3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 14:52

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General

Target

3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe
Size

279KB
MD5

5bed3edafa30f3421ea97656dbf1050d
SHA1

8d38b9a33694170a180055d3aa26b8bac1719907
SHA256

3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e
SHA512

ff02ce7a683d9f9a3da369d419415395abbb9cbd35e7f50aa5bdafe0f0f9c8efacd1d58f281ae33eafb9f647d86da16103df782d39c8b57dae3f340ac0f215ee
SSDEEP

6144:m6XgYafhwGnLoVRnywBbZKjHoz3Kqx81BpWohoQ:m5Yun0dbok1IOKoQ

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3080 set thread context of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
888	3212	WerFault.exe	86

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	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 4460	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	85
PID 3080 wrote to memory of 4460	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	85
PID 3080 wrote to memory of 4460	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	85
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86
PID 3080 wrote to memory of 3212	3080	3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe	86

C:\Users\Admin\AppData\Local\Temp\3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe
"C:\Users\Admin\AppData\Local\Temp\3e823c137c7129596ba6bbc98645c519fc7017dbc022fd3d5a7c7cd9b413380e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4460
- 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:3212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3212 -s 564
    3⤵
    - Program crash
    PID:888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3212 -ip 3212
1⤵
PID:456

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/3080-0-0x00000000751FE000-0x00000000751FF000-memory.dmp

Filesize
4KB

Download
memory/3080-1-0x0000000000500000-0x000000000054C000-memory.dmp

Filesize
304KB

Download
memory/3080-9-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/3080-10-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/3212-3-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/3212-8-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/3212-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download