e1b9dce14bf7b02da4c0ad819a933357135e11a53c6b319e05286b90b45958fa

General

Target

4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
Size

3.8MB
MD5

4fadabf35c05c083eb7fecb64ce64a67
SHA1

b62e5a3b92a24b36124feb72997d0ec3d53b0df9
SHA256

e1b9dce14bf7b02da4c0ad819a933357135e11a53c6b319e05286b90b45958fa
SHA512

e0719dc953b93f67d8b88877564dc4895b9d2eec641a89dd6a06a2983fa13ac57317b1f145a21cd77fe66d2671991a18908b40c6fccea02c840b4bd22c78d563
SSDEEP

98304:uZuarCtWyX0p+tUFHtrXCDHGkSn8b+vPdB:uZHrzyG+2aDHGkS8Cj

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/1040-0-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/1040-26-0x0000000000F00000-0x00000000019F4000-memory.dmp	upx
behavioral1/memory/2176-23-0x0000000000F00000-0x00000000019F4000-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	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1040 set thread context of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2176	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
2176	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2176	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
2176	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
2176	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
2176	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28
PID 1040 wrote to memory of 2176	1040	4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Users\Admin\AppData\Local\Temp\4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\4fadabf35c05c083eb7fecb64ce64a67_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2176

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/1040-26-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/1040-1-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1040-21-0x0000000003DB0000-0x00000000048A4000-memory.dmp

Filesize
11.0MB

Download
memory/1040-0-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2176-23-0x0000000000F00000-0x00000000019F4000-memory.dmp

Filesize
11.0MB

Download
memory/2176-15-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-24-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2176-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2176-12-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-8-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-6-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-20-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-3-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-27-0x0000000004480000-0x0000000004F74000-memory.dmp

Filesize
11.0MB

Download
memory/2176-29-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/2176-30-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-31-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2176-32-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2176-33-0x0000000004480000-0x0000000004F74000-memory.dmp

Filesize
11.0MB

Download
memory/2176-34-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/2176-45-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download

Analysis

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