b4d1abea22d1149a230577b730df42914048742323bcf18e3d714f837c45520f

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 22:07 UTC

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General

Target

036df86d1815cfb7607c055802d8000f_JaffaCakes118.dll
Size

236KB
MD5

036df86d1815cfb7607c055802d8000f
SHA1

8758f94e70a51f0db939cd9c5ad458889c177274
SHA256

b4d1abea22d1149a230577b730df42914048742323bcf18e3d714f837c45520f
SHA512

ea599cfe6c161c89d79094df0a72a8f79012340dff0927f7310dd1af28f526a7415fa60ae5a8a1673cb80888fa9ad0505b5b10760dc60d3604101ba812162dae
SSDEEP

1536:1dKaTHN2ymZ0ofa5uQm4V7HG8ldINh+RhFtFftCgpcGO5lPf/XG8GmGwktbh:1Y4tIQG8XAmbFfaGc1fawk1h

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\vmpkkox = "{be92e07e-361a-8b6f-472b-361a68f6adc4}"	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
1228	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\izcxxbk.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\izcxxbk.dll	rundll32.exe
File created	C:\Windows\SysWOW64\qhkffjs.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\qhkffjs.dll	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{be92e07e-361a-8b6f-472b-361a68f6adc4}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{be92e07e-361a-8b6f-472b-361a68f6adc4}\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{be92e07e-361a-8b6f-472b-361a68f6adc4}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{be92e07e-361a-8b6f-472b-361a68f6adc4}\InprocServer32\ = "C:\\Windows\\SysWow64\\qhkffjs.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{be92e07e-361a-8b6f-472b-361a68f6adc4}\InprocServer32\ThreadingModel = "Apartment"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1228	rundll32.exe
1228	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1228	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1228	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 1228	3116	rundll32.exe	82
PID 3116 wrote to memory of 1228	3116	rundll32.exe	82
PID 3116 wrote to memory of 1228	3116	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\036df86d1815cfb7607c055802d8000f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\036df86d1815cfb7607c055802d8000f_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1228

Network

DNS

8.8.8.8.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.8.8.8.in-addr.arpa

IN PTR

Response

8.8.8.8.in-addr.arpa

IN PTR

dnsgoogle
DNS

154.239.44.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

154.239.44.20.in-addr.arpa

IN PTR

Response
DNS

77.190.18.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

77.190.18.2.in-addr.arpa

IN PTR

Response

77.190.18.2.in-addr.arpa

IN PTR

a2-18-190-77deploystaticakamaitechnologiescom
DNS

2.159.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

2.159.190.20.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

228.249.119.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

228.249.119.40.in-addr.arpa

IN PTR

Response
DNS

56.163.245.4.in-addr.arpa

Remote address:

8.8.8.8:53

Request

56.163.245.4.in-addr.arpa

IN PTR

Response
DNS

198.187.3.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

198.187.3.20.in-addr.arpa

IN PTR

Response
DNS

0.204.248.87.in-addr.arpa

Remote address:

8.8.8.8:53

Request

0.204.248.87.in-addr.arpa

IN PTR

Response

0.204.248.87.in-addr.arpa

IN PTR

https-87-248-204-0lhrllnwnet
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

172.214.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.214.232.199.in-addr.arpa

IN PTR

Response
DNS

43.229.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

43.229.111.52.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

8.8.8.8.in-addr.arpa

dns

66 B
90 B
1
1

DNS Request

8.8.8.8.in-addr.arpa
8.8.8.8:53

154.239.44.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

154.239.44.20.in-addr.arpa
8.8.8.8:53

77.190.18.2.in-addr.arpa

dns

70 B
133 B
1
1

DNS Request

77.190.18.2.in-addr.arpa
8.8.8.8:53

2.159.190.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

2.159.190.20.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

228.249.119.40.in-addr.arpa

dns

73 B
159 B
1
1

DNS Request

228.249.119.40.in-addr.arpa
8.8.8.8:53

56.163.245.4.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

56.163.245.4.in-addr.arpa
8.8.8.8:53

198.187.3.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

198.187.3.20.in-addr.arpa
8.8.8.8:53

0.204.248.87.in-addr.arpa

dns

71 B
116 B
1
1

DNS Request

0.204.248.87.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

172.214.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.214.232.199.in-addr.arpa
8.8.8.8:53

43.229.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

43.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\izcxxbk.dll

Filesize
478KB

MD5
e99416267b61f52fa5ab994019efd359

SHA1
86d31eae707db7fe51d2556394fcf0e8e9f6b0fd

SHA256
768c286674371564b5e6095edb56e0a4231f341be895da69cfccca5160029774

SHA512
0a1c7579a9c787c2c1bef35f0660e72e74b42824e14ebea63b87ed25ddaf107e3746567bb431cab41a2f6719fad2c22d96e0715a1fe085d75805d7d66f7f05ae

Download Submit
memory/1228-0-0x0000000000800000-0x0000000000844000-memory.dmp

Filesize
272KB

Download
memory/1228-1-0x0000000000801000-0x0000000000808000-memory.dmp

Filesize
28KB

Download
memory/1228-8-0x0000000000800000-0x0000000000844000-memory.dmp

Filesize
272KB

Download
memory/1228-11-0x0000000000800000-0x0000000000844000-memory.dmp

Filesize
272KB

Download
memory/1228-12-0x0000000000800000-0x0000000000844000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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