67c89ca92c1ace3feb6312ef6c10006a7474efb2cb5f9fb95ad0facd55498dd1

General

Target

255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
Size

3.8MB
MD5

255646ae2afbf026ac39d734beefdee2
SHA1

6299a7ec4337c5715a268e869584bb54bfd92c7b
SHA256

67c89ca92c1ace3feb6312ef6c10006a7474efb2cb5f9fb95ad0facd55498dd1
SHA512

a6c915c4daa24a7f312d82d593e063405722893773412887f0dbe85a69037ad4428fc988845c0c09a2bc3873389074fc69cb1f89d6f53594972494894d0cf3f2
SSDEEP

98304:uZuarCtWyX0p+tUFHtrXCDHGkSn8b+vPd1:uZHrzyG+2aDHGkS8Cz

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/2356-0-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/2744-27-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/2356-26-0x0000000000F00000-0x00000000019F4000-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	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 2744	2356	255646ae2afbf026ac39d734beefdee2_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	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2744	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
2744	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2744	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
2744	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
2744	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
2744	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28
PID 2356 wrote to memory of 2744	2356	255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Users\Admin\AppData\Local\Temp\255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\255646ae2afbf026ac39d734beefdee2_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2744

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/2356-23-0x0000000003DB0000-0x00000000048A4000-memory.dmp

Filesize
11.0MB

Download
memory/2356-1-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2356-26-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2356-0-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2744-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-27-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2744-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-24-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-17-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-14-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-12-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-28-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2744-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-29-0x00000000044E0000-0x0000000004FD4000-memory.dmp

Filesize
11.0MB

Download
memory/2744-31-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/2744-32-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-33-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2744-34-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2744-35-0x00000000044E0000-0x0000000004FD4000-memory.dmp

Filesize
11.0MB

Download
memory/2744-46-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

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