lumma | bd2ba38b08859e3cd096a8c243c78cd3463ee5ff6a391e8a2ae410a96375a631

Analysis

max time kernel
148s
max time network
273s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 08:08

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General

Target

Unpacker.exe
Size

752KB
MD5

7d39eabebcc2041aa608ca797a6dbbd4
SHA1

1ebf11ee8788aa05068e2fffbe0efd89d39ee23d
SHA256

bd2ba38b08859e3cd096a8c243c78cd3463ee5ff6a391e8a2ae410a96375a631
SHA512

5c2813b3a11719b8f0c6f27d7c22d1b2aed4afddb2e7d4d287beb3e4f3a277bfe0aaa4d0efb54d674fb69beeef788af14aa96c8a1bdcdd24c0962dd3100360ec
SSDEEP

12288:yzVbv9nzyQhG8UVKbhjA2KFh7lCkCyYvIsdWzAfFWhSvOTZppJL:yZbv1yQhUVKbhE2KNaTgsdWQ8SvOTZpP

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://processhol.sbs/api

https://p10tgrace.sbs/api

https://peepburry828.sbs/api

https://3xp3cts1aim.sbs/api

https://p3ar11fter.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 552 set thread context of 1080	552	Unpacker.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4988	552	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	Unpacker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Unpacker.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 552 wrote to memory of 1036	552	Unpacker.exe	87
PID 552 wrote to memory of 1036	552	Unpacker.exe	87
PID 552 wrote to memory of 1036	552	Unpacker.exe	87
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88
PID 552 wrote to memory of 1080	552	Unpacker.exe	88

C:\Users\Admin\AppData\Local\Temp\Unpacker.exe
"C:\Users\Admin\AppData\Local\Temp\Unpacker.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:552
- C:\Users\Admin\AppData\Local\Temp\Unpacker.exe
  "C:\Users\Admin\AppData\Local\Temp\Unpacker.exe"
  2⤵
  PID:1036
- C:\Users\Admin\AppData\Local\Temp\Unpacker.exe
  "C:\Users\Admin\AppData\Local\Temp\Unpacker.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1080
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 268
  2⤵
  - Program crash
  PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 552 -ip 552
1⤵
PID:2372

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/552-0-0x0000000000ECA000-0x0000000000ECB000-memory.dmp

Filesize
4KB

Download
memory/1080-1-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1080-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1080-4-0x0000000000E60000-0x0000000000F23000-memory.dmp

Filesize
780KB

Download