3af259a408a9125799299da641bf453571e1c8e1c07948fb222cd8987514211a

General

Target

de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
Size

468KB
MD5

de3887dc05ec99f98ac67ccf91d98f95
SHA1

dd766453f4731d0354affc6bc336e67c7eab6652
SHA256

3af259a408a9125799299da641bf453571e1c8e1c07948fb222cd8987514211a
SHA512

b04e9d52b86aeac5c4a0b2425c8e7b3f072c4afb87e6d4515d32f0ef89505df30f344ece03392bcb13eec98abe5bb445d664d701ad454e6d975d2849b0addd64
SSDEEP

12288:KsAcUOa2iLPZwq8GUZOpGrclON+N/yBdNldy3:YcUOELhS2Yg08qldy

Score

8^/10

discovery evasion persistence

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Executes dropped EXE 1 IoCs

pid	Process
2528	mxcdFgjAEjErI.exe

Loads dropped DLL 3 IoCs

pid	Process
2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
2528	mxcdFgjAEjErI.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\mxcdFgjAEjErI.exe = "C:\\ProgramData\\mxcdFgjAEjErI.exe"	de3887dc05ec99f98ac67ccf91d98f95_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 2 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	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mxcdFgjAEjErI.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Download	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no"	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
2528	mxcdFgjAEjErI.exe
2528	mxcdFgjAEjErI.exe
2528	mxcdFgjAEjErI.exe
2528	mxcdFgjAEjErI.exe
2528	mxcdFgjAEjErI.exe
2528	mxcdFgjAEjErI.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2528	mxcdFgjAEjErI.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2528	mxcdFgjAEjErI.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2528	2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2528	2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2528	2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2528	2380	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe	30

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1"	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\de3887dc05ec99f98ac67ccf91d98f95_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2380
- C:\ProgramData\mxcdFgjAEjErI.exe
  "C:\ProgramData\mxcdFgjAEjErI.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

3

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\hiTkisDpFCLPG.dll

Filesize
428KB

MD5
ad523fa28c83b1c2ceb949256387466d

SHA1
cabb439e52cb9cd74d27eabb601dc40aea013323

SHA256
57f64251bf5428f698ff69c995c3d31fd64f67924acdfd22741bd91bb7dd2872

SHA512
692c5b3cd0648e6887ca9f34c3756be08f51e05705c27c1f13871eb6701c84642677bfc40c256f3b5d7c9b25b789e27cce2ecc5463c25e4ea504cad94e192e05

Download Submit
\ProgramData\mxcdFgjAEjErI.exe

Filesize
468KB

MD5
de3887dc05ec99f98ac67ccf91d98f95

SHA1
dd766453f4731d0354affc6bc336e67c7eab6652

SHA256
3af259a408a9125799299da641bf453571e1c8e1c07948fb222cd8987514211a

SHA512
b04e9d52b86aeac5c4a0b2425c8e7b3f072c4afb87e6d4515d32f0ef89505df30f344ece03392bcb13eec98abe5bb445d664d701ad454e6d975d2849b0addd64

Download Submit
memory/2380-0-0x0000000000220000-0x0000000000290000-memory.dmp

Filesize
448KB

Download
memory/2380-2-0x0000000014000000-0x0000000014077000-memory.dmp

Filesize
476KB

Download
memory/2380-16-0x0000000014000000-0x0000000014165000-memory.dmp

Filesize
1.4MB

Download
memory/2380-17-0x0000000014000000-0x0000000014077000-memory.dmp

Filesize
476KB

Download
memory/2528-12-0x0000000014000000-0x0000000014165000-memory.dmp

Filesize
1.4MB

Download
memory/2528-13-0x0000000014000000-0x0000000014165000-memory.dmp

Filesize
1.4MB

Download
memory/2528-32-0x0000000010000000-0x0000000010159000-memory.dmp

Filesize
1.3MB

Download
memory/2528-44-0x0000000010000000-0x0000000010159000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads