lumma | bc74cd2c8aff1c00127f1c4f503c46667e04a4fa7d26360f3eb0bdf8f607b963

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2025, 11:08

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General

Target

Installing_x64_x86.exe
Size

2.7MB
MD5

c4fe4039268bc1f8ea438f43977bddf0
SHA1

27be2d37413c076f6947b7c4ad3fbf328b7e4bcf
SHA256

bc74cd2c8aff1c00127f1c4f503c46667e04a4fa7d26360f3eb0bdf8f607b963
SHA512

c1c8597ee1b971f0760b65fe43ba4adca7ee6fa8a19cb0f7c54badfbfa763677cf941a1b21040697aad19cb91b148fd73c6e2cb9dc0bda1b8c14ef943cbde9e1
SSDEEP

49152:ft0WJo6iw2+BCBhyGDz7cep+/Cz3ddQn0xIpxg2Wv9SJu3lqLt2fqLt2K:SQi2E9KidQn0xIpxg2Wv9Fqt2fqt2K

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://crib-endanger.sbs/api

https://faintbl0w.sbs/api

https://300snails.sbs/api

https://bored-light.sbs/api

https://3xc1aimbl0w.sbs/api

https://pull-trucker.sbs/api

https://fleez-inc.sbs/api

https://thicktoys.sbs/api

https://frogmen-smell.sbs/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 2356 set thread context of 3940	2356	Installing_x64_x86.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
428	2356	WerFault.exe	82

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	Installing_x64_x86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Installing_x64_x86.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 3976	2356	Installing_x64_x86.exe	83
PID 2356 wrote to memory of 3976	2356	Installing_x64_x86.exe	83
PID 2356 wrote to memory of 3976	2356	Installing_x64_x86.exe	83
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84
PID 2356 wrote to memory of 3940	2356	Installing_x64_x86.exe	84

C:\Users\Admin\AppData\Local\Temp\Installing_x64_x86.exe
"C:\Users\Admin\AppData\Local\Temp\Installing_x64_x86.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Users\Admin\AppData\Local\Temp\Installing_x64_x86.exe
  "C:\Users\Admin\AppData\Local\Temp\Installing_x64_x86.exe"
  2⤵
  PID:3976
- C:\Users\Admin\AppData\Local\Temp\Installing_x64_x86.exe
  "C:\Users\Admin\AppData\Local\Temp\Installing_x64_x86.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3940
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 316
  2⤵
  - Program crash
  PID:428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2356 -ip 2356
1⤵
PID:2392

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/2356-0-0x00000000010F3000-0x00000000010F4000-memory.dmp

Filesize
4KB

Download
memory/3940-1-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3940-3-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3940-4-0x0000000000ED0000-0x000000000118B000-memory.dmp

Filesize
2.7MB

Download