f66273987d41176a67aeca609c7c92bf09caf0acc72d9cf830ae192a7a37919d

Analysis

max time kernel
150s
max time network
141s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 05:35

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General

Target

ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
Size

78KB
MD5

ddc5d773a2e5ce22a351361dd8a9f673
SHA1

5b4a70b9560d75b80ca989e8d5975e5608a55739
SHA256

f66273987d41176a67aeca609c7c92bf09caf0acc72d9cf830ae192a7a37919d
SHA512

d827427c78668d3f86f2121adf6b25846521d729f633b13ce02b4145ae7d657f39fb35745bd64860c68acfc40a76de504c446e8d9cf3ba81ad8b6009af548194
SSDEEP

1536:38Amu1kPndWiHH7/8t7MsjA9rhkuTkRdYfJ:MZu1klx78t7M0EhpkSfJ

Score

8^/10

discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 3 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\vwfyxq\ParameteRs\sERVICEdLL = "%SystemRoot%\\System32\\ktltfu.dll"	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet002\services\vwfyxq\ParameteRs\sERVICEdLL = "%SystemRoot%\\System32\\ktltfu.dll"	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\vwfyxq\ParameteRs\sERVICEdLL = "%SystemRoot%\\System32\\ktltfu.dll"	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2848	SVCHOST.EXE

Loads dropped DLL 2 IoCs

pid	Process
2736	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
2848	SVCHOST.EXE

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\00040817.ini	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ktltfu.dll	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe

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	ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SVCHOST.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2848	SVCHOST.EXE
2848	SVCHOST.EXE
2848	SVCHOST.EXE

C:\Users\Admin\AppData\Local\Temp\ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ddc5d773a2e5ce22a351361dd8a9f673_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2736

C:\Windows\SysWOW64\SVCHOST.EXE
C:\Windows\SysWOW64\SVCHOST.EXE -kvwfyxq
1⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\ktltfu.dll

Filesize
103KB

MD5
1950d98bdf4949fcf53fd67baacee782

SHA1
4b7f75cf9333806bf396cf0c09efbeb5352dad30

SHA256
7ec98a9e6cdcee19bcce1a2ee5193c19bce8e620eee12b896bad4a7ba93237d4

SHA512
18cf6996512c5dee169f59cbfef530578041dad5d8f5d9f7ca14011ad6aa99b29c4ee8d0634bf90eddf6d910a551512b066b1ff93b5c561aa4022bc95213d2bd

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