lumma | 7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b

Analysis

max time kernel
94s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08/10/2024, 01:51

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General

Target

7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe
Size

571KB
MD5

b84100c670bb19e92bfb62423048aa43
SHA1

592f3aef7ad93db6527d8e9d06b2ebbae1a51a79
SHA256

7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b
SHA512

25610d8053a29ef458a690e1435008cbdfd990e2548dbad0db929e539a594c61c144f0025f4b74788324d507af37c66dde302ba513f5279d4f2b37ec5ab8a953
SSDEEP

12288:HcEcpXoWDMr3QZJG6/vrB7JOpf/4Xx8Yl6E0nfhLZ4S:HOXo5Q/vXipYXx3l65ntK

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/5040-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-18-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-19-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-27-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-44-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-77-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-83-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/5040-102-0x0000000000400000-0x0000000000676000-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
2268	KJEGCFBGDH.exe

Loads dropped DLL 2 IoCs

pid	Process
5040	MSBuild.exe
5040	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 4668 set thread context of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 2268 set thread context of 4048	2268	KJEGCFBGDH.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
1224	4668	WerFault.exe	80
3688	2268	WerFault.exe	90

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	KJEGCFBGDH.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	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.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 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
372	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5040	MSBuild.exe
5040	MSBuild.exe
5040	MSBuild.exe
5040	MSBuild.exe
5040	MSBuild.exe
5040	MSBuild.exe
5040	MSBuild.exe
5040	MSBuild.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 5112	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	82
PID 4668 wrote to memory of 5112	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	82
PID 4668 wrote to memory of 5112	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	82
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 4668 wrote to memory of 5040	4668	7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe	83
PID 5040 wrote to memory of 2268	5040	MSBuild.exe	90
PID 5040 wrote to memory of 2268	5040	MSBuild.exe	90
PID 5040 wrote to memory of 2268	5040	MSBuild.exe	90
PID 2268 wrote to memory of 5036	2268	KJEGCFBGDH.exe	92
PID 2268 wrote to memory of 5036	2268	KJEGCFBGDH.exe	92
PID 2268 wrote to memory of 5036	2268	KJEGCFBGDH.exe	92
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 2268 wrote to memory of 4048	2268	KJEGCFBGDH.exe	93
PID 5040 wrote to memory of 2188	5040	MSBuild.exe	96
PID 5040 wrote to memory of 2188	5040	MSBuild.exe	96
PID 5040 wrote to memory of 2188	5040	MSBuild.exe	96
PID 2188 wrote to memory of 372	2188	cmd.exe	98
PID 2188 wrote to memory of 372	2188	cmd.exe	98
PID 2188 wrote to memory of 372	2188	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe
"C:\Users\Admin\AppData\Local\Temp\7823532217e8b06b102734023019188833b3e0ae711c3dc6f9cb437d8c48d14b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:5112
- 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:5040
- - C:\ProgramData\KJEGCFBGDH.exe
    "C:\ProgramData\KJEGCFBGDH.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2268
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:5036
  - - 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:4048
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 272
      4⤵
      Program crash
      PID:3688
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AECAKJJECAEG" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2188
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 260
  2⤵
  - Program crash
  PID:1224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4668 -ip 4668
1⤵
PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2268 -ip 2268
1⤵
PID:1576

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\KJEGCFBGDH.exe

Filesize
538KB

MD5
1a8d23a67f5e45e754c23f00ffe166b5

SHA1
a7823e9085b1c8d2022c419d4c5461380e31b389

SHA256
14dd3ea029df5fddf05dbc2e9d920fb1bbfc2ebad1c66c5099ffd68874dd431e

SHA512
2880f3f6b554386d99f11b92aad4b9ef74b0385485919c367e2f636e61cbe2c6d1b058dba62216158ad3f226e919ade4c29145f5c99cef66fa4c02bdc2c1ff82

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/2268-97-0x0000000000FD5000-0x0000000000FD6000-memory.dmp

Filesize
4KB

Download
memory/4048-101-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4048-100-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4048-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4668-0-0x000000000061D000-0x000000000061F000-memory.dmp

Filesize
8KB

Download
memory/5040-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-77-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-44-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-19-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-18-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-10-0x00000000201B0000-0x000000002040F000-memory.dmp

Filesize
2.4MB

Download
memory/5040-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-27-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-83-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/5040-102-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download