lumma | 3ec5e88b1a03ea20d8c599e6cee740a161ceb81421e73f5a9704f43b00f894c8

Analysis

max time kernel
448s
max time network
450s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 12:34

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General

Target
SolaraBootstrapper.exe
Size 956KB
Sample240704-pr4yjsygla
SHA256 3ec5e88b1a03ea20d8c599e6cee740a161ceb81421e73f5a9704f43b00f894c8
MD5 6d6c771046cade0d055027a7f406169c
SHA1 2d02ce1778b7ced7f910e08f179da6003fea42f9
SHA512 97ff1969c9af04cad9c6c50dcffc39bdc20124e04cf705762ffac1985a26a792cbb29598b76f468b1d2086820602452e252bc4eb0c13884d0e3d0c69fe01e07b
SSDEEP 24576:ORa2dQCtw4JoRuaN70d73wEJ9OgkNPBGt9OXa:6w4JoRuaJVe9OgoXa
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

lumma discovery spyware stealer

Malware Config

Extracted

Family

lumma

https://bitchsafettyudjwu.shop/api

Signatures

Lumma Stealer
An infostealer written in C++ first seen in August 2022.
stealer lumma
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

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
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2604 set thread context of 388	2604	SolaraBootstrapper.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5032	2604	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
388	RegAsm.exe
388	RegAsm.exe
388	RegAsm.exe
388	RegAsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83
PID 2604 wrote to memory of 388	2604	SolaraBootstrapper.exe	83

C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:388
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 280
  2⤵
  - Program crash
  PID:5032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2604 -ip 2604
1⤵
PID:1868

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

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/388-1-0x0000000000400000-0x000000000045B000-memory.dmp

Download

memory/388-3-0x0000000000400000-0x000000000045B000-memory.dmp

Download

memory/388-4-0x0000000000400000-0x000000000045B000-memory.dmp

Download

memory/388-5-0x0000000000400000-0x000000000045B000-memory.dmp

Download

memory/2604-0-0x0000000001320000-0x0000000001321000-memory.dmp

Download