lumma | 137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8

Analysis

max time kernel
133s
max time network
289s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-07-2024 05:01

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General

Target

137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe
Size

4.7MB
MD5

06333e350e25e29677256d9be86e4ee1
SHA1

088fa1f912473c3dfb5ab118b0bc39ec016cf15a
SHA256

137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8
SHA512

1475fd313ef0ca847eb7921b5bfb017f9b7f9274497df42fe3fa1477f40c6da8723ee0c46fa5c3fac6e9572c47712e1f4412c9460385c8f47117c82befdc329d
SSDEEP

98304:QOHXslY4Scfsu4riBS64FsJHk0rxQyeYSKsXW:PHXslY4j4riIoJHkUeyexrXW

Score

10^/10

lumma stealc vidar spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Extracted

Family

lumma

https://potterryisiw.shop/api

https://foodypannyjsud.shop/api

https://contintnetksows.shop/api

https://reinforcedirectorywd.shop/api

Signatures

Detect Vidar Stealer 5 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/4956-69-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/4956-67-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/4956-72-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/4956-88-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/4956-125-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7

Lumma Stealer
An infostealer written in C++ first seen in August 2022.
stealer lumma
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

BAEGCGCGIE.exe

pid process

4312 BAEGCGCGIE.exe
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
4312	BAEGCGCGIE.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exeBAEGCGCGIE.exe

description	pid	process	target process
PID 3816 set thread context of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 4312 set thread context of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2844 4312 WerFault.exe BAEGCGCGIE.exe

pid	pid_target	process	target process
2844	4312	WerFault.exe	BAEGCGCGIE.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

Processes:

MSBuild.exe

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

Processes:

timeout.exe

pid process

3296 timeout.exe
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

MSBuild.exe

pid process

4956 MSBuild.exe
4956 MSBuild.exe
4956 MSBuild.exe
4956 MSBuild.exe
4956 MSBuild.exe
4956 MSBuild.exe
4956 MSBuild.exe
4956 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe

description pid process

Token: SeDebugPrivilege 3816 137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe

pid	process
3296	timeout.exe

pid	process
4956	MSBuild.exe
4956	MSBuild.exe
4956	MSBuild.exe
4956	MSBuild.exe
4956	MSBuild.exe
4956	MSBuild.exe
4956	MSBuild.exe
4956	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exeMSBuild.exeBAEGCGCGIE.execmd.exe

description	pid	process	target process
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 3816 wrote to memory of 4956	3816	137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe	MSBuild.exe
PID 4956 wrote to memory of 4312	4956	MSBuild.exe	BAEGCGCGIE.exe
PID 4956 wrote to memory of 4312	4956	MSBuild.exe	BAEGCGCGIE.exe
PID 4956 wrote to memory of 4312	4956	MSBuild.exe	BAEGCGCGIE.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4312 wrote to memory of 4584	4312	BAEGCGCGIE.exe	RegAsm.exe
PID 4956 wrote to memory of 4980	4956	MSBuild.exe	cmd.exe
PID 4956 wrote to memory of 4980	4956	MSBuild.exe	cmd.exe
PID 4956 wrote to memory of 4980	4956	MSBuild.exe	cmd.exe
PID 4980 wrote to memory of 3296	4980	cmd.exe	timeout.exe
PID 4980 wrote to memory of 3296	4980	cmd.exe	timeout.exe
PID 4980 wrote to memory of 3296	4980	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe
"C:\Users\Admin\AppData\Local\Temp\137a7220fb3cbe605b6c74712ad96dcb1bdea1c489e9df159044500ccc23f3c8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3816

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4956

C:\ProgramData\BAEGCGCGIE.exe
"C:\ProgramData\BAEGCGCGIE.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4312

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
4⤵
PID:4584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4312 -s 292
4⤵
- Program crash
PID:2844

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\KKECFIEBGCAK" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:4980

C:\Windows\SysWOW64\timeout.exe
timeout /t 10
4⤵
- Delays execution with timeout.exe
PID:3296

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\ProgramData\BAEGCGCGIE.exe
Filesize
516KB

MD5
0309dd0131150796ea99b30a62194fae

SHA1
2df6e334708eae810a74b844fd57e18e9fdc34cd

SHA256
07c09ba5a84f619e5b83a54298ffc58d20b00f14399c7a94b7f02b70efc60f35

SHA512
3d4e5a0718d04fee92d8040880b631107d1e23a6b3bce430d58769179af999c28b99e50c5cd45f283339f7bbb24ffacbf601a5447edb12e28da4517fbfa282e8

Download Submit
memory/3816-38-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-1-0x0000000000690000-0x0000000000B4E000-memory.dmp

Filesize
4.7MB

Download
memory/3816-3-0x0000000003010000-0x000000000301A000-memory.dmp

Filesize
40KB

Download
memory/3816-36-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-5-0x00000000056F0000-0x00000000057FA000-memory.dmp

Filesize
1.0MB

Download
memory/3816-6-0x0000000003060000-0x000000000307C000-memory.dmp

Filesize
112KB

Download
memory/3816-18-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-66-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-64-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-62-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-60-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-58-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-57-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-54-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-53-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-50-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-48-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-32-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-44-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-42-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-40-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-0-0x000000007330E000-0x000000007330F000-memory.dmp

Filesize
4KB

Download
memory/3816-4-0x0000000073300000-0x00000000739EE000-memory.dmp

Filesize
6.9MB

Download
memory/3816-2-0x0000000005650000-0x00000000056EC000-memory.dmp

Filesize
624KB

Download
memory/3816-46-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-30-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-28-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-26-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-16-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-14-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-12-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-10-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-8-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-25-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-23-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-20-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-7-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-34-0x0000000003060000-0x0000000003075000-memory.dmp

Filesize
84KB

Download
memory/3816-73-0x0000000073300000-0x00000000739EE000-memory.dmp

Filesize
6.9MB

Download
memory/3816-71-0x0000000073300000-0x00000000739EE000-memory.dmp

Filesize
6.9MB

Download
memory/4956-72-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/4956-67-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/4956-88-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/4956-69-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/4956-125-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download