21d2450ab1a90949dfb6164e97f16c79e1a6f07656b820fdd8ad12f5a92e897e

General

Target

4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
Size

4.7MB
MD5

4bafd412dac67d7b9e91c4b9dab3a377
SHA1

2f827f2c0c6b4fd148cf18cadfb9d816ef000ffb
SHA256

21d2450ab1a90949dfb6164e97f16c79e1a6f07656b820fdd8ad12f5a92e897e
SHA512

bb72d9bd14007096b49c94f391ed2cb82316feb883fcf6278fcd09512cb4a3b4ea286cab0a260d3aa9cb353d8e245c90863353d1d5a490f316bc7d20b1ffcbcc
SSDEEP

98304:Ae4d8iEityhkhqloaxeq7jhIXUvPBnnom2LSqLy5:nCnyhkhBaxem1tPBn2uqs

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1972-0-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx
behavioral1/memory/1972-26-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx
behavioral1/memory/2936-27-0x0000000000F00000-0x0000000001D34000-memory.dmp	upx

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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1972 set thread context of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Internet Explorer\Main	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2936	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
2936	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
2936	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
2936	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
2936	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
2936	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28
PID 1972 wrote to memory of 2936	1972	4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\4bafd412dac67d7b9e91c4b9dab3a377_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1972-0-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/1972-1-0x00000000007F0000-0x00000000007F1000-memory.dmp

Filesize
4KB

Download
memory/1972-3-0x0000000004480000-0x00000000052B4000-memory.dmp

Filesize
14.2MB

Download
memory/1972-26-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/2936-24-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-27-0x0000000000F00000-0x0000000001D34000-memory.dmp

Filesize
14.2MB

Download
memory/2936-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2936-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-23-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-28-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-29-0x00000000047F0000-0x0000000005624000-memory.dmp

Filesize
14.2MB

Download
memory/2936-30-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2936-32-0x00000000035D0000-0x00000000035E0000-memory.dmp

Filesize
64KB

Download
memory/2936-33-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-34-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2936-35-0x00000000047F0000-0x0000000005624000-memory.dmp

Filesize
14.2MB

Download
memory/2936-36-0x00000000035D0000-0x00000000035E0000-memory.dmp

Filesize
64KB

Download
memory/2936-47-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

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