lumma | 043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768

Analysis

max time kernel
91s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-01-2025 02:01

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General

Target

043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe
Size

5.4MB
MD5

09fde57aa466ecc531b93d616ba6a6cd
SHA1

ff9e3df7cce6b4201a08f12a59c62f2b8b11ab8a
SHA256

043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768
SHA512

a391a024ed6a1a5a0dd2cdd0f022300935b42f67422b6ee8efe7b0727a1a7ac4296478824a84fc12bfef368eb73fd3112fab66d70fea3e5a2133fe6cb7dbb3b6
SSDEEP

49152:0ZpikprLA5tOC2qst6lPcYRB1NSw6BQgcS1TFqvDK/ZUXTgrPnLaeXTEV/APERjm:073aqsstUPv1e1TsK/ZUXr

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://jokeprvffat.cyou/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 4552 set thread context of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96

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	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96
PID 4552 wrote to memory of 3980	4552	043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe	96

C:\Users\Admin\AppData\Local\Temp\043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe
"C:\Users\Admin\AppData\Local\Temp\043fdfe5e6b0c592331d5ef5a3a003c0eb05009137072cfc6ed6182d05f56768.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3980

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

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Downloads

memory/3980-0-0x00000000004B0000-0x0000000000509000-memory.dmp

Filesize
356KB

Download
memory/3980-1-0x00000000004B0000-0x0000000000509000-memory.dmp

Filesize
356KB

Download
memory/3980-5-0x00000000004B0000-0x0000000000509000-memory.dmp

Filesize
356KB

Download
memory/3980-7-0x00000000004B0000-0x0000000000509000-memory.dmp

Filesize
356KB

Download