lumma | 132ab67167c25f51fac3929b0369e815bfa7ea815ce9aed4f91e92defc680523

General

Target

installer.exe
Size

7.7MB
MD5

e62eae84b891e0ae57f7eabf1739cd9d
SHA1

ed768cd2b8a3181a1d3ee210ed804c2a32498160
SHA256

132ab67167c25f51fac3929b0369e815bfa7ea815ce9aed4f91e92defc680523
SHA512

f254c5d495992c10e6f53ff2ac08ce6dd8347a84a9b003db0eb6118e6f022d92a80653d6e159f155a940a43ab5d6c725ba8710bd8ea1b945991a63ec52b2f38e
SSDEEP

12288:P3KTJCYUQC6tJVvlrk/N9AyU/Gtm13KTJCYUQC6tJVvlrk/N9AyU/GtmM:CTo9d6tNrABjTo9d6tNrABr

Score

10^/10

lumma discovery spyware stealer

Malware Config

Extracted

Family

lumma

C2

https://prideforgek.fun/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

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 1232 set thread context of 2456	1232	installer.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2892	1232	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 2 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	installer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	installer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2456	installer.exe
2456	installer.exe
2456	installer.exe
2456	installer.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2456	1232	installer.exe	31
PID 1232 wrote to memory of 2892	1232	installer.exe	32
PID 1232 wrote to memory of 2892	1232	installer.exe	32
PID 1232 wrote to memory of 2892	1232	installer.exe	32
PID 1232 wrote to memory of 2892	1232	installer.exe	32

C:\Users\Admin\AppData\Local\Temp\installer.exe
"C:\Users\Admin\AppData\Local\Temp\installer.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Users\Admin\AppData\Local\Temp\installer.exe
  "C:\Users\Admin\AppData\Local\Temp\installer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2456
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 520
  2⤵
  - Program crash
  PID:2892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1232-0-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/1232-1-0x0000000000D70000-0x0000000000E20000-memory.dmp

Filesize
704KB

Download
memory/1232-18-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/1232-15-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2456-8-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-9-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-10-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2456-7-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-5-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-3-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-14-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-16-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-17-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2456-12-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download

Analysis

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