59d7522988d44df3fc31a7513c484a840cb0ae5bfc3cc6c4259edaa54adcd0c8

General

Target

b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
Size

3.8MB
MD5

b4184fee416ab4fce72d0004fb6baaea
SHA1

f0fc72f1340cf93821af5add581701dc2d4b267b
SHA256

59d7522988d44df3fc31a7513c484a840cb0ae5bfc3cc6c4259edaa54adcd0c8
SHA512

20e02b1bcdd69bcb842dbbc4dae7b8a0cccdea0843404c52aad5006ce43a9ee2270353f963ef13b1a0aa30a5dbd8d5ba60e3729c0c94b276ebd9ce5844ba24c3
SSDEEP

98304:uZuarCtWyX0p+tUFHtrXCDHGkSn8b+vPdr:uZHrzyG+2aDHGkS8CV

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/1992-0-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/1992-23-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/2704-24-0x0000000000F00000-0x00000000019F4000-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	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1992 set thread context of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2704	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
2704	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2704	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
2704	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
2704	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
2704	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28
PID 1992 wrote to memory of 2704	1992	b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\AppData\Local\Temp\b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b4184fee416ab4fce72d0004fb6baaea_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2704

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

Loading Replay Monitor...

Downloads

memory/1992-23-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/1992-1-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1992-0-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/1992-22-0x0000000003CF0000-0x00000000047E4000-memory.dmp

Filesize
11.0MB

Download
memory/2704-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-24-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2704-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-12-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-15-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2704-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-25-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-26-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2704-27-0x0000000004630000-0x0000000005124000-memory.dmp

Filesize
11.0MB

Download
memory/2704-29-0x0000000000A20000-0x0000000000A30000-memory.dmp

Filesize
64KB

Download
memory/2704-30-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-31-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2704-32-0x0000000004630000-0x0000000005124000-memory.dmp

Filesize
11.0MB

Download
memory/2704-33-0x0000000000A20000-0x0000000000A30000-memory.dmp

Filesize
64KB

Download
memory/2704-44-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing