60736642b3c21361fb3aab74bd57a05a2f1f13f5b19fb7c970466bddafd4925f

General

Target
3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe
Size 329KB
Sample240330-m3mgjaed49
SHA256 60736642b3c21361fb3aab74bd57a05a2f1f13f5b19fb7c970466bddafd4925f
MD5 3ab4567f554b6bb6b7d042e79f8ff20d
SHA1 2665f3b61b3689358350b6b1c4133d8c85659280
SHA512 c357a5cce8ebcf195bcaa0e43e201181a74d3e408a13903eacc896ec8fed8ac940dffb32b64f755e4089d0062edbf8961472d012bb3c36361c2acc856c39c76e
SSDEEP 6144:k7rV+JJ8CsHamG5g8fEysBRZunvVZXP/0i1jxDBAQ+KM+yrvdpYiwOeJ+32Qh:srV+z8BIRMBRZ6VhXfjjO+yzPwbJ0
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

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-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.lnk	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3904	app.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3904	app.exe
3904	app.exe
3904	app.exe
3904	app.exe
3904	app.exe
3904	app.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3844	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe
Token: SeDebugPrivilege	3904	app.exe
Token: SeRestorePrivilege	4412	dw20.exe
Token: SeBackupPrivilege	4412	dw20.exe
Token: SeBackupPrivilege	4412	dw20.exe
Token: SeBackupPrivilege	4412	dw20.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3844	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3844	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3844 wrote to memory of 3904	3844	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe	99
PID 3844 wrote to memory of 3904	3844	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe	99
PID 3844 wrote to memory of 3904	3844	3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe	99
PID 3904 wrote to memory of 4780	3904	app.exe	104
PID 3904 wrote to memory of 4780	3904	app.exe	104
PID 3904 wrote to memory of 4780	3904	app.exe	104
PID 3904 wrote to memory of 4412	3904	app.exe	105
PID 3904 wrote to memory of 4412	3904	app.exe	105
PID 3904 wrote to memory of 4412	3904	app.exe	105
PID 3904 wrote to memory of 4780	3904	app.exe	104
PID 3904 wrote to memory of 4780	3904	app.exe	104
PID 3904 wrote to memory of 4780	3904	app.exe	104

C:\Users\Admin\AppData\Local\Temp\3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3844
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3904
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
    3⤵
    PID:4780
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 1104
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:4412

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 --no-appcompat-clear --mojo-platform-channel-handle=1028 --field-trial-handle=2272,i,1589057049575649654,2929151440327217574,262144 --variations-seed-version /prefetch:8
1⤵
PID:1052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

app.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
Size 329KB
SHA256 60736642b3c21361fb3aab74bd57a05a2f1f13f5b19fb7c970466bddafd4925f
MD5 3ab4567f554b6bb6b7d042e79f8ff20d
SHA1 2665f3b61b3689358350b6b1c4133d8c85659280
SHA512 c357a5cce8ebcf195bcaa0e43e201181a74d3e408a13903eacc896ec8fed8ac940dffb32b64f755e4089d0062edbf8961472d012bb3c36361c2acc856c39c76e
SSDEEP 6144:k7rV+JJ8CsHamG5g8fEysBRZunvVZXP/0i1jxDBAQ+KM+yrvdpYiwOeJ+32Qh:srV+z8BIRMBRZ6VhXfjjO+yzPwbJ0
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3844-0-0x0000000074E40000-0x00000000753F1000-memory.dmp

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memory/3844-1-0x0000000074E40000-0x00000000753F1000-memory.dmp

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memory/3844-2-0x0000000001090000-0x00000000010A0000-memory.dmp

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memory/3844-3-0x0000000001090000-0x00000000010A0000-memory.dmp

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memory/3844-20-0x0000000074E40000-0x00000000753F1000-memory.dmp

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memory/3904-15-0x0000000074E40000-0x00000000753F1000-memory.dmp

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memory/3904-16-0x0000000001460000-0x0000000001470000-memory.dmp

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memory/3904-18-0x0000000074E40000-0x00000000753F1000-memory.dmp

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memory/3904-27-0x0000000074E40000-0x00000000753F1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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