lumma | b57280ff29b1bae4436d9f87cb929b1507831d2c91021945da5a66a001f58dfd

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
10-08-2024 16:35

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General

Target

7H8but7H6QRKvukmMR4kRGgs.exe
Size

7.2MB
MD5

c096091896176545bc3aac5adb5f7aad
SHA1

d545971a44c2615f6e93e1e77fddd950a6ee773c
SHA256

b57280ff29b1bae4436d9f87cb929b1507831d2c91021945da5a66a001f58dfd
SHA512

231686d0678049c69eff7106a1a9d02b3321e209237eb777618bfa8403764f3464105b177a5d9bb3872b85fdfe2ea9affd631b925eb2552f0cba0443670ca3d8
SSDEEP

196608:PpyjvqOnGGXy+jPww/99k2xLjrvWAeD6HKM9wG:Pp09nGGt8w/99xxLj3eD6rwG

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
4164	Installer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	7H8but7H6QRKvukmMR4kRGgs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Installer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4164	Installer.exe
4164	Installer.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4184 wrote to memory of 4164	4184	7H8but7H6QRKvukmMR4kRGgs.exe	82
PID 4184 wrote to memory of 4164	4184	7H8but7H6QRKvukmMR4kRGgs.exe	82
PID 4184 wrote to memory of 4164	4184	7H8but7H6QRKvukmMR4kRGgs.exe	82

C:\Users\Admin\AppData\Local\Temp\7H8but7H6QRKvukmMR4kRGgs.exe
"C:\Users\Admin\AppData\Local\Temp\7H8but7H6QRKvukmMR4kRGgs.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4184
- C:\Users\Admin\AppData\Local\Temp\Installer.exe
  "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Installer.exe

Filesize
5.9MB

MD5
817f44286b0459791c466a16d876420a

SHA1
de11b9291864275c58eb1f995a93f8c08a450de3

SHA256
1dad07d6bfa9ecefe480b3dcb5f4d333e5ebb6b612cd370061cf6a8507b32564

SHA512
762973ac4f96c91dd355797b2008dbc8c95702714e6678b7656533325d39497c154111b14316f221d6589325a011941a5ae9cdf3b55613e716df00b642a05a06

Download Submit
memory/4164-71-0x0000000002470000-0x00000000024C1000-memory.dmp

Filesize
324KB

Download
memory/4164-75-0x0000000002470000-0x00000000024C1000-memory.dmp

Filesize
324KB

Download