77a35c5db09a30cc31fa3bdfe7c03477e46fa3300880861ffe282fc8ee4c1567

General

Target

5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
Size

4.7MB
MD5

5ef820782923b92098f3b468110b7848
SHA1

0a998d777a33bf18ee18a13d82fb47701cd3553e
SHA256

77a35c5db09a30cc31fa3bdfe7c03477e46fa3300880861ffe282fc8ee4c1567
SHA512

ca708e40491caff193b3d831ce98af03629cbabbb6c4f62a6872292d30d59dbe479fc73bf236ab232f5d29bb4ed22e3b02f4060a2c6e9928ab03dd68544041fd
SSDEEP

98304:YXfkMf4uBFeJ1QleIDHgbAfmQtPUpNCp5DORqMtaUljVUPXnCkyVtFN1M6:+vQuneJ1QLHavQSpNCPD8qMQUlq4tFN9

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/4424-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral2/memory/4424-11-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral2/memory/4424-15-0x0000000000F00000-0x0000000001D1E000-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\Count	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4424 set thread context of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92

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
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
532	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92
PID 4424 wrote to memory of 532	4424	5ef820782923b92098f3b468110b7848_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5ef820782923b92098f3b468110b7848_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Users\Admin\AppData\Local\Temp\5ef820782923b92098f3b468110b7848_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5ef820782923b92098f3b468110b7848_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:532

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

Loading Replay Monitor...

Downloads

memory/532-17-0x0000000003250000-0x0000000003251000-memory.dmp

Filesize
4KB

Download
memory/532-14-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-22-0x0000000003250000-0x0000000003251000-memory.dmp

Filesize
4KB

Download
memory/532-21-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/532-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/4424-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/4424-11-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/4424-15-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/4424-1-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing