8e1628d8702e49c52d4fcb0df8f9872dc693c38e685243a0e0dd03594b899ea2

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
28/08/2024, 21:35

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General

Target

66b7d12b3a8ea_5k.exe
Size

411KB
MD5

4bead3a1a9683a320959d1f0704e5c62
SHA1

938015c08e0862ce5380c2a5953e2b8700b636ae
SHA256

8e1628d8702e49c52d4fcb0df8f9872dc693c38e685243a0e0dd03594b899ea2
SHA512

035048d3df36b130c6497c342017714d2ace8d4cfc06adb5b511969f2373921f02294ed854edd64b1d54f82e138e6154220561aee3f2339a0be5c55fda597eed
SSDEEP

12288:0UVPgerhCT+SnR/on1QVk110E+fpnpTB:0UVYer86SnlMQVk1Ofp

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1512 set thread context of 2788	1512	66b7d12b3a8ea_5k.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2964	2788	WerFault.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	66b7d12b3a8ea_5k.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 1512 wrote to memory of 2788	1512	66b7d12b3a8ea_5k.exe	30
PID 2788 wrote to memory of 2964	2788	RegAsm.exe	31
PID 2788 wrote to memory of 2964	2788	RegAsm.exe	31
PID 2788 wrote to memory of 2964	2788	RegAsm.exe	31
PID 2788 wrote to memory of 2964	2788	RegAsm.exe	31

C:\Users\Admin\AppData\Local\Temp\66b7d12b3a8ea_5k.exe
"C:\Users\Admin\AppData\Local\Temp\66b7d12b3a8ea_5k.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1512
- 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
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 256
    3⤵
    - Program crash
    PID:2964

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/1512-0-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/1512-1-0x0000000000E60000-0x0000000000ECE000-memory.dmp

Filesize
440KB

Download
memory/1512-16-0x0000000074D10000-0x00000000753FE000-memory.dmp

Filesize
6.9MB

Download
memory/1512-17-0x0000000074D10000-0x00000000753FE000-memory.dmp

Filesize
6.9MB

Download
memory/2788-9-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-12-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-8-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-7-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-4-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-15-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-19-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-5-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2788-6-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download