f3a44b20e917386061d5069866306f9e2bde299c22138b9b6742fb14d7714540

General

Target

0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe
Size

39KB
MD5

0fa0bfca273bf9bda2ae1d27513a6a59
SHA1

602d3c0fb0a10601fe789565ea426abcea14784b
SHA256

f3a44b20e917386061d5069866306f9e2bde299c22138b9b6742fb14d7714540
SHA512

e83a897f5c842914e3db6350de529c1fec4f52122c6a0b3af2eb6172c163b4fa924611ed549ca23ef10f43c258a293838dc71bf38502a899e8bf8a131b54980d
SSDEEP

768:mBS+UJIHhE/u9ZNDZZXcckeL4OV1d1e14Tj6yd3jUi8K2:mtFhYa/NuS4enTjtN8

Score

8^/10

evasion persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1252	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3972	taskmon.exe

Adds Run key to start application 2 TTPs 1 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\taskmon = "C:\\Windows\\taskmon.exe"	taskmon.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\taskmon.exe	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe
File created	C:\Windows\taskmon.exe	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3884 wrote to memory of 3972	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe	101
PID 3884 wrote to memory of 3972	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe	101
PID 3884 wrote to memory of 3972	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe	101
PID 3884 wrote to memory of 3944	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe	102
PID 3884 wrote to memory of 3944	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe	102
PID 3884 wrote to memory of 3944	3884	0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe	102
PID 3972 wrote to memory of 1252	3972	taskmon.exe	106
PID 3972 wrote to memory of 1252	3972	taskmon.exe	106
PID 3972 wrote to memory of 1252	3972	taskmon.exe	106

C:\Users\Admin\AppData\Local\Temp\0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0fa0bfca273bf9bda2ae1d27513a6a59_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3884
- C:\Windows\taskmon.exe
  C:\Windows\taskmon.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3972
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall set allowedprogram "C:\Windows\taskmon.exe" enable
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:1252
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0FA0BF~1.EXE > nul
  2⤵
  PID:3944

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1304,i,6522675234395427298,2952738987384583032,262144 --variations-seed-version --mojo-platform-channel-handle=4432 /prefetch:8
1⤵
PID:4840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\taskmon.exe

Filesize
39KB

MD5
0fa0bfca273bf9bda2ae1d27513a6a59

SHA1
602d3c0fb0a10601fe789565ea426abcea14784b

SHA256
f3a44b20e917386061d5069866306f9e2bde299c22138b9b6742fb14d7714540

SHA512
e83a897f5c842914e3db6350de529c1fec4f52122c6a0b3af2eb6172c163b4fa924611ed549ca23ef10f43c258a293838dc71bf38502a899e8bf8a131b54980d

Download Submit
memory/3884-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3884-1-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3884-2-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/3884-3-0x0000000000401000-0x000000000040A000-memory.dmp

Filesize
36KB

Download
memory/3884-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3972-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3972-11-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3972-12-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads