lumma | cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 05:14

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General

Target

cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe
Size

355KB
MD5

c44a886e35fab50c9f7f0e63fce3e407
SHA1

20a3b52dd2c3b0e5f9c09bab0154fe1fa85110fe
SHA256

cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e
SHA512

15b3626d3e1997d62203431038dffb4b5cb11f7c5c932e0461a0a02f7c780893c6ad0979315a523a041f262b8f87c08e925355924fcea94ddfe7c9fae09fbfc5
SSDEEP

6144:3qhD0U0dmaiKZ7FPDfn/Y5ylpD5xAEs0QiCZDqBC6wVpjOoTb6tA/PkTV91YoQ:3qhD0FqK5tzdlpD5xLrx6qujO6nkZY

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://clouddycuiomsnz.shop/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3052 set thread context of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30

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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30
PID 3052 wrote to memory of 2764	3052	cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe	30

C:\Users\Admin\AppData\Local\Temp\cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe
"C:\Users\Admin\AppData\Local\Temp\cbef84ffb475e912fb79b4c1e8feb03f8d5929cb2fa5492fab2da5f57b35826e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2764

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/2764-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-6-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-12-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-9-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-8-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-7-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-3-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-16-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2764-17-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3052-1-0x00000000012B0000-0x0000000001310000-memory.dmp

Filesize
384KB

Download
memory/3052-15-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/3052-0-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

Filesize
4KB

Download