0a11af9877335d87013cd8ce275ae47437bd07b7809e826dd7fcf4d234f2e185

General

Target

cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Size

90KB
MD5

cf53d25c1a91d99726df717d57f24750
SHA1

0f4d4b5e7e63887b3bd31408ded17463e5432bde
SHA256

0a11af9877335d87013cd8ce275ae47437bd07b7809e826dd7fcf4d234f2e185
SHA512

da224163612aca3d8adec6ad7f2f82261692be9015bc178c3d4888176d3eae9f3a3850d28c0917314093c67e5045142d8872501bca548a01ae957956651ec59b
SSDEEP

1536:93pcLd0gpByLfa2W13Xpx9wRhE1q9JrvXnXVztWQFp0DLP8vQiMQZw8p:fWufRm3XpsRG1MJTXVzDr8LP8YFQZw

Score

10^/10

adware discovery evasion stealer

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
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Program Files\Internet Explorer\IEXPLORE.EXE = "C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE:*:Disabled:Internet Explorer"	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2064	cmd.exe

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\browser helper objects	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\browser helper objects\{36DBC179-A19F-48F2-B16A-6A3E19B42A87}	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ipv6monl.dll	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ipv6monl.dll	cf53d25c1a91d99726df717d57f24750_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	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes"	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{36DBC179-A19F-48F2-B16A-6A3E19B42A87}\InprocServer32	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{36DBC179-A19F-48F2-B16A-6A3E19B42A87}\InprocServer32\ = "C:\\Windows\\SysWow64\\ipv6monl.dll"	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{36DBC179-A19F-48F2-B16A-6A3E19B42A87}\InprocServer32\ThreadingModel = "apartment"	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{36DBC179-A19F-48F2-B16A-6A3E19B42A87}	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{36DBC179-A19F-48F2-B16A-6A3E19B42A87}	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3020	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2064	3020	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2064	3020	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2064	3020	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2064	3020	cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf53d25c1a91d99726df717d57f24750_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C 1.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1.bat

Filesize
139B

MD5
71ba9773a99b4bca7f6e0094c7e49142

SHA1
561a9e42b6145d732a01209a17d11339ed27d924

SHA256
029344e21fca64b5ff6e62e4fe1499fd96dd774cde1e1090d3987f8f6ed00ac2

SHA512
0c0290980e1275b9ac96abf5d619d857490710bcd4314ebb8c85c2cdced6bb53ad02479161970b026dfd2f109449abae71b1e4a45097870c9e6928451183ee20

Download Submit
memory/3020-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3020-1-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/3020-7-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads