lumma | ab9b2ab84fd22f3bdb4f19e72b13a0d44709bf3669420a99f4dab39758f9431f

Analysis

max time kernel
93s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 20:56

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General

Target

tera1.zip
Size

8.9MB
MD5

46491574d8e1ffd67eb8ec96772851e2
SHA1

5a155749ae4a462778bc0de9571729ca2190fbd1
SHA256

ab9b2ab84fd22f3bdb4f19e72b13a0d44709bf3669420a99f4dab39758f9431f
SHA512

b112316d9bc44c46e6e3f357bf3f5b47f28cc2f0d4fa0145917d02001678689fafe28b72a9add7c05e6be2ac4d969f72cea4b2cd82907b03de1fcdc75e0678f0
SSDEEP

196608:jHg2lhanJrVg5iyGrDaHt4taj/V4KQ2ZYc1TWcv8+/d0Y+UfvHYuqlY8KdKHCwZa:jAY2+0Xat40jI2XZl0AXYuqydC4

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://fisstyconsumerosp.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 4132 set thread context of 4760	4132	0a4scandoc.exe	100

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	0a4scandoc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100
PID 4132 wrote to memory of 4760	4132	0a4scandoc.exe	100

C:\Windows\Explorer.exe
C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\tera1.zip
1⤵
PID:3964

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3252

C:\Users\Admin\AppData\Local\Temp\Temp1_tera1.zip\0a4scandoc.exe
"C:\Users\Admin\AppData\Local\Temp\Temp1_tera1.zip\0a4scandoc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4760

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/4760-4-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4760-5-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4760-6-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4760-7-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4760-8-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download