lumma | 8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4

General

Target

8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe
Size

361KB
MD5

18b04105c3642271c251881ad8ae7e82
SHA1

4c1e71acc06f7e3c19c82fd2b3cdd77c0423ed6b
SHA256

8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4
SHA512

57ed699ccd27281148c9d60d4b6c6dca71f5b3d5275b8b4c3f00b38efd77d0e0b5e558b3ccb68225a279093cd7686a5f25592eb59f0ee9dab706148776761a99
SSDEEP

6144:7YT9J0Hfev0iPtGdYClOsPTnKBwNIm7yCegxhuDNzrrbOq5HcKqQwbeGFuO:qAmvfPtGdflnTSRJ8iDd/opP6Y

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

https://fancywaxxers.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/2856-1-0x0000000000BC0000-0x0000000000C22000-memory.dmp	net_reactor

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2856 set thread context of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2856	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2792	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	31
PID 2856 wrote to memory of 2792	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	31
PID 2856 wrote to memory of 2792	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	31
PID 2856 wrote to memory of 2792	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	31
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2676	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	32
PID 2856 wrote to memory of 2696	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	33
PID 2856 wrote to memory of 2696	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	33
PID 2856 wrote to memory of 2696	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	33
PID 2856 wrote to memory of 2696	2856	8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe	33

C:\Users\Admin\AppData\Local\Temp\8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe
"C:\Users\Admin\AppData\Local\Temp\8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe
  "C:\Users\Admin\AppData\Local\Temp\8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe"
  2⤵
  PID:2792
- C:\Users\Admin\AppData\Local\Temp\8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe
  "C:\Users\Admin\AppData\Local\Temp\8f3b34b315bd476cebf5e2206dc8c86969ff4d1024254dda10380c59053c25a4.exe"
  2⤵
  PID:2676
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 512
  2⤵
  - Program crash
  PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2676-7-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-10-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-12-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-13-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-5-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2676-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2856-1-0x0000000000BC0000-0x0000000000C22000-memory.dmp

Filesize
392KB

Download
memory/2856-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2856-14-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-15-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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