lumma | 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-10-2024 23:09

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General

Target

4ad0164fbb08d546961ed5069c30185a.exe
Size

580KB
MD5

4ad0164fbb08d546961ed5069c30185a
SHA1

c4f8184106ac9ea7eb1148dd2aa2fbfccd7c8d3e
SHA256

14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2
SHA512

ef86d237a3ae15bf19887b3e2fdc53647527b9ebcd582879ad3611fcd5cb269f83fd87bb002108aff1d57c0a693cc70c137ad2bc66ad2a4047e3fbcbe2bed844
SSDEEP

12288:OKHCYvQ2v9et3Ao3UfYYJOsrf/YHu4HoT6YoCMSOblBrKA:OKZvQalo3UZJOPO4u6YFOZ95

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 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/2664-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-25-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-26-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-42-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-43-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-71-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-79-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2664-97-0x0000000000400000-0x0000000000676000-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
3244	EHJKJDGCGD.exe

Loads dropped DLL 2 IoCs

pid	Process
2664	MSBuild.exe
2664	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 4696 set thread context of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 3244 set thread context of 3452	3244	EHJKJDGCGD.exe	93

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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	4ad0164fbb08d546961ed5069c30185a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EHJKJDGCGD.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
4968	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2664	MSBuild.exe
2664	MSBuild.exe
2664	MSBuild.exe
2664	MSBuild.exe
2664	MSBuild.exe
2664	MSBuild.exe
2664	MSBuild.exe
2664	MSBuild.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 4696 wrote to memory of 2664	4696	4ad0164fbb08d546961ed5069c30185a.exe	81
PID 2664 wrote to memory of 3244	2664	MSBuild.exe	90
PID 2664 wrote to memory of 3244	2664	MSBuild.exe	90
PID 2664 wrote to memory of 3244	2664	MSBuild.exe	90
PID 3244 wrote to memory of 1960	3244	EHJKJDGCGD.exe	92
PID 3244 wrote to memory of 1960	3244	EHJKJDGCGD.exe	92
PID 3244 wrote to memory of 1960	3244	EHJKJDGCGD.exe	92
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 3244 wrote to memory of 3452	3244	EHJKJDGCGD.exe	93
PID 2664 wrote to memory of 2132	2664	MSBuild.exe	96
PID 2664 wrote to memory of 2132	2664	MSBuild.exe	96
PID 2664 wrote to memory of 2132	2664	MSBuild.exe	96
PID 2132 wrote to memory of 4968	2132	cmd.exe	98
PID 2132 wrote to memory of 4968	2132	cmd.exe	98
PID 2132 wrote to memory of 4968	2132	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\4ad0164fbb08d546961ed5069c30185a.exe
"C:\Users\Admin\AppData\Local\Temp\4ad0164fbb08d546961ed5069c30185a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4696
- 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:2664
- - C:\ProgramData\EHJKJDGCGD.exe
    "C:\ProgramData\EHJKJDGCGD.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3244
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:1960
  - - 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:3452
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\JDAFBKECAKFC" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2132
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:4968

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\EHJKJDGCGD.exe

Filesize
547KB

MD5
4742899d8a17356f599049cc92b7b183

SHA1
55f28154b6cc2e272f490177cd81fdda7dcb209a

SHA256
6904852a1ea37a509612e8ea2382ad12e35bcd8b69f780110ec5c9e78eea73ef

SHA512
064c9e33af3054b86e6894c460b66f1837f51863f25dcaaf0c1789990d4802793adc3bb3442de40f8c2e4e5554704ae0570ad0ba593567e358201747edc8eaa5

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/2664-97-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-25-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-43-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-79-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-26-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-42-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-71-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-11-0x000000001FAB0000-0x000000001FD0F000-memory.dmp

Filesize
2.4MB

Download
memory/2664-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2664-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/3244-92-0x00000000008A4000-0x00000000008A5000-memory.dmp

Filesize
4KB

Download
memory/3452-93-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/3452-95-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/3452-96-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/4696-0-0x00000000006DC000-0x00000000006DE000-memory.dmp

Filesize
8KB

Download