801c05a6819660b1a16be951e94c381fd4d237706159d1d12980e80041fe7368

General

Target

fd752580055a357c43dd234343f5d335_JaffaCakes118.exe
Size

109KB
MD5

fd752580055a357c43dd234343f5d335
SHA1

44ba2d9e56075dd808593cc3577f38b3529b06a2
SHA256

801c05a6819660b1a16be951e94c381fd4d237706159d1d12980e80041fe7368
SHA512

ae73686eb46e4d375f8c85556020fc8bc4b6f97b716a01c2beb47001aacb83697976f9fab961cbd2c2f8f6516e0ea6601ce882b2003a65676ac2b3e66d73df45
SSDEEP

3072:aT6pd+YKZg6Rw80yhvEvKLvqW+zydJx5kDaI2y3y/n:dpd96H0S8SLyWkydJx5kDaI2j/

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	svcnost.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\x3rewe2z1kupofzwvjovfstobxmqteqo2\svcnost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\x3rewe2z1kupofzwvjovfstobxmqteqo2\\svcnost.exe:*:Enabled:ldrsoft"	svcnost.exe

Loads dropped DLL 2 IoCs

pid	Process
2148	svcnost.exe
2148	svcnost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1848-0-0x0000000000400000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/1848-2-0x0000000000400000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/2148-5-0x0000000000400000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/1848-6-0x0000000000400000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/2148-19-0x0000000000400000-0x00000000006B0000-memory.dmp	upx

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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\mssend = "\"C:\\Users\\Admin\\AppData\\Roaming\\x3rewe2z1kupofzwvjovfstobxmqteqo2\\svcnost.exe\""	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\desktop.ini	svcnost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\desktop.ini	svcnost.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\SOFTWARE\Microsoft\Internet Explorer\LowRegistry	svcnost.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\SavedLegacySettingsML = 383037323031303130	svcnost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1848	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1848	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2148	1848	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe	28
PID 1848 wrote to memory of 2148	1848	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe	28
PID 1848 wrote to memory of 2148	1848	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe	28
PID 1848 wrote to memory of 2148	1848	fd752580055a357c43dd234343f5d335_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\fd752580055a357c43dd234343f5d335_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd752580055a357c43dd234343f5d335_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Users\Admin\AppData\Roaming\x3rewe2z1kupofzwvjovfstobxmqteqo2\svcnost.exe
  "C:\Users\Admin\AppData\Roaming\x3rewe2z1kupofzwvjovfstobxmqteqo2\svcnost.exe"
  2⤵
  - Modifies firewall policy service
  - Loads dropped DLL
  - Drops desktop.ini file(s)
  - Modifies Internet Explorer settings
  PID:2148

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

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Roaming\desktop.ini

Filesize
9KB

MD5
4a27242b307c6a836993353035fafc16

SHA1
5fea7a41b8f9071848108015d8a952e6f944eea0

SHA256
02fd93f64bda51e1e2991184cac13f077d509712e462c9e44be9cf8e22c06de1

SHA512
35e9c87642b82df2bf0a9312bb0e9abfb98282db1e34032a4d0150d82c5e2f2e13150ddc896f1e954f02288a1e696a4306ee595b94b1e404c6ec17bac64c44be

Download Submit
\Users\Admin\AppData\Roaming\ntuser.dat

Filesize
54KB

MD5
7e8e966927e04a35aec644602b8a9e05

SHA1
d201b0b41e8701818d60ddbf9f334332a512c4da

SHA256
46f18d9fbf63f378d86962cbf24f5ce57ce257555acd4effdcc41c1e2f1adf5c

SHA512
246777c79129a5076b71ca5d3f7e59b06d344f6b5e771892ae8ee68c0b5af9207cd1868b1336b49e6a84665309ad379a33ec6c8e72d7ce41de72153637921a51

Download Submit
memory/1848-3-0x00000000074A0000-0x0000000007750000-memory.dmp

Filesize
2.7MB

Download
memory/1848-0-0x0000000000400000-0x00000000006B0000-memory.dmp

Filesize
2.7MB

Download
memory/1848-4-0x00000000074A0000-0x0000000007750000-memory.dmp

Filesize
2.7MB

Download
memory/1848-6-0x0000000000400000-0x00000000006B0000-memory.dmp

Filesize
2.7MB

Download
memory/1848-2-0x0000000000400000-0x00000000006B0000-memory.dmp

Filesize
2.7MB

Download
memory/1848-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2148-5-0x0000000000400000-0x00000000006B0000-memory.dmp

Filesize
2.7MB

Download
memory/2148-8-0x0000000000250000-0x000000000026D000-memory.dmp

Filesize
116KB

Download
memory/2148-9-0x0000000000250000-0x000000000026D000-memory.dmp

Filesize
116KB

Download
memory/2148-19-0x0000000000400000-0x00000000006B0000-memory.dmp

Filesize
2.7MB

Download
memory/2148-20-0x0000000000250000-0x000000000026D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads