c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0

Analysis

max time kernel
93s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 01:35

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General

Target

c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe
Size

1.2MB
MD5

30e7792e97b603a992240e27bade2a36
SHA1

d4e2d09ae91c8d295e1d2b78ec0daafbe43322e1
SHA256

c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0
SHA512

f786b9139afd18342e8adb2e182fc75b021f38b44e80ef612ea62b83c1074d6772c7510bdfc6e19343d1bbff0bf5ed525ae2d4270baad3af14954c1066ef5e6c
SSDEEP

24576:87rIexTF/+W9FyWiZmN+InMO6JHZT4tapQgUTKO8YWAUc:ApX9FyWiZmQPO6J5VRZkWAU

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

Processes:

c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe

description	pid	process	target process
PID 3228 set thread context of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1188 3352 WerFault.exe RegAsm.exe

pid	pid_target	process	target process
1188	3352	WerFault.exe	RegAsm.exe

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

Processes:

c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe

description	pid	process	target process
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe
PID 3228 wrote to memory of 3352	3228	c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe
"C:\Users\Admin\AppData\Local\Temp\c94f21254373c228e200a85422f611768978e785385d2802883cb1b75a0b31b0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3228

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:3352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 552
3⤵
- Program crash
PID:1188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3352 -ip 3352
1⤵
PID:1644

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/3228-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/3228-1-0x0000000000AD0000-0x0000000000C06000-memory.dmp

Filesize
1.2MB

Download
memory/3228-2-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/3228-6-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/3228-11-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/3352-4-0x0000000000400000-0x0000000000531000-memory.dmp

Filesize
1.2MB

Download
memory/3352-8-0x0000000000400000-0x0000000000531000-memory.dmp

Filesize
1.2MB

Download
memory/3352-10-0x0000000000400000-0x0000000000531000-memory.dmp

Filesize
1.2MB

Download
memory/3352-7-0x0000000000400000-0x0000000000531000-memory.dmp

Filesize
1.2MB

Download