lumma | 9128b24b0ef69af593c11bc97c2181cf6f767a3b97e66957e4b043de9a58b083

Analysis

max time kernel
90s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
24-11-2024 21:56

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General

Target

loader.exe
Size

602KB
MD5

3bd0458f5286e8f516095d2d90d7d540
SHA1

91966bc1fdd50beb28dea37c814d34b4112a7969
SHA256

9128b24b0ef69af593c11bc97c2181cf6f767a3b97e66957e4b043de9a58b083
SHA512

9c36baca91eee6d0c21b21ba52db72d99d0cfc23423f0d9ed5b4fd712be24a0e66037a0110aeebc5613893c456ca7d30bfdffe42c0bf2613ee48a84639d66cde
SSDEEP

12288:85IK5Vf7FI8omjNKFWtI3Y5kHVreWDiYtlH5/FBe0Tl/sYEO:8V5YgKFJs4eWTtlH5G0NZt

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://facilitycoursedw.shop/api

https://doughtdrillyksow.shop/api

https://disappointcredisotw.shop/api

https://bargainnygroandjwk.shop/api

https://injurypiggyoewirog.shop/api

https://leafcalfconflcitw.shop/api

https://computerexcudesp.shop/api

https://publicitycharetew.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

Processes:

loader.exe

description	pid	Process	procid_target
PID 2004 set thread context of 2352	2004	loader.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

Processes:

loader.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

loader.exe

description	pid	Process	procid_target
PID 2004 wrote to memory of 4504	2004	loader.exe	80
PID 2004 wrote to memory of 4504	2004	loader.exe	80
PID 2004 wrote to memory of 4504	2004	loader.exe	80
PID 2004 wrote to memory of 5100	2004	loader.exe	81
PID 2004 wrote to memory of 5100	2004	loader.exe	81
PID 2004 wrote to memory of 5100	2004	loader.exe	81
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82
PID 2004 wrote to memory of 2352	2004	loader.exe	82

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:2004
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4504
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:5100
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2352

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/2004-0-0x0000000001050000-0x0000000001051000-memory.dmp

Filesize
4KB

Download
memory/2352-1-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2352-3-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2352-4-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2352-5-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download