e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
18-08-2023 16:06

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General

Target

e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe
Size

310KB
MD5

91a0262d7017ee2bc268d043d8c11ab1
SHA1

d41ff479d5d3698cbf268b97bf69dbe410b4f530
SHA256

e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a
SHA512

9392982da83c693186c43b97947f49dc8c179c74360e0e5d8a059c35116fa965d446fa3b68220684afb0f353ed6a739dab7a65666ef937b96fdd2cf2ebeaaf84
SSDEEP

6144:2177pS1rRGF2xPvJcDr+y4xOtMCmlz5a7dX9QQ:2181rRGF2xPqDrYEtGsdtQ

Score

8^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
2424	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe
4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2424	taskkill.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2856	OpenWith.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 2964	4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe	81
PID 4472 wrote to memory of 2964	4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe	81
PID 2964 wrote to memory of 2424	2964	cmd.exe	83
PID 2964 wrote to memory of 2424	2964	cmd.exe	83
PID 4472 wrote to memory of 3552	4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe	85
PID 4472 wrote to memory of 3552	4472	e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe	85

C:\Users\Admin\AppData\Local\Temp\e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe
"C:\Users\Admin\AppData\Local\Temp\e8c39e32103acb730241925227d55b3dbb1fb8088c741ca592ea0c9a868f604a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c TASKKILL /F /IM "steam.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Windows\system32\taskkill.exe
    TASKKILL /F /IM "steam.exe"
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2424
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c Start steam://
  2⤵
  - Modifies registry class
  PID:3552

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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