f3907ec84c4fcbf68f20721c0f2185d19e00f7b2d06265fd6da28ef8de19d5fa

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 13:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
Size

89KB
MD5

dc5bd38a8ec6b91eb660ceb3b12c43b5
SHA1

9a4be6df1ca071222ef376e21e763a880976cf19
SHA256

f3907ec84c4fcbf68f20721c0f2185d19e00f7b2d06265fd6da28ef8de19d5fa
SHA512

2d7809615ffb38cbd6a1f8414377551c23ab66a698188c4c49c3d54ec380bf571e0a1919e6284ea5be82be837495d4c29055ca706b40ebfd414042b4996b0d64
SSDEEP

1536:AZeJettbk8VDqBUyRbQM/biYZVeV/pZnPIBPiXl/7+D4tuGZ3MH3pW:AwEw/B1/bzZo/TnPI9al/NZ3MXpW

Score

8^/10

discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe

Drops file in System32 directory 10 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\scrsys070601.scr	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\winsys32_070601.dll	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\winsys32_070601.dll	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\scrsys16_070601.scr	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\scrsys16_070601.scr	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\AlxRes070601.exe	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\AlxRes070601.exe	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\winsys16_070601.dll	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\scrsys070601.scr	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\winsys16_070601.dll	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mywinsys.ini	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.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	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
Token: SeDebugPrivilege	1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
Token: SeDebugPrivilege	1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
Token: SeDebugPrivilege	1328	dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc5bd38a8ec6b91eb660ceb3b12c43b5_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1328

Network

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mywinsys.ini

Filesize
39B

MD5
6d9d6fc9a8d8165a949ff66c84cd9a39

SHA1
67331b0dc3ee4eeb935a826a181fd2742fec7d85

SHA256
a23e5fe1f20ba2d191d8d2cd4142f3c1f9a1f9ae41ea773339485feb26279b89

SHA512
4f3a8f70e3f49090e84c23e0e7c48373801fc5621d706b3507ee2d65fcbd298423b19f9c75e33e1768aa4533bb186b3a0bf5438d0d2746b57f92ef26124c1834

Download Submit