e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445

Analysis

max time kernel
164s
max time network
209s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 16:36

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General

Target

e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe
Size

24KB
MD5

7bfff2e825b80243fc4f0c50fa5fe1a0
SHA1

33dc1e4ab08e78d17c789ec488347a16648779f3
SHA256

e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445
SHA512

4fd6f214bee20ef5aec58904a47390695370df102857ecf12eb047363bbe08b7d635318fcee560b1b353731da50cdbf2ec93f1166eae228262e5faa9e9284ce3
SSDEEP

384:VYVF8MzzsrpP2/hvIx0tLbt1cqyHDOKP3RMFuEwqnW22XzRn6Wyb4doOOuK+f:IFLzqpKpIxO3yjAFxwX22jR9yb4H

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
972	oiemeu.exe

Deletes itself 1 IoCs

pid	Process
584	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\oiemeu.exe	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe
File opened for modification	C:\Windows\SysWOW64\oiemeu.exe	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe

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	oiemeu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	oiemeu.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1152	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1152 wrote to memory of 584	1152	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe	29
PID 1152 wrote to memory of 584	1152	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe	29
PID 1152 wrote to memory of 584	1152	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe	29
PID 1152 wrote to memory of 584	1152	e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe	29

C:\Users\Admin\AppData\Local\Temp\e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe
"C:\Users\Admin\AppData\Local\Temp\e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\E5060F~1.EXE > nul
  2⤵
  - Deletes itself
  PID:584

C:\Windows\SysWOW64\oiemeu.exe
C:\Windows\SysWOW64\oiemeu.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:972

Network

MITRE ATT&CK Enterprise v6

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\SysWOW64\oiemeu.exe

Filesize
24KB

MD5
7bfff2e825b80243fc4f0c50fa5fe1a0

SHA1
33dc1e4ab08e78d17c789ec488347a16648779f3

SHA256
e5060fbf8c31abfc7a8aa99634067f79e3da58474225ff05262b559874c33445

SHA512
4fd6f214bee20ef5aec58904a47390695370df102857ecf12eb047363bbe08b7d635318fcee560b1b353731da50cdbf2ec93f1166eae228262e5faa9e9284ce3

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