lumma | b6892085034b9bc44842b77b168519cec0daa8c2b06525337cfcebeba8bfd028

Analysis

max time kernel
146s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
08-01-2025 17:35

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General

Target

loader.exe
Size

385KB
MD5

6844fba0aadfa5f0ac0176477eb15b83
SHA1

8fefd44737ffbb588cbd032a39d83fff50e2acc7
SHA256

b6892085034b9bc44842b77b168519cec0daa8c2b06525337cfcebeba8bfd028
SHA512

f7554a9787fc9a7621e2962792ae0e39f266fed11efbe758a018f57df34dfb799cd9cea18d67dc557564d0be673216ab8c056be92972320e9bf6f31a7f42237c
SSDEEP

6144:A0bS4ZyK0FboqEMlmJV5y9pZm1yCQIEnNek2qZq8wC6NL3O8sYWR6T+aZLzjr6:A0b9ATGo93Gy9nN5Zq8wNNLsX6bL2

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://robinsharez.shop/api

https://handscreamny.shop/api

https://chipdonkeruz.shop/api

https://versersleep.shop/api

https://crowdwarek.shop/api

https://apporholis.shop/api

https://femalsabler.shop/api

https://soundtappysk.shop/api

https://letterdrive.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

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral1/memory/4312-1-0x0000000000620000-0x0000000000688000-memory.dmp	net_reactor

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4312 set thread context of 4056	4312	loader.exe	79
PID 4312 set thread context of 1760	4312	loader.exe	80

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1176	4312	WerFault.exe	76

System Location Discovery: System Language Discovery 1 TTPs 3 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	loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	loader.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4312 wrote to memory of 4264	4312	loader.exe	78
PID 4312 wrote to memory of 4264	4312	loader.exe	78
PID 4312 wrote to memory of 4264	4312	loader.exe	78
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 4056	4312	loader.exe	79
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80
PID 4312 wrote to memory of 1760	4312	loader.exe	80

C:\Users\Admin\AppData\Local\Temp\loader.exe
"C:\Users\Admin\AppData\Local\Temp\loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4312
- C:\Users\Admin\AppData\Local\Temp\loader.exe
  "C:\Users\Admin\AppData\Local\Temp\loader.exe"
  2⤵
  PID:4264
- C:\Users\Admin\AppData\Local\Temp\loader.exe
  "C:\Users\Admin\AppData\Local\Temp\loader.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4056
- C:\Users\Admin\AppData\Local\Temp\loader.exe
  "C:\Users\Admin\AppData\Local\Temp\loader.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1760
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4312 -s 808
  2⤵
  - Program crash
  PID:1176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4312 -ip 4312
1⤵
PID:2328

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/1760-12-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1760-15-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4056-5-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4056-7-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4056-13-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4056-16-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4312-0-0x000000007439E000-0x000000007439F000-memory.dmp

Filesize
4KB

Download
memory/4312-1-0x0000000000620000-0x0000000000688000-memory.dmp

Filesize
416KB

Download
memory/4312-2-0x0000000005770000-0x0000000005D16000-memory.dmp

Filesize
5.6MB

Download
memory/4312-3-0x0000000074390000-0x0000000074B41000-memory.dmp

Filesize
7.7MB

Download
memory/4312-11-0x0000000074390000-0x0000000074B41000-memory.dmp

Filesize
7.7MB

Download
memory/4312-14-0x0000000074390000-0x0000000074B41000-memory.dmp

Filesize
7.7MB

Download