6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225

Analysis

max time kernel
141s
max time network
128s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
01-09-2023 11:23

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General

Target

6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe
Size

198KB
MD5

ad024551486bdff96a1f73d4a7104fbe
SHA1

183eff19fe684ca600794d2bfcf3df7665d24250
SHA256

6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225
SHA512

e9c9c94afacbc6a8ccca271926deab1e13b967652f0268702509ce8e0ccd4926f500901afa7c6ab22a372bd33787c4d681c53f698e9fae2033bc96a08a25198a
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOo:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXd

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2712	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
3020	zskhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\zskhost.exe	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe
File opened for modification	C:\Windows\Debug\zskhost.exe	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	zskhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	zskhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3060	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2712	3060	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe	29
PID 3060 wrote to memory of 2712	3060	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe	29
PID 3060 wrote to memory of 2712	3060	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe	29
PID 3060 wrote to memory of 2712	3060	6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe	29

C:\Users\Admin\AppData\Local\Temp\6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe
"C:\Users\Admin\AppData\Local\Temp\6e80f7fabd84b71ffd08f7acff844510432d228e60c0ca23b0b25cf3edcdc225.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\6E80F7~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2712

C:\Windows\Debug\zskhost.exe
C:\Windows\Debug\zskhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Debug\zskhost.exe

Filesize
198KB

MD5
e6a56681afa356d91c62896a7b073f54

SHA1
7a5ea7c63d9719359249b4f88c6f42bee7d83ee6

SHA256
848e957a5612829dd0282eed6bc98aca0bdd927b534670613a2afea5799e4313

SHA512
10170110e1dc2bf0146bf9fc9760b3e45f6da15bf9f01cb6aef2f4f54eeb8ee69c899093fe0f949a056750013a7b3c46a1d38b8dc647320bc9b88866a900ef53

Download Submit
C:\Windows\debug\zskhost.exe

Filesize
198KB

MD5
e6a56681afa356d91c62896a7b073f54

SHA1
7a5ea7c63d9719359249b4f88c6f42bee7d83ee6

SHA256
848e957a5612829dd0282eed6bc98aca0bdd927b534670613a2afea5799e4313

SHA512
10170110e1dc2bf0146bf9fc9760b3e45f6da15bf9f01cb6aef2f4f54eeb8ee69c899093fe0f949a056750013a7b3c46a1d38b8dc647320bc9b88866a900ef53

Download Submit