d737637ee5f121d11a6f3295bf0d51b06218812b5ec04fe9ea484921e905a207

Analysis

max time kernel
35s
max time network
36s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 13:29

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General

Target

l6E.exe
Size

345KB
MD5

fac2188e4a28a0cf32bf4417d797b0f8
SHA1

1970de8788c07b548bf04d0062a1d4008196a709
SHA256

d737637ee5f121d11a6f3295bf0d51b06218812b5ec04fe9ea484921e905a207
SHA512

58086100d653ceeae44e0c99ec8348dd2beaf198240f37691766bee813953f8514c485e39f5552ee0d18c61f02bff10c0c427f3fec931bc891807be188164b2b
SSDEEP

6144:HDd+O7VyIqZiQUa+I0st4nlSVbiWN6VqWeqfn3Zsz9HMiobZYK1QE:B+O5yIqxwI3tFOqWeqcYbZYzE

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4796 set thread context of 4744	4796	l6E.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1380	4744	WerFault.exe	83

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	l6E.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83
PID 4796 wrote to memory of 4744	4796	l6E.exe	83

C:\Users\Admin\AppData\Local\Temp\l6E.exe
"C:\Users\Admin\AppData\Local\Temp\l6E.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4796
- 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:4744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 576
    3⤵
    - Program crash
    PID:1380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4744 -ip 4744
1⤵
PID:3960

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/4744-4-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4744-9-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4744-7-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4796-0-0x000000007516E000-0x000000007516F000-memory.dmp

Filesize
4KB

Download
memory/4796-1-0x0000000000170000-0x00000000001CA000-memory.dmp

Filesize
360KB

Download
memory/4796-2-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/4796-11-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/4796-10-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download