lumma | 2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 01:09

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General

Target

2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe
Size

550KB
MD5

f1214cfabdff698a3d7d49daec1254c1
SHA1

8ac4c3c3eff05b6db38c26a16d1c69eb913d7194
SHA256

2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9
SHA512

0486a8eb34dade29f3d2c568c7b4751fd86ad05a980c3fc20792336d8511ca8505f79819894758d6096177176cd6b42d3a461f075d8bf97856dea9e3c20fbd02
SSDEEP

12288:yYQwqLWzDCQH2bJMHfmntiheky65t4Wz26xNe0H6P:gb3QHwM9hJy6wtqNm

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 16 IoCs

stealer

resource	yara_rule
behavioral1/memory/2396-6-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-5-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-4-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-9-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-14-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-15-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-28-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-29-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-58-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-59-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-66-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-67-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-84-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2396-101-0x0000000000400000-0x0000000000676000-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
1032	HDGHJEBFBF.exe

Loads dropped DLL 11 IoCs

pid	Process
2396	MSBuild.exe
2396	MSBuild.exe
2396	MSBuild.exe
2396	MSBuild.exe
2396	MSBuild.exe
2396	MSBuild.exe
828	WerFault.exe
828	WerFault.exe
828	WerFault.exe
828	WerFault.exe
828	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 2224 set thread context of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 1032 set thread context of 2852	1032	HDGHJEBFBF.exe	37

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 3 IoCs

pid	pid_target	Process	procid_target
2324	2224	WerFault.exe	29
1940	2852	WerFault.exe	37
828	1032	WerFault.exe	35

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	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HDGHJEBFBF.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
1928	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2396	MSBuild.exe
2396	MSBuild.exe
2396	MSBuild.exe
2396	MSBuild.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2396	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	30
PID 2224 wrote to memory of 2324	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	31
PID 2224 wrote to memory of 2324	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	31
PID 2224 wrote to memory of 2324	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	31
PID 2224 wrote to memory of 2324	2224	2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe	31
PID 2396 wrote to memory of 1032	2396	MSBuild.exe	35
PID 2396 wrote to memory of 1032	2396	MSBuild.exe	35
PID 2396 wrote to memory of 1032	2396	MSBuild.exe	35
PID 2396 wrote to memory of 1032	2396	MSBuild.exe	35
PID 1032 wrote to memory of 2032	1032	HDGHJEBFBF.exe	36
PID 1032 wrote to memory of 2032	1032	HDGHJEBFBF.exe	36
PID 1032 wrote to memory of 2032	1032	HDGHJEBFBF.exe	36
PID 1032 wrote to memory of 2032	1032	HDGHJEBFBF.exe	36
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 1032 wrote to memory of 2852	1032	HDGHJEBFBF.exe	37
PID 2852 wrote to memory of 1940	2852	MSBuild.exe	38
PID 2852 wrote to memory of 1940	2852	MSBuild.exe	38
PID 2852 wrote to memory of 1940	2852	MSBuild.exe	38
PID 2852 wrote to memory of 1940	2852	MSBuild.exe	38
PID 1032 wrote to memory of 828	1032	HDGHJEBFBF.exe	39
PID 1032 wrote to memory of 828	1032	HDGHJEBFBF.exe	39
PID 1032 wrote to memory of 828	1032	HDGHJEBFBF.exe	39
PID 1032 wrote to memory of 828	1032	HDGHJEBFBF.exe	39
PID 2396 wrote to memory of 2264	2396	MSBuild.exe	40
PID 2396 wrote to memory of 2264	2396	MSBuild.exe	40
PID 2396 wrote to memory of 2264	2396	MSBuild.exe	40
PID 2396 wrote to memory of 2264	2396	MSBuild.exe	40
PID 2264 wrote to memory of 1928	2264	cmd.exe	42
PID 2264 wrote to memory of 1928	2264	cmd.exe	42
PID 2264 wrote to memory of 1928	2264	cmd.exe	42
PID 2264 wrote to memory of 1928	2264	cmd.exe	42

C:\Users\Admin\AppData\Local\Temp\2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe
"C:\Users\Admin\AppData\Local\Temp\2877045b8070e96a89be7013bf36481f9abccb8fb7f527766a704e781882a5a9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224
- 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:2396
- - C:\ProgramData\HDGHJEBFBF.exe
    "C:\ProgramData\HDGHJEBFBF.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1032
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      4⤵
      PID:2032
  - - 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
      Suspicious use of WriteProcessMemory
      PID:2852
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 148
        5⤵
        Program crash
        
        PID:1940
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1032 -s 72
      4⤵
      Loads dropped DLL
      Program crash
      PID:828
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\ECAKKKKJDBKK" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2264
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:1928
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 52
  2⤵
  - Program crash
  PID:2324

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\HDGHJEBFBF.exe

Filesize
518KB

MD5
f2e06e0c518fc12474c24fc1107bdc80

SHA1
ec66a54fa727f65ed8fabc40de61816a4081df43

SHA256
ef2048a669f1bf5ddf52eaf0f3950f5fa6c8eabc185eb8f6fa1a4af7731e6442

SHA512
b096a73d9479cb72d0c87bdbabd259771aefa7ede0f237bc4af6386027663648f72a55c1ceb5db6340e4f8275cf5c042b007d6065af55df273f25d8dccbaab98

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/1032-85-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/2224-0-0x0000000000298000-0x000000000029A000-memory.dmp

Filesize
8KB

Download
memory/2396-9-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-66-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-4-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-14-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-15-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-17-0x000000001B4B0000-0x000000001B70F000-memory.dmp

Filesize
2.4MB

Download
memory/2396-28-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-29-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-6-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-58-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-59-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-67-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2396-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-84-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2396-101-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2852-93-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2852-92-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-90-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2852-89-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2852-88-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2852-87-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2852-86-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2852-95-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download