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
behavioral2/memory/932-0-0x0000000000F00000-0x0000000001BBC000-memory.dmp	upx
behavioral2/memory/3628-14-0x0000000000F00000-0x0000000001BBC000-memory.dmp	upx
behavioral2/memory/932-15-0x0000000000F00000-0x0000000001BBC000-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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 932 set thread context of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe
3628	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93
PID 932 wrote to memory of 3628	932	73cb7b5917083288122e8a98728af6f8_JaffaCakes118.exe	93

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:932
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3628

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/932-0-0x0000000000F00000-0x0000000001BBC000-memory.dmp

Filesize
12.7MB

Download
memory/932-1-0x00000000031C0000-0x00000000031C1000-memory.dmp

Filesize
4KB

Download
memory/932-15-0x0000000000F00000-0x0000000001BBC000-memory.dmp

Filesize
12.7MB

Download
memory/3628-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-17-0x00000000030F0000-0x00000000030F1000-memory.dmp

Filesize
4KB

Download
memory/3628-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-14-0x0000000000F00000-0x0000000001BBC000-memory.dmp

Filesize
12.7MB

Download
memory/3628-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3628-22-0x00000000030F0000-0x00000000030F1000-memory.dmp

Filesize
4KB

Download

Analysis

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