4S:TOXomBNNLgYuq54ZBHMQ5

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/1308-2-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-27-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-44-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-57-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-75-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-83-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/1308-102-0x0000000000400000-0x0000000000676000-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
2104	CFBFCGIDAK.exe

Loads dropped DLL 2 IoCs

pid	Process
1308	MSBuild.exe
1308	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 4960 set thread context of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 2104 set thread context of 376	2104	CFBFCGIDAK.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
4944	4960	WerFault.exe	82
3496	2104	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	ea032d9278141463cb1aaf533b471aee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CFBFCGIDAK.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
1868	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 2624	4960	ea032d9278141463cb1aaf533b471aee.exe	84
PID 4960 wrote to memory of 2624	4960	ea032d9278141463cb1aaf533b471aee.exe	84
PID 4960 wrote to memory of 2624	4960	ea032d9278141463cb1aaf533b471aee.exe	84
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 4960 wrote to memory of 1308	4960	ea032d9278141463cb1aaf533b471aee.exe	85
PID 1308 wrote to memory of 2104	1308	MSBuild.exe	91
PID 1308 wrote to memory of 2104	1308	MSBuild.exe	91
PID 1308 wrote to memory of 2104	1308	MSBuild.exe	91
PID 2104 wrote to memory of 2940	2104	CFBFCGIDAK.exe	93
PID 2104 wrote to memory of 2940	2104	CFBFCGIDAK.exe	93
PID 2104 wrote to memory of 2940	2104	CFBFCGIDAK.exe	93
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 2104 wrote to memory of 376	2104	CFBFCGIDAK.exe	94
PID 1308 wrote to memory of 468	1308	MSBuild.exe	97
PID 1308 wrote to memory of 468	1308	MSBuild.exe	97
PID 1308 wrote to memory of 468	1308	MSBuild.exe	97
PID 468 wrote to memory of 1868	468	cmd.exe	99
PID 468 wrote to memory of 1868	468	cmd.exe	99
PID 468 wrote to memory of 1868	468	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\ea032d9278141463cb1aaf533b471aee.exe
"C:\Users\Admin\AppData\Local\Temp\ea032d9278141463cb1aaf533b471aee.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:2624
- 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:1308
- - C:\ProgramData\CFBFCGIDAK.exe
    "C:\ProgramData\CFBFCGIDAK.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2104
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:2940
  - - 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:376
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 264
      4⤵
      Program crash
      PID:3496
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AKJKFBAFIDAE" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:468
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1868
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 260
  2⤵
  - Program crash
  PID:4944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4960 -ip 4960
1⤵
PID:4852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2104 -ip 2104
1⤵
PID:1688

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\CFBFCGIDAK.exe

Filesize
538KB

MD5
d819f8a18ddae147f6128354f4a1b22e

SHA1
71bf4e266848b4057fba804fab793e0e05dcfae8

SHA256
1fc5ef14137ea4754c446e675127bc1bb5f903e527b74b357f574bf47150a75c

SHA512
50b5698c9d197845dd1c2dede126f309f8333fe425c198685baf74b535fbded1704ebaa56fdde9516774b6009f05be953171bb2440e9881868955b382a45335a

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/376-101-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/376-100-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/376-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1308-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-27-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-44-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-102-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-57-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-10-0x0000000022610000-0x000000002286F000-memory.dmp

Filesize
2.4MB

Download
memory/1308-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-75-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-83-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/1308-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2104-97-0x00000000008B5000-0x00000000008B6000-memory.dmp

Filesize
4KB

Download
memory/4960-0-0x00000000006ED000-0x00000000006EF000-memory.dmp

Filesize
8KB

Download