lumma | ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/10/2024, 02:09

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General

Target

ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe
Size

580KB
MD5

3bc704412a19e066cd16a241bff0dd9d
SHA1

9d97f5b8709acff80f12b267c630b6c7bedef963
SHA256

ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff
SHA512

9c8aa00a57f45cdbc941e67777da2c7a528420de027c0c66792e8415ef9dbecd083532d13138395d9857aa38d1c5e1f7a4da762abb345f3639e156bcc2333b2f
SSDEEP

12288:EKzCYvQ2v9KsLZ1WO8QYFRd4MrnBBDuh1PKIOhoN8NkDWhqvLLsdrKM:EK1vQarbkhBADka2NMfvLLWN

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 16 IoCs

stealer

resource	yara_rule
behavioral1/memory/2660-8-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-5-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-4-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-14-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-15-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-29-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-58-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-59-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-60-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-67-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-68-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2660-106-0x0000000000400000-0x0000000000676000-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
2128	BFIJKEBFBF.exe

Loads dropped DLL 14 IoCs

pid	Process
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe
1512	WerFault.exe
1512	WerFault.exe
1512	WerFault.exe
1512	WerFault.exe
1512	WerFault.exe
1512	WerFault.exe
1512	WerFault.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 2964 set thread context of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2128 set thread context of 1624	2128	BFIJKEBFBF.exe	34

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1512	2128	WerFault.exe	33

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	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BFIJKEBFBF.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
1656	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe
2660	MSBuild.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2964 wrote to memory of 2660	2964	ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe	30
PID 2660 wrote to memory of 2128	2660	MSBuild.exe	33
PID 2660 wrote to memory of 2128	2660	MSBuild.exe	33
PID 2660 wrote to memory of 2128	2660	MSBuild.exe	33
PID 2660 wrote to memory of 2128	2660	MSBuild.exe	33
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1624	2128	BFIJKEBFBF.exe	34
PID 2128 wrote to memory of 1512	2128	BFIJKEBFBF.exe	35
PID 2128 wrote to memory of 1512	2128	BFIJKEBFBF.exe	35
PID 2128 wrote to memory of 1512	2128	BFIJKEBFBF.exe	35
PID 2128 wrote to memory of 1512	2128	BFIJKEBFBF.exe	35
PID 2660 wrote to memory of 2304	2660	MSBuild.exe	36
PID 2660 wrote to memory of 2304	2660	MSBuild.exe	36
PID 2660 wrote to memory of 2304	2660	MSBuild.exe	36
PID 2660 wrote to memory of 2304	2660	MSBuild.exe	36
PID 2304 wrote to memory of 1656	2304	cmd.exe	38
PID 2304 wrote to memory of 1656	2304	cmd.exe	38
PID 2304 wrote to memory of 1656	2304	cmd.exe	38
PID 2304 wrote to memory of 1656	2304	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe
"C:\Users\Admin\AppData\Local\Temp\ac149ec67122ffb6e55e9098115644275b22495c9e0409bff3768d5169d6d6ff.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964
- 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:2660
- - C:\ProgramData\BFIJKEBFBF.exe
    "C:\ProgramData\BFIJKEBFBF.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2128
  - - 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:1624
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 52
      4⤵
      Loads dropped DLL
      Program crash
      PID:1512
- - 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:2304
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1656

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:\Users\Admin\AppData\Local\Temp\CabDDE3.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarDE43.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\ProgramData\BFIJKEBFBF.exe

Filesize
538KB

MD5
5dda3ef757da0a6ce29507b19fb932bc

SHA1
f3120ea49e4f21ed0786f16a385447a9b3bb4378

SHA256
f44d05e3b61f4690782ce7e72ff24209abeea31013e50dd8233ef9c2e5f3a6a4

SHA512
a7bb34d402a60bfc304cd81478feabe459fa337edc0d6c3ac0fbb22055d02cb3410aa1197423c5c13f3d3cf7f679fb995b6e9d9687ed407d44dee23f3dadaf44

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/1624-98-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-97-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-89-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-92-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-96-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-93-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-91-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1624-90-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2128-88-0x00000000011E5000-0x00000000011E6000-memory.dmp

Filesize
4KB

Download
memory/2660-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-17-0x000000001B2C0000-0x000000001B51F000-memory.dmp

Filesize
2.4MB

Download
memory/2660-58-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-59-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-60-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-67-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-68-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-15-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-14-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-29-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-4-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-106-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2660-8-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2964-0-0x00000000012AC000-0x00000000012AE000-memory.dmp

Filesize
8KB

Download