lumma | 571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0

General

Target

571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe
Size

854KB
MD5

feffb099a72c270921f3a1303c333350
SHA1

26fddc7cc840f82815aa53a4dc0e5ef34f84d869
SHA256

571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0
SHA512

2b02fff6d3b721223a0a3c039e95b4a3edd6107b8d115b7bfa1c11800e205041ce4d82c810a8ae4c09c87634a1bfca975c46f48e4ea809782de33193ad977d58
SSDEEP

12288:UMdJ3PbJJdQjiT+93I2uo204MX5CXg0mhjG9upNLtNAYOCVKQggz8Sp75dg9ML+C:UMreOaVI2uHFms+LzbKWzC9R

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

Loads dropped DLL 1 IoCs

pid	Process
4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4888 set thread context of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1196	4888	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	aspnet_regiis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84
PID 4888 wrote to memory of 428	4888	571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe	84

C:\Users\Admin\AppData\Local\Temp\571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe
"C:\Users\Admin\AppData\Local\Temp\571bf1dbfe3559667c624637aa46988addab550a18620339d9a12ebb5e1655e0N.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4888
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1028
  2⤵
  - Program crash
  PID:1196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4888 -ip 4888
1⤵
PID:2044

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

C:\Users\Admin\AppData\Roaming\gdi32.dll

Filesize
447KB

MD5
83514c3523d3c97746b03cdab040447c

SHA1
d5bee5480ecc44d41a1b21c4d9642bc4a2d0b8d7

SHA256
93ae1a3a6058d0556fb84258fb01530cf5ea25fb8f9ea76526a05aec2791bc67

SHA512
9f2fa5be8012bfabc1da2e10f228e4fc1d6b2eb093529282fbe94729b001c2031cf2dc086de89d988e158208d9ea95e7cc7d5db951ffc16ca0635da80c272964

Download Submit
memory/428-10-0x00000000003F0000-0x0000000000457000-memory.dmp

Filesize
412KB

Download
memory/428-15-0x00000000003F0000-0x0000000000457000-memory.dmp

Filesize
412KB

Download
memory/428-18-0x00000000003F0000-0x0000000000457000-memory.dmp

Filesize
412KB

Download
memory/4888-0-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/4888-1-0x00000000001B0000-0x000000000026E000-memory.dmp

Filesize
760KB

Download
memory/4888-2-0x0000000002650000-0x0000000002656000-memory.dmp

Filesize
24KB

Download
memory/4888-9-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/4888-11-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/4888-19-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download

Analysis

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