1bf5f7e9d93427957b22edbcbbd48852e22c99225661dfa2a5be2028b3251b72

General

Target

9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
Size

4.7MB
MD5

9cd961b81abea7b64a1a69afd7d895ec
SHA1

e83bffd6437712c2eac78141c3331d46f251c455
SHA256

1bf5f7e9d93427957b22edbcbbd48852e22c99225661dfa2a5be2028b3251b72
SHA512

73310ca32d0a8e13cfec30c46c430d3d7a4568f82c60b218ea747e0ec130d8967ecb5633551d6265fc3211a9a7266aa688bb5b869c4999beb3e9888342ee0023
SSDEEP

98304:YXfkMf4uBFeJ1QleIDHgbAfmQtPUpNCp5DORqMtaUljVUPXnCkyVtFN1MR:+vQuneJ1QLHavQSpNCPD8qMQUlq4tFNq

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/2084-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral1/memory/1720-21-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral1/memory/2084-20-0x0000000000F00000-0x0000000001D1E000-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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2084 set thread context of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_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-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1720	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
1720	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1720	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
1720	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
1720	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
1720	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28
PID 2084 wrote to memory of 1720	2084	9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Users\Admin\AppData\Local\Temp\9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9cd961b81abea7b64a1a69afd7d895ec_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1720

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/1720-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-29-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1720-15-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-9-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-11-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-31-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

Filesize
64KB

Download
memory/1720-30-0x00000000048C0000-0x00000000056DE000-memory.dmp

Filesize
14.1MB

Download
memory/1720-21-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/1720-22-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1720-28-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/1720-23-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1720-24-0x00000000048C0000-0x00000000056DE000-memory.dmp

Filesize
14.1MB

Download
memory/1720-26-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

Filesize
64KB

Download
memory/1720-27-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2084-20-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/2084-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/2084-1-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2084-3-0x0000000004300000-0x000000000511E000-memory.dmp

Filesize
14.1MB

Download

Analysis

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