36b63c6c2fe4b5c96f529069a59b1bcf78df80467d3a43953ea3fd536ad7a17b

General

Target

a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
Size

338KB
MD5

a6408adf8c458d316b97c56ebf2afa2f
SHA1

1baf6770b3f74d223d3549d5e538657dc7df58b0
SHA256

36b63c6c2fe4b5c96f529069a59b1bcf78df80467d3a43953ea3fd536ad7a17b
SHA512

4beb7fa28e6950417c42b422ba512c739dcc7ca812da68379cd0019b9a91cd6eeefdab9dab56823d2b707d70042e27150bc63ca11198e57f7c185320dfa1f0a7
SSDEEP

6144:/iD7JsnFYYfpEbs5vWcqmw5qYJvTXX4Od4WPitEjNcbj9KcJ/rMBt:63J6FYBQv2Tn4JSebbGt

Score

8^/10

discovery evasion persistence trojan

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\RHFRQ = "C:\\Windows\\SysWOW64\\softkbdo.exe"	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	softkbdo.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	softkbdo.exe

Executes dropped EXE 1 IoCs

pid	Process
3420	softkbdo.exe

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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\softkbdo.exe	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\softkbdo.exe	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	softkbdo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
4500	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3420	softkbdo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 3420	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe	85
PID 4600 wrote to memory of 3420	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe	85
PID 4600 wrote to memory of 3420	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe	85
PID 4600 wrote to memory of 740	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe	87
PID 4600 wrote to memory of 740	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe	87
PID 4600 wrote to memory of 740	4600	a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe	87
PID 3420 wrote to memory of 4500	3420	softkbdo.exe	89
PID 3420 wrote to memory of 4500	3420	softkbdo.exe	89
PID 3420 wrote to memory of 4500	3420	softkbdo.exe	89

C:\Users\Admin\AppData\Local\Temp\a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Windows\SysWOW64\softkbdo.exe
  C:\Windows\SysWOW64\softkbdo.exe
  2⤵
  - Drops file in Drivers directory
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3420
- - C:\Windows\SysWOW64\ipconfig.exe
    "C:\Windows\system32\ipconfig.exe" /flushdns
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    PID:4500
- C:\Windows\SysWOW64\cmd.exe
  /c C:\Users\Admin\AppData\Local\Temp\~unins8250.bat "C:\Users\Admin\AppData\Local\Temp\a6408adf8c458d316b97c56ebf2afa2f_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

5

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\~unins8250.bat

Filesize
49B

MD5
9e0a2f5ab30517809b95a1ff1dd98c53

SHA1
5c1eefdf10e67d1e9216e2e3f5e92352d583c9ce

SHA256
97ac9fee75a1f7b63b3115e9c4fb9dda80b1caba26d2fb51325670dee261fe32

SHA512
e959cc1fd48fb1cccf135a697924c775a3812bab211fc7f9b00c5a9d617261d84c5d6f7cb548774c1e8f46811b06ca39c5603d0e10cbcb7b805f9abbe49b9b42

Download Submit
C:\Users\Adminxplore.exe

Filesize
2KB

MD5
a48249517f2f7a1b7e87e31b58d676d2

SHA1
e7e21a080b40af4df354e6dd2f5451b06870caf0

SHA256
18cf01cdfe2084e965e0358192de6b8fb2abdeee6ec47f00e772642e97bc5326

SHA512
fc4933d4a84671877e5c61a4b5232e6e1bb9faecb0e45bfb145f9d73be81b9047cf79ebaaaa74b95439b9559688f16f487ff1dc4cc4ba9711f3aea8357d30c73

Download Submit
C:\Windows\SysWOW64\softkbdo.exe

Filesize
95KB

MD5
7cfd4c0d854be99f32d3aec50b66f444

SHA1
0c353e39a0f2a39e3e4895934892b2dbef3a0fba

SHA256
41f62e0804fd533b5138959e179a92e85829584256a599475129b6718e4fbe7f

SHA512
172ca1564efd4b677300ce991f64032521dfd5ed583cccbc7c9d8b048d6c14a65e25190676d801c85e67ce3778981e3e2cf0e62dfba1e548e3d0c0738042e19b

Download Submit
memory/4600-0-0x000000000040D000-0x000000000049A000-memory.dmp

Filesize
564KB

Download
memory/4600-1-0x00000000021D0000-0x0000000002261000-memory.dmp

Filesize
580KB

Download
memory/4600-5-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/4600-26-0x000000000040D000-0x000000000049A000-memory.dmp

Filesize
564KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads