lumma | 08f79ddcfe050f79a5de53fb8a6ba08e299a2938dd4fdcf1ee4b6b181dd0fd9b

Analysis

max time kernel
131s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:21

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General

Target

log-analyzer.exe
Size

22.5MB
MD5

755a33949df13ef2bbe5b9d97deb3765
SHA1

4c8682f7161f8d4a2cd66c70a3f9bfae9a957746
SHA256

845cfcc1672432e89d4f5f7ace57e8f48e5bae9cb1c0bb383c265fc04517ccc0
SHA512

2c8a0a73381395be04c01329cbbaf1b3331efa01e538e3c23f2a311d81b9f78690e64e8f3ad8d8510f0428de19caebfdfefc0f959d2d0aecef10e28309cf3056
SSDEEP

196608:HmRN/HYHTeQYt2utpIAU/7QrGCDsfMvveI:HYKQZT+Z

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://understagkedow.shop/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5072 set thread context of 64	5072	log-analyzer.exe	94

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	log-analyzer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94
PID 5072 wrote to memory of 64	5072	log-analyzer.exe	94

C:\Users\Admin\AppData\Local\Temp\log-analyzer.exe
"C:\Users\Admin\AppData\Local\Temp\log-analyzer.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:64

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2540,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=1288 /prefetch:8
1⤵
PID:1532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/64-0-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/64-1-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/64-2-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/64-3-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/64-4-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download