3ef4e34138a241ab41fac742ccf74d4fcb931c00f17ead63d5eb908ba806788b

General

Target

71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
Size

554KB
MD5

71c029b2837e98fb7d905aafb77e1d3b
SHA1

d3bc34e884a018e284955803dca2b8bdfeb0ea2b
SHA256

3ef4e34138a241ab41fac742ccf74d4fcb931c00f17ead63d5eb908ba806788b
SHA512

6ab8781d208632ac7a9c252461a5b33549aed03b5e79ed8eea721aec452bfd544e495f2aeec4b49e7d4091eda258ccd2ee92fa8018a6e4dd1d24565aaecf3f27
SSDEEP

12288:C7mwrVCy9ztm9IELoTtAOi+Mg28m/Avaz9:olVC0ztmyEkGOi+P28moc9

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	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3608-0-0x0000000000400000-0x00000000004DA000-memory.dmp	upx
behavioral2/memory/3608-14-0x0000000000400000-0x00000000004DA000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3608 set thread context of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
404	2000	WerFault.exe	87

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	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2000	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
2000	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87
PID 3608 wrote to memory of 2000	3608	71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3608
- C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
  2⤵
  - Enumerates VirtualBox registry keys
  - Suspicious behavior: EnumeratesProcesses
  PID:2000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 532
    3⤵
    - Program crash
    PID:404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2000 -ip 2000
1⤵
PID:2368

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/2000-4-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-6-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-11-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-10-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-15-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-16-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-5-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-8-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-2-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-7-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-9-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-3-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2000-1-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/3608-0-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/3608-14-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads