41b3de39f31700d73a9ac1479d7e4d95b61e24726b452dcaee085c303da04754

General

Target

73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
Size

5.1MB
MD5

73cb7b5917083288122e8a98728af6f8
SHA1

c3f43455b36b70f0d3ba0c15f3506a9d7c4f7766
SHA256

41b3de39f31700d73a9ac1479d7e4d95b61e24726b452dcaee085c303da04754
SHA512

0cb3b39fe5c2f213c8d39010251ce5587c035718756ed4ac6b4e72bb540a674f133a3129ee317ea4004176c2518e3266fe35f4a3968c7fb400f882be877f2898
SSDEEP

98304:1F+7wWmibYKXFWBf/ZXQLcKnICEb9mChJty7upim31awJH13JDhZG9:C7oikKcBXBQLcKICEcClyIica+13JDhy

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/1200-0-0x0000000000F00000-0x0000000001BBC000-memory.dmp	upx
behavioral1/memory/1400-25-0x0000000000F00000-0x0000000001BBC000-memory.dmp	upx
behavioral1/memory/1200-24-0x0000000000F00000-0x0000000001BBC000-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	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1200 set thread context of 1400	1200	73cb7b5917083288122e8a98728af6f8_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-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1400	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
1400	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
1400	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
1400	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
1400	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
1400	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28
PID 1200 wrote to memory of 1400	1200	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1400

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/1200-24-0x0000000000F00000-0x0000000001BBC000-memory.dmp

Filesize
12.7MB

Download
memory/1200-1-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1200-0-0x0000000000F00000-0x0000000001BBC000-memory.dmp

Filesize
12.7MB

Download
memory/1200-22-0x0000000004080000-0x0000000004D3C000-memory.dmp

Filesize
12.7MB

Download
memory/1400-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-25-0x0000000000F00000-0x0000000001BBC000-memory.dmp

Filesize
12.7MB

Download
memory/1400-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-26-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1400-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1400-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-23-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-28-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/1400-29-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-30-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1400-31-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1400-32-0x0000000004680000-0x000000000533C000-memory.dmp

Filesize
12.7MB

Download
memory/1400-33-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/1400-44-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

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