205ccdf66bd9c7092e54b658256a82b590317160bc928581840ebdb942bd23e5

General

Target

a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
Size

4.7MB
MD5

a71d8dd7e6680716b883f8df2381a828
SHA1

bbc34fc84a8e9f5a31e0f4ab9a0dd7036535d256
SHA256

205ccdf66bd9c7092e54b658256a82b590317160bc928581840ebdb942bd23e5
SHA512

fc0b0146315b2fa3f55f2710e31b5db8106e9090b79e2849d53ead474bacd43cac0a6fc1609934ca8a23a301c80b39671d4158aeb4e5ed1313f8dce87dc0d61b
SSDEEP

98304:hjJP7a4N6UTDwmK6MiCRMxc5jXzIUJLKnsgTPgN+9zTha4YilLmzJoF:BJW4snP6ZOMW8UKfUN+RThMKLHF

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1596-0-0x0000000000F00000-0x0000000001D0A000-memory.dmp	upx
behavioral2/memory/1596-11-0x0000000000F00000-0x0000000001D0A000-memory.dmp	upx
behavioral2/memory/3408-17-0x0000000000F00000-0x0000000001D0A000-memory.dmp	upx
behavioral2/memory/1596-16-0x0000000000F00000-0x0000000001D0A000-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	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1596 set thread context of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85

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
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
3408	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85
PID 1596 wrote to memory of 3408	1596	a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Users\Admin\AppData\Local\Temp\a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a71d8dd7e6680716b883f8df2381a828_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3408

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/1596-0-0x0000000000F00000-0x0000000001D0A000-memory.dmp

Filesize
14.0MB

Download
memory/1596-1-0x0000000003310000-0x0000000003311000-memory.dmp

Filesize
4KB

Download
memory/1596-16-0x0000000000F00000-0x0000000001D0A000-memory.dmp

Filesize
14.0MB

Download
memory/1596-11-0x0000000000F00000-0x0000000001D0A000-memory.dmp

Filesize
14.0MB

Download
memory/3408-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-14-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-17-0x0000000000F00000-0x0000000001D0A000-memory.dmp

Filesize
14.0MB

Download
memory/3408-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-19-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/3408-18-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/3408-23-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/3408-24-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

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