lumma | c32682308dd2c6195ec56538d4d461a12ca3b4eb611f5da734509069a292a063

Analysis

max time kernel
94s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 18:19

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General

Target

cI34pCr.exe
Size

384KB
MD5

eb479b640f838aaea07860e449e0e090
SHA1

25ff4703418c9eb673770c3a5b1ea20aee7dd518
SHA256

c32682308dd2c6195ec56538d4d461a12ca3b4eb611f5da734509069a292a063
SHA512

da9c5f8efe97d53f42eb9df90f4b5814c207887a5303b34dec58c0ce020411b2524eb59f7b20d0db3f726953bc313a0d04b9ce2b711f613b30790ae4f4ce4185
SSDEEP

6144:ld1uylo7HJ7grXn9t97k8zq3K0saL0oo/kAczM2ZcIjg1iLA/nmoaD2n1j:v1uyq7HFe9/jAoaLSsysL2nmN0j

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://toppyneedus.biz/api

https://suggestyuoz.biz/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 1804 set thread context of 3052	1804	cI34pCr.exe	82

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1576	1804	WerFault.exe	81

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	cI34pCr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cI34pCr.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82
PID 1804 wrote to memory of 3052	1804	cI34pCr.exe	82

C:\Users\Admin\AppData\Local\Temp\cI34pCr.exe
"C:\Users\Admin\AppData\Local\Temp\cI34pCr.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Users\Admin\AppData\Local\Temp\cI34pCr.exe
  "C:\Users\Admin\AppData\Local\Temp\cI34pCr.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 816
  2⤵
  - Program crash
  PID:1576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1804 -ip 1804
1⤵
PID:2520

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/1804-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/1804-1-0x0000000000BF0000-0x0000000000C56000-memory.dmp

Filesize
408KB

Download
memory/1804-2-0x0000000005AE0000-0x0000000006084000-memory.dmp

Filesize
5.6MB

Download
memory/1804-7-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/3052-6-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3052-5-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3052-8-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3052-9-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download