lumma | faedc0a8dc40405a0aa4afc61afdb1b113ef5bf62a47fdf987b5a54e272befcd

Analysis

max time kernel
101s
max time network
102s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
28/04/2025, 21:33

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General

Target
Bunni.exe
Size 1.3MB
Sample250428-1d86wszset
SHA256 faedc0a8dc40405a0aa4afc61afdb1b113ef5bf62a47fdf987b5a54e272befcd
MD5 f948821406e74e26c28b4f919b9b19b7
SHA1 99ee3cd5fdfb478489f97b5ea326ebc3f918d030
SHA512 0211d43a6d107149a17e09df6d0fe3df69d335b7c1ac095e3a149b076c17e6b84b4a4dd5da8f0e9dfa9d98712f7e67799dc58dc39690f2a836ccac9e51cb9ac6
SSDEEP 24576:xhu8RSDcmp3s/5N/sb8p3u2VV7O529Y0egW/b64RSEvpGFpxltO:3BRSomtsLgEVFO529mgWD6pPvO
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

lumma discovery spyware stealer

Malware Config

Extracted

Family

lumma

https://warldonvu.live/wxgd
https://geographys.run/eirq
https://iwoodpeckersd.run/glsk
https://utropiscbs.live/iuwxx
https://cartograhphy.top/ixau
https://biosphxere.digital/tqoa
https://topographky.top/xlak
https://climatologfy.top/kbud
https://vigorbridgoe.top/banb

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 1956	1960	Bunni.exe	78

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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 8 IoCs

pid	Process
1956	MSBuild.exe
1956	MSBuild.exe
1956	MSBuild.exe
1956	MSBuild.exe
1956	MSBuild.exe
1956	MSBuild.exe
1956	MSBuild.exe
1956	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeImpersonatePrivilege	1956	MSBuild.exe
Token: SeImpersonatePrivilege	1956	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78
PID 1960 wrote to memory of 1956	1960	Bunni.exe	78

C:\Users\Admin\AppData\Local\Temp\Bunni.exe
"C:\Users\Admin\AppData\Local\Temp\Bunni.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1960
- 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
  - Suspicious use of AdjustPrivilegeToken
  PID:1956

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1956-0-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/1956-2-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/1956-3-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/1956-4-0x0000000000400000-0x0000000000460000-memory.dmp

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