d05675581c3b46eff3408574e62fb52d74667ed2e8a4c68839f49730f469ad18

General

Target

bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
Size

1.1MB
MD5

bd4660503c489737d6cc91fbf9f9c279
SHA1

0334b88e1a4c2b1e94998a50ac95e3eaf6e20130
SHA256

d05675581c3b46eff3408574e62fb52d74667ed2e8a4c68839f49730f469ad18
SHA512

366ce45c624dc6a9355f2c0a558d1e36e107dc02a7af8fc4a2c8d6b20e8249cf807c6baea0308f1404ccca916468afe2980f3834628eb944e54da143fa75cff4
SSDEEP

24576:vo+ZI/8x/pnLiezBD41j3SgAOKCfmlaDvRgfeY:vo+GgpJB81vDLfol2

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2708	Tapisrv.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Wine	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Wine	Tapisrv.exe

Loads dropped DLL 1 IoCs

pid	Process
1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Tapisrv.exe	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Tapisrv.exe	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\npdsplay.dll	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Tapisrv.exe	Tapisrv.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
2708	Tapisrv.exe

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	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Tapisrv.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
2708	Tapisrv.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
2708	Tapisrv.exe
2708	Tapisrv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2708	1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe	31
PID 1596 wrote to memory of 2708	1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe	31
PID 1596 wrote to memory of 2708	1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe	31
PID 1596 wrote to memory of 2708	1596	bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd4660503c489737d6cc91fbf9f9c279_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Windows\SysWOW64\Tapisrv.exe
  C:\Windows\system32\Tapisrv.exe
  2⤵
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Drops file in System32 directory
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2708

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

1

T1012

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

\Windows\SysWOW64\Tapisrv.exe

Filesize
1.1MB

MD5
bd4660503c489737d6cc91fbf9f9c279

SHA1
0334b88e1a4c2b1e94998a50ac95e3eaf6e20130

SHA256
d05675581c3b46eff3408574e62fb52d74667ed2e8a4c68839f49730f469ad18

SHA512
366ce45c624dc6a9355f2c0a558d1e36e107dc02a7af8fc4a2c8d6b20e8249cf807c6baea0308f1404ccca916468afe2980f3834628eb944e54da143fa75cff4

Download Submit
memory/1596-0-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/1596-1-0x0000000000401000-0x000000000040C000-memory.dmp

Filesize
44KB

Download
memory/1596-5-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/1596-6-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/1596-10-0x00000000046C0000-0x000000000487D000-memory.dmp

Filesize
1.7MB

Download
memory/1596-19-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2708-12-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2708-14-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2708-15-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2708-18-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads