f359e2954097e9bbfd1867a286ac7fc5e15c299af45386493ab6b14181cafcfb

General

Target

ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe
Size

707KB
MD5

ab9d5d4c59dd1df224cdd52594892255
SHA1

894c66409ba0a88c379fd595f2c3a484883acfbc
SHA256

f359e2954097e9bbfd1867a286ac7fc5e15c299af45386493ab6b14181cafcfb
SHA512

6f1a2a53d2ec574c3b54271d8f7e2db4a74237f8ed21f69957edb442b82eebccadf494ea0faa47a601badae52ef7040360199e00c1bcf40048db4f9e9a62f5b5
SSDEEP

12288:30qo69pCJUd2Mpin6PrJtin2xA6TMX52ib+3RF3Z4mxx4/qfVrp04BSG8Y:EA9cGd2M1k2+MhQmX4/qtrp6G8Y

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1304	SERVER~1.EXE

Loads dropped DLL 6 IoCs

pid	Process
2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe
2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe
1304	SERVER~1.EXE
2860	WerFault.exe
2860	WerFault.exe
2860	WerFault.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2860	1304	WerFault.exe	30

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	SERVER~1.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 2116 wrote to memory of 1304	2116	ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe	30
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31
PID 1304 wrote to memory of 2860	1304	SERVER~1.EXE	31

C:\Users\Admin\AppData\Local\Temp\ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ab9d5d4c59dd1df224cdd52594892255_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SERVER~1.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SERVER~1.EXE
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 264
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2860

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

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\SERVER~1.EXE

Filesize
342KB

MD5
5992b56c08a8f2e0864c5f317f2884ba

SHA1
f91f29af22fa4d06e586a20a881557577bb21552

SHA256
20adbd95ca849a61dcd1e2981af6b8cf38aaef85ba916f82cedd7ee9e9523170

SHA512
667ffe168aa997aa3f6eb9314fea87a5ca9af185cd6556524e44d48521a4aa7f1672289a6a13cc42ff66a5dad60c6c99313bcd3f61ad6638675345ec2f1c639f

Download Submit
memory/1304-23-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/2116-0-0x0000000001000000-0x00000000010BE000-memory.dmp

Filesize
760KB

Download
memory/2116-3-0x0000000001069000-0x000000000106A000-memory.dmp

Filesize
4KB

Download
memory/2116-2-0x00000000002A0000-0x00000000002F4000-memory.dmp

Filesize
336KB

Download
memory/2116-1-0x0000000000240000-0x00000000002FE000-memory.dmp

Filesize
760KB

Download
memory/2116-7-0x0000000001000000-0x00000000010BE000-memory.dmp

Filesize
760KB

Download
memory/2116-6-0x0000000001000000-0x00000000010BE000-memory.dmp

Filesize
760KB

Download
memory/2116-20-0x00000000002A0000-0x00000000002F4000-memory.dmp

Filesize
336KB

Download
memory/2116-21-0x0000000001069000-0x000000000106A000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads