9ad77c2e0fc44a992b132cb699475fb9e8fecfb36195ef22e289097cb943d025

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 01:57

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General

Target

0add5a18e5bbd80a7bef02f7d6565137.exe
Size

268KB
MD5

0add5a18e5bbd80a7bef02f7d6565137
SHA1

1b5101da5f2546e5198476268d726adac8ddc4d5
SHA256

9ad77c2e0fc44a992b132cb699475fb9e8fecfb36195ef22e289097cb943d025
SHA512

3e2700cf3c38a932a305acd63c1e628b7d23d3c33b8605e57d11a8b99cb1e42be9ad6315ac21b2f9630ebf817799a72e9841e17acabe6eac82bc05153646aff8
SSDEEP

6144:0++nE8hM3kpMOMBFTB/8kfxR65adZwiMPKfjA8vFgW:/T18A1jfMifzvSW

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}	0add5a18e5bbd80a7bef02f7d6565137.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}\StubPath = "C:\\windows\\Microsoft Update.exe"	0add5a18e5bbd80a7bef02f7d6565137.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}	Microsoft Update.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2bf41070-b2b1-21d1-b5c1-0305f4055515}\StubPath = "C:\\windows\\Microsoft Update.exe"	Microsoft Update.exe

Deletes itself 1 IoCs

pid	Process
2772	Microsoft Update.exe

Executes dropped EXE 1 IoCs

pid	Process
2772	Microsoft Update.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\Microsoft Update.exe"	0add5a18e5bbd80a7bef02f7d6565137.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\Microsoft Update.exe"	0add5a18e5bbd80a7bef02f7d6565137.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft Update.exe	0add5a18e5bbd80a7bef02f7d6565137.exe
File created	C:\Windows\Microsoft Update.exe	0add5a18e5bbd80a7bef02f7d6565137.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3016	2772	WerFault.exe	28

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2424 wrote to memory of 2772	2424	0add5a18e5bbd80a7bef02f7d6565137.exe	28
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29
PID 2772 wrote to memory of 3016	2772	Microsoft Update.exe	29

C:\Users\Admin\AppData\Local\Temp\0add5a18e5bbd80a7bef02f7d6565137.exe
"C:\Users\Admin\AppData\Local\Temp\0add5a18e5bbd80a7bef02f7d6565137.exe"
1⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\Microsoft Update.exe
  "C:\Windows\Microsoft Update.exe" "C:\Users\Admin\AppData\Local\Temp\0add5a18e5bbd80a7bef02f7d6565137.exe"
  2⤵
  - Modifies Installed Components in the registry
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 260
    3⤵
    - Program crash
    PID:3016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Microsoft Update.exe

Filesize
268KB

MD5
0add5a18e5bbd80a7bef02f7d6565137

SHA1
1b5101da5f2546e5198476268d726adac8ddc4d5

SHA256
9ad77c2e0fc44a992b132cb699475fb9e8fecfb36195ef22e289097cb943d025

SHA512
3e2700cf3c38a932a305acd63c1e628b7d23d3c33b8605e57d11a8b99cb1e42be9ad6315ac21b2f9630ebf817799a72e9841e17acabe6eac82bc05153646aff8

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads