lumma | 4796c351a43e182f5a424a531dd2b07e262147d3d979ca0606cba611f0ab262f

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2024, 21:30

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General

Target

Launch.exe
Size

342KB
MD5

c3579512b9277f8bf64af53227f0ff0f
SHA1

be71ec8d000831d5b87c51be81d90af55fcb8b0c
SHA256

4796c351a43e182f5a424a531dd2b07e262147d3d979ca0606cba611f0ab262f
SHA512

bbd34ddc24a5d735d12e3972a73267821b0ecdaffdaad21b89ef18d8c30315b8b2978315eec56f3a0ddbd884308c296f538e3e540280868b556ce8a4b63c6e9a
SSDEEP

6144:nrWu9SucKFiQObW6tg5ULzrh0GWtLg3F+S6Ua2gtI4BAlSiCApzPj2h5b+pB0P/p:nPcKWK9ULzrhMKza3a4DbAZub+pB0P/T

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
5036	Launch.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 916	5036	Launch.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	Launch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82
PID 5036 wrote to memory of 916	5036	Launch.exe	82

C:\Users\Admin\AppData\Local\Temp\Launch.exe
"C:\Users\Admin\AppData\Local\Temp\Launch.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5036
- 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:916

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

C:\Users\Admin\AppData\Roaming\msvcp110.dll

Filesize
561KB

MD5
a317e8041d6fb24650756004d6c70c6a

SHA1
1596d794053a23463915994bfecf41aeac966ea1

SHA256
e81b38320476b4ee8d3a39d7d13d546fb7fa7689dd47778cdae12460330bd64e

SHA512
a63a04fe48e1f02c2d55367cd98d912bd33ff25971ff1b3972baed76589eb5bfbca888e6dc01569bdc2b119a864350d376863c07d682e55145f17e24dadefd3a

Download Submit
memory/916-10-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/916-14-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/916-13-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/916-17-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/5036-0-0x000000007500E000-0x000000007500F000-memory.dmp

Filesize
4KB

Download
memory/5036-1-0x0000000000B90000-0x0000000000BEE000-memory.dmp

Filesize
376KB

Download
memory/5036-2-0x0000000001380000-0x0000000001386000-memory.dmp

Filesize
24KB

Download
memory/5036-9-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/5036-15-0x0000000077DE1000-0x0000000077F01000-memory.dmp

Filesize
1.1MB

Download
memory/5036-16-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download