569ab22b6afce36ce612c89ef99b65eca19333c3014702029d5956a954c2b4e2

Analysis

max time kernel
36s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 05:38

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General

Target

ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe
Size

72KB
MD5

ef29116606a97565b077c0574740e6cc
SHA1

3ad4fa84a0d91a7838ffbb28dc78f929c6aa82b3
SHA256

569ab22b6afce36ce612c89ef99b65eca19333c3014702029d5956a954c2b4e2
SHA512

2ffbf929e5c39bb21612dc5584e84739a054fdf9e598bed7c5e25c5f612febb89efab34cc7015357d9a8aab9dcb3120ceaed5ad68b081a1852cf677eca3ce4f2
SSDEEP

768:b2muiOjd97FEk3lY7qDpGjW7/U/jSXuHQilKPMPC4VqrMZWXArffTeffUW7EBmAw:bW9REGlkqDUWb0jOYC4VqrMZWXAWAdTe

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	fctoav.exe

Executes dropped EXE 1 IoCs

pid	Process
2280	fctoav.exe

Loads dropped DLL 2 IoCs

pid	Process
1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe
1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.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\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\fctoav = "C:\\Users\\Admin\\fctoav.exe"	fctoav.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fctoav.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe
2280	fctoav.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe
2280	fctoav.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2280	1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe	29
PID 1288 wrote to memory of 2280	1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe	29
PID 1288 wrote to memory of 2280	1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe	29
PID 1288 wrote to memory of 2280	1288	ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe	29
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28
PID 2280 wrote to memory of 1288	2280	fctoav.exe	28

C:\Users\Admin\AppData\Local\Temp\ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef29116606a97565b077c0574740e6cc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Users\Admin\fctoav.exe
  "C:\Users\Admin\fctoav.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2280

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\fctoav.exe

Filesize
72KB

MD5
d90b8d4a52fa1a5bd3a5f6840708a545

SHA1
2deab0a340f227033795886aebf41772e96e7040

SHA256
93c863beab2a8fe61fb125c28478e127cd54416d58e7dca4090b7501e3e52b23

SHA512
8623b1b8d677ae92ee58aa23af9f3825ee49f11b61d7ad38dda08eef5d2ff9e65efa7039422a0336b0b1b486721355c41eb00f315214520ada69677bf3daca80

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