4b5ede931f49f4e9b2514e46af49b301098c1fc9e0e6d4516c554adc6ea59392

General

Target

a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe
Size

485KB
MD5

a84d18527885b3b9d42093d66debc7c0
SHA1

6cbac09bef26363f4614c401a4bb5d493f63a14a
SHA256

4b5ede931f49f4e9b2514e46af49b301098c1fc9e0e6d4516c554adc6ea59392
SHA512

97f32e1ee3ab098b95a3fcf74b44432b116bcb5121fcbedc89d112ecb8f31db907d812c299197ed0b816b209c5e56b9255159cc2017f7c0d5321bff74779df62
SSDEEP

12288:eOsUlz7aePUqGYgZ7KE27/NpDrFiCXu3a+1FofM:RsQKx7KNfDRjX2a+1wM

Score

9^/10

discovery evasion upx

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2232-0-0x0000000000400000-0x00000000004CD000-memory.dmp	upx
behavioral2/memory/2232-14-0x0000000000400000-0x00000000004CD000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2232 set thread context of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	3844	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3844	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe
3844	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89
PID 2232 wrote to memory of 3844	2232	a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a84d18527885b3b9d42093d66debc7c0_JaffaCakes118.exe
  2⤵
  - Enumerates VirtualBox registry keys
  - Suspicious behavior: EnumeratesProcesses
  PID:3844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 516
    3⤵
    - Program crash
    PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3844 -ip 3844
1⤵
PID:4436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

Software Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2232-14-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2232-0-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/3844-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-6-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-1-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-5-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-4-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-3-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-2-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3844-16-0x0000000000480000-0x0000000000549000-memory.dmp

Filesize
804KB

Download
memory/3844-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads