lumma | f63b35cafbc2e16a68a9121f2e414121e13ae98cf532e84cb6a96c4e873d1511

Analysis

max time kernel
98s
max time network
102s
platform
windows11-21h2_x64
resource
win11-20250619-en
resource tags

arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
submitted
05/07/2025, 12:17

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General

Target
Nexol.exe
Size 1.3MB
Sample250705-pf5eyaytex
SHA256 f63b35cafbc2e16a68a9121f2e414121e13ae98cf532e84cb6a96c4e873d1511
MD5 54f865a4df8cefea2b58ef71a3a6dc02
SHA1 7f0eed09ee6cd1dbc526ebe2cd9ec44c47234888
SHA512 15fd050a4f8cabb8432d671699843318d2f890f3e4e78319cd9801a66f4cbfbc87b3c42a485417f98ba6a238900928544d5b7105ebd5a62bb2be95f46e94e0cb
SSDEEP 24576:JyhrPsdAf4I0VCOukpAcn5xFRCRmGFL3JGxpAcn5xFRCRmGFL3JG:JydOpCOukpA1RmsExpA1RmsE
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://t.me/pizdenka202020
https://plapwf.top/agnb
https://ycvduc.xyz/trie
https://nbcsfar.xyz/tpxz
https://cbakk.xyz/ajng
https://trsuv.xyz/gait
https://sqgzl.xyz/taoa
https://cexpxg.xyz/airq
https://urarfx.xyz/twox
https://liaxn.xyz/nbzh

Attributes

build_id
eeab91a44a1aa3146e3b487a5a37a0bc3296a37e1febb210eb

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 340 set thread context of 5464	340	Nexol.exe	79

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	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5464	MSBuild.exe
5464	MSBuild.exe
5464	MSBuild.exe
5464	MSBuild.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 340 wrote to memory of 4492	340	Nexol.exe	78
PID 340 wrote to memory of 4492	340	Nexol.exe	78
PID 340 wrote to memory of 4492	340	Nexol.exe	78
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79
PID 340 wrote to memory of 5464	340	Nexol.exe	79

C:\Users\Admin\AppData\Local\Temp\Nexol.exe
"C:\Users\Admin\AppData\Local\Temp\Nexol.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:340
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:4492
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:5464

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

memory/5464-0-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/5464-2-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/5464-3-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/5464-6-0x0000000000400000-0x0000000000460000-memory.dmp

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