d7b17290ba970623904bf700ba778968c1484a7facc423f91dd6fc791c6a7f61

General

Target

3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe
Size

110KB
MD5

3c94ee098037b888f88c7ea65b9c5ed1
SHA1

0bac3faa29a4ff5e4296d580eada161b8a4d32bf
SHA256

d7b17290ba970623904bf700ba778968c1484a7facc423f91dd6fc791c6a7f61
SHA512

b8e6dcbbee6529fb4e698381f876f239ea4063f8f00ad9897f84c320e2cb057c58fff0751ebea2463ae63ce59fd2c793ee1b3e489aec6cdabdf36eb9e895e0e3
SSDEEP

1536:6R7lzRRGRsScPctAoqZL3Ve++4LCEh8V/chaohOJQZoUzdaywYV8:6RNfGROWA1A+/L60CJQZoKMyp8

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

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\xsjw1hlwjfgyksydcpaxbijhzgo3zaer2\svcnost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\xsjw1hlwjfgyksydcpaxbijhzgo3zaer2\\svcnost.exe:*:Enabled:ldrsoft"	svcnost.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\etc\hosts	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe

Loads dropped DLL 2 IoCs

pid	Process
2420	svcnost.exe
2420	svcnost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2932-3-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral1/memory/2932-0-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral1/memory/2420-7-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral1/memory/2932-9-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral1/memory/2420-22-0x0000000000400000-0x0000000000462000-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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Init = "\"C:\\Users\\Admin\\AppData\\Roaming\\xsjw1hlwjfgyksydcpaxbijhzgo3zaer2\\svcnost.exe\""	3c94ee098037b888f88c7ea65b9c5ed1_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-1-5-21-3434294380-2554721341-1919518612-1000\SOFTWARE\Microsoft\Internet Explorer\LowRegistry	svcnost.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\LowRegistry\SavedLegacySettingsML = 363338363236343235	svcnost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe
2420	svcnost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2420	2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2420	2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2420	2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe	31
PID 2932 wrote to memory of 2420	2932	3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3c94ee098037b888f88c7ea65b9c5ed1_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Roaming\xsjw1hlwjfgyksydcpaxbijhzgo3zaer2\svcnost.exe
  "C:\Users\Admin\AppData\Roaming\xsjw1hlwjfgyksydcpaxbijhzgo3zaer2\svcnost.exe"
  2⤵
  - Modifies firewall policy service
  - Loads dropped DLL
  - Drops desktop.ini file(s)
  - Modifies Internet Explorer settings
  - Suspicious use of UnmapMainImage
  PID:2420

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

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

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/2420-12-0x0000000000280000-0x000000000029D000-memory.dmp

Filesize
116KB

Download
memory/2420-7-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2420-6-0x0000000000550000-0x00000000005B2000-memory.dmp

Filesize
392KB

Download
memory/2420-5-0x00000000004E0000-0x0000000000542000-memory.dmp

Filesize
392KB

Download
memory/2420-10-0x0000000000280000-0x000000000029D000-memory.dmp

Filesize
116KB

Download
memory/2420-22-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2420-23-0x0000000000280000-0x000000000029D000-memory.dmp

Filesize
116KB

Download
memory/2932-0-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2932-9-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2932-1-0x0000000000250000-0x00000000002B2000-memory.dmp

Filesize
392KB

Download
memory/2932-2-0x00000000002E0000-0x0000000000342000-memory.dmp

Filesize
392KB

Download
memory/2932-3-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads