81d47aa744b173c4292160d44b91cf64be4d9996a8899bc97d67ad6cea1a3587

General

Target

1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
Size

4.7MB
MD5

1f4219493b91d015c93e91efd98e6186
SHA1

6fa1cad625a172d2e87b26757532ef5c095e93ab
SHA256

81d47aa744b173c4292160d44b91cf64be4d9996a8899bc97d67ad6cea1a3587
SHA512

e38f30a38be549d0b13b3f7b2aaff5803e69e83d1711bfa7cb1def4d6ad25c49304c22c09bd87113dbbb4c8dd54530f4fb9e307538a9a56f37a4b66220b28a9f
SSDEEP

98304:YXfkMf4uBFeJ1QleIDHgbAfmQtPUpNCp5DORqMtaUljVUPXnCkyVtFN1MC:+vQuneJ1QLHavQSpNCPD8qMQUlq4tFNN

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/2984-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral1/memory/2636-27-0x0000000000F00000-0x0000000001D1E000-memory.dmp	upx
behavioral1/memory/2984-26-0x0000000000F00000-0x0000000001D1E000-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	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2984 set thread context of 2636	2984	1f4219493b91d015c93e91efd98e6186_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	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2636	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
2636	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2636	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
2636	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
2636	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
2636	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28
PID 2984 wrote to memory of 2636	2984	1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Users\Admin\AppData\Local\Temp\1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\1f4219493b91d015c93e91efd98e6186_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2636

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/2636-29-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2636-35-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2636-2-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-48-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-4-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-5-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-7-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-10-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-13-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-16-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-19-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-24-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-37-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/2636-36-0x00000000047B0000-0x00000000055CE000-memory.dmp

Filesize
14.1MB

Download
memory/2636-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-30-0x00000000047B0000-0x00000000055CE000-memory.dmp

Filesize
14.1MB

Download
memory/2636-28-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-23-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-27-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/2636-32-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Filesize
64KB

Download
memory/2636-33-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2636-34-0x0000000000400000-0x00000000007AF000-memory.dmp

Filesize
3.7MB

Download
memory/2984-26-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/2984-1-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2984-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp

Filesize
14.1MB

Download
memory/2984-3-0x0000000004410000-0x000000000522E000-memory.dmp

Filesize
14.1MB

Download

Analysis

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