ce23c2cf4d6bb1fced1f853415decaecedc9d375b98a4c0de85c8cf3a7cc139c

General

Target

249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe
Size

32KB
MD5

249a0a3a9754d9135d82fef8e484bb82
SHA1

fa7606c6e6c6207fe64f792234b6531fd056a066
SHA256

ce23c2cf4d6bb1fced1f853415decaecedc9d375b98a4c0de85c8cf3a7cc139c
SHA512

f420a5969035c52fda884849749f33eb35547f17cd7525e1872270cbfae3434598a0788b778e9c227ddb93b9d6199718f9240278323b330d4f96939faa00d7ca
SSDEEP

384:tWNtx2tdRBOmtqKQq1UW1+jUN/PwyL7rmMBQEQDdim5LtCYPHYqzN50gYPkZo:tWN2tjrtks9tQpimJ74qix

Score

10^/10

evasion

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 6 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\mW[íµˆÖ¾`=µú¾˜v%S8’ÿÙêé>grl>Ý\†Ð=ŸàÛ±Þ	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\program files (x86)\bcd_installed.exe = "c:\\program files (x86)\\bcd_installed.exe:*:Enabled:Windows Application Service"	reg.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-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	bcd_installed.exe

Executes dropped EXE 1 IoCs

pid	Process
4268	bcd_installed.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	\??\c:\program files (x86)\bcd_installed.exe	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe
File opened for modification	\??\c:\program files (x86)\bcd_installed.exe	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 2 IoCs

Modify Registry

T1112

pid	Process
1940	reg.exe
1868	reg.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe
4268	bcd_installed.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3532 wrote to memory of 4268	3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe	82
PID 3532 wrote to memory of 4268	3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe	82
PID 3532 wrote to memory of 4268	3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe	82
PID 4268 wrote to memory of 3076	4268	bcd_installed.exe	83
PID 4268 wrote to memory of 3076	4268	bcd_installed.exe	83
PID 4268 wrote to memory of 3076	4268	bcd_installed.exe	83
PID 4268 wrote to memory of 3108	4268	bcd_installed.exe	84
PID 4268 wrote to memory of 3108	4268	bcd_installed.exe	84
PID 4268 wrote to memory of 3108	4268	bcd_installed.exe	84
PID 3108 wrote to memory of 1940	3108	cmd.exe	87
PID 3108 wrote to memory of 1940	3108	cmd.exe	87
PID 3108 wrote to memory of 1940	3108	cmd.exe	87
PID 3076 wrote to memory of 1868	3076	cmd.exe	88
PID 3076 wrote to memory of 1868	3076	cmd.exe	88
PID 3076 wrote to memory of 1868	3076	cmd.exe	88
PID 3532 wrote to memory of 1672	3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe	90
PID 3532 wrote to memory of 1672	3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe	90
PID 3532 wrote to memory of 1672	3532	249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\249a0a3a9754d9135d82fef8e484bb82_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3532
- \??\c:\program files (x86)\bcd_installed.exe
  "c:\program files (x86)\bcd_installed.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4268
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "mW[íµˆÖ¾`=µú¾˜v%S8’ ÿÙêé>grl>Ý\†Ð=ŸàÛ±Þ
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3076
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "mW[íµˆÖ¾`=µú¾˜v%S8’ÿÙêé>grl>Ý\†Ð=ŸàÛ±Þ
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:1868
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "c:\program files (x86)\bcd_installed.exe" /t REG_SZ /d "c:\program files (x86)\bcd_installed.exe:*:Enabled:Windows Application Service" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3108
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "c:\program files (x86)\bcd_installed.exe" /t REG_SZ /d "c:\program files (x86)\bcd_installed.exe:*:Enabled:Windows Application Service" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:1940
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\melt1.bat
  2⤵
  PID:1672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

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:\Program Files (x86)\bcd_installed.exe

Filesize
32KB

MD5
249a0a3a9754d9135d82fef8e484bb82

SHA1
fa7606c6e6c6207fe64f792234b6531fd056a066

SHA256
ce23c2cf4d6bb1fced1f853415decaecedc9d375b98a4c0de85c8cf3a7cc139c

SHA512
f420a5969035c52fda884849749f33eb35547f17cd7525e1872270cbfae3434598a0788b778e9c227ddb93b9d6199718f9240278323b330d4f96939faa00d7ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\setup1.exe

Filesize
1KB

MD5
ef4b50fda083a1430875eb15fe1792da

SHA1
e6ee167f1485504f805e0c7925e89cb7b757ac0b

SHA256
2f8ae9d74247556d11337c80722f64334e3f828a45f67df3dfab6de06e604fe9

SHA512
207b09632d69093d1ef7b8ef0486296b4a53baa34bdaba811f2be99ee5388d375a5f7681de1e4299323cc50125b5576be210580b8c250196e7bc00682aa92d7e

Download Submit
C:\melt1.bat

Filesize
254B

MD5
f2e38a83a51c7643e998c67be78610a6

SHA1
b78208980fb662f7863242e395c9e17a25383722

SHA256
773dee9687f17059e5ab111d5684b5e72b0c09d6de940d60eebaa2fe1f3127f4

SHA512
190a1191c728bae8c678f2a6f3e9e70b434f95a2935563fe2467541175dcbd8af89c7aabf6bc9e3523cb35a9b5f96cdad16f80c93fbe148fa4d6541e793b68cd

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads