lumma | a54e6ab607cb2df90bef8f59df83dc7e849d1b41ebf115a77deab66883515283

Analysis

max time kernel
92s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2025, 22:13

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General

Target

Nexol.exe
Size

6.5MB
MD5

ffeabed249dd14435b8d7e7af599c360
SHA1

7049c3cd0c2f6246366cdab6754351621f7d90f5
SHA256

a54e6ab607cb2df90bef8f59df83dc7e849d1b41ebf115a77deab66883515283
SHA512

733f20724178c47620a4653392b9b91835451f56e75ae9158fa275570c13576782f4caddae0d89499c74aef7d17313df2b9c767532b10fc10544b4d4a9295653
SSDEEP

49152:bjWiB2zkDxAOorujyGiZFrMhooccmpL1n4quebID0lOAZZTEmgPzmwx+K7WAWwOt:bjWiBriSjIXM81nxbprl5w

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1608 set thread context of 4136	1608	Nexol.exe	89

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4136	BitLockerToGo.exe
4136	BitLockerToGo.exe
4136	BitLockerToGo.exe
4136	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89
PID 1608 wrote to memory of 4136	1608	Nexol.exe	89

C:\Users\Admin\AppData\Local\Temp\Nexol.exe
"C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4136

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/4136-0-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4136-1-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4136-2-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4136-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4136-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download