lumma | 2ac6fbd8a00c52b7b8a6c761584e838d94a29dfd2f846ebbb435ce8dddc61f74

Analysis

max time kernel
92s
max time network
102s
platform
windows11-21h2_x64
resource
win11-20241023-en
resource tags

arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
submitted
03/01/2025, 12:53

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General

Target

nokeyfunction/nokeyfunction.exe
Size

503KB
MD5

055e6e64822e475ed15e37ddf39efbcc
SHA1

4c3b335d0742bb80df97fa4dc046e514c944db2e
SHA256

3f623e6a0c9ed4716e2f73cdb1e2079619c00b29e3930b5937882f3c6c6e1273
SHA512

7fd76cd302e895d908f238224e95b261331ee0274b4f70004162c85405b59be17445ea37794a46631d2c8ed3ffe51098ebc65796bdf19d8e7573987bbf13d56b
SSDEEP

12288:vztE0u86qlmk/xZ3/B+KI5sl+AAd6v0tXQJ:vO0uYlmsnPB+A+AKuUgJ

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/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 1476 set thread context of 2088	1476	nokeyfunction.exe	79

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

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 1692	1476	nokeyfunction.exe	78
PID 1476 wrote to memory of 1692	1476	nokeyfunction.exe	78
PID 1476 wrote to memory of 1692	1476	nokeyfunction.exe	78
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79
PID 1476 wrote to memory of 2088	1476	nokeyfunction.exe	79

C:\Users\Admin\AppData\Local\Temp\nokeyfunction\nokeyfunction.exe
"C:\Users\Admin\AppData\Local\Temp\nokeyfunction\nokeyfunction.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Users\Admin\AppData\Local\Temp\nokeyfunction\nokeyfunction.exe
  "C:\Users\Admin\AppData\Local\Temp\nokeyfunction\nokeyfunction.exe"
  2⤵
  PID:1692
- C:\Users\Admin\AppData\Local\Temp\nokeyfunction\nokeyfunction.exe
  "C:\Users\Admin\AppData\Local\Temp\nokeyfunction\nokeyfunction.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2088

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/1476-0-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/2088-1-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/2088-3-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/2088-4-0x00000000008A0000-0x0000000000923000-memory.dmp

Filesize
524KB

Download