a54860b3482a3e5312a6f7881b02c46501804bebe0a807e6e1a365b24e58cf06

General

Target

fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
Size

4.7MB
MD5

fcd5e75a21b6a88fc683c9310034622a
SHA1

87cbcaf5d4bc6544b56a8d205b1322018450ad7e
SHA256

a54860b3482a3e5312a6f7881b02c46501804bebe0a807e6e1a365b24e58cf06
SHA512

f1954575ac77df385e6fc12efb0f04526af437454a1981004138bea883e24e11f737c87d607e41c7b26cc63e6b7ebbf6babc82a74e053c65f8b649f02e5544ed
SSDEEP

98304:YXfkMf4uBFeJ1QleIDHgbAfmQtPUpNCp5DORqMtaUljVUPXnCkyVtFN1M5:+vQuneJ1QLHavQSpNCPD8qMQUlq4tFNK

Score

6^/10

discovery upx

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4648 set thread context of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4648-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral2/memory/4648-2-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral2/memory/4648-6-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral2/memory/4648-17-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx

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	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
5052	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87
PID 4648 wrote to memory of 5052	4648	fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Users\Admin\AppData\Local\Temp\fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fcd5e75a21b6a88fc683c9310034622a_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:5052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4648-6-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/4648-1-0x0000000000A20000-0x0000000000A21000-memory.dmp

Filesize
4KB

Download
memory/4648-2-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/4648-17-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/4648-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/5052-11-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-18-0x00000000036A0000-0x00000000036A1000-memory.dmp

Filesize
4KB

Download
memory/5052-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-12-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-15-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/5052-23-0x00000000036A0000-0x00000000036A1000-memory.dmp

Filesize
4KB

Download
memory/5052-24-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing