1552540bc5f2e5371b0fea8e1d05d075779cc1a379dc5c7b1de02c60485383b6

General

Target

a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
Size

3.8MB
MD5

a430627e5caad6b1165242d9dbc0beb9
SHA1

0596500e8cea1b04d5ab7d0e175ef0b3d03eca62
SHA256

1552540bc5f2e5371b0fea8e1d05d075779cc1a379dc5c7b1de02c60485383b6
SHA512

f9bde397051b251aacea0cc5a7f3a5f27f1419a36000745796ff8a6a0171e3b1c4dd4ce297bb975b54b8e8c7d2932ef7bd92a73d4d09a759e7f33fd37dbc9b58
SSDEEP

98304:uZuarCtWyX0p+tUFHtrXCDHGkSn8b+vPd2:uZHrzyG+2aDHGkS8CY

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/2032-0-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/2564-23-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/2032-25-0x0000000000F00000-0x00000000019F4000-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	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2032 set thread context of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_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	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2564	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
2564	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2564	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
2564	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
2564	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
2564	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28
PID 2032 wrote to memory of 2564	2032	a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Users\Admin\AppData\Local\Temp\a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a430627e5caad6b1165242d9dbc0beb9_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2564

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/2032-21-0x0000000003E50000-0x0000000004944000-memory.dmp

Filesize
11.0MB

Download
memory/2032-1-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2032-0-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2032-25-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2564-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-23-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2564-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2564-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-12-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-15-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-26-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2564-27-0x0000000004670000-0x0000000005164000-memory.dmp

Filesize
11.0MB

Download
memory/2564-29-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/2564-30-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-31-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2564-32-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2564-33-0x0000000004670000-0x0000000005164000-memory.dmp

Filesize
11.0MB

Download
memory/2564-34-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download

Analysis

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