fe9abe3e8e5f62589cbc2ffa93933a0a5dbe9508ac1c5731749fe07e7235735a

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 11:58

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General

Target

efbe91bf63e192f9c7b01d598f9978ce_JaffaCakes118.dll
Size

43KB
MD5

efbe91bf63e192f9c7b01d598f9978ce
SHA1

134ee65517d7f80af3f841895d1437102a9cd980
SHA256

fe9abe3e8e5f62589cbc2ffa93933a0a5dbe9508ac1c5731749fe07e7235735a
SHA512

9c7ff2d198c8d3392ebae1052784a0d642877ca755853da3c79067411d6a2368d936d7e1be4abb77189b5bd937c457773c654ee573ede33ca473e7981a2bdb60
SSDEEP

768:hqiEftCO+PiT8LFFGnyN7YY2rPnn2n7sNvViFQW14YoUxhlQtRst8/Ou:h72tv+PQ8PGngv4tW2YoUxhlQtRst8/L

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2536-0-0x0000000020000000-0x0000000020020000-memory.dmp	upx

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	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\ = "Helper 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper.1\CLSID\ = "{850C7964-9320-4055-BE11-7D7B562A6417}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper\CLSID\ = "{850C7964-9320-4055-BE11-7D7B562A6417}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper\CurVer\ = "Helper.Helper.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\efbe91bf63e192f9c7b01d598f9978ce_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\TypeLib\ = "{C762C303-ADB0-4F4B-BBAA-D037694D3590}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper.1\ = "Helper Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\ = "IHook"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\TypeLib\ = "{C762C303-ADB0-4F4B-BBAA-D037694D3590}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\VersionIndependentProgID\ = "Helper.Helper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\TypeLib\ = "{C762C303-ADB0-4f4b-BBAA-D037694D3590}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\efbe91bf63e192f9c7b01d598f9978ce_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\ = "Helper Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\ = "IHook"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\ProgID\ = "Helper.Helper.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{850C7964-9320-4055-BE11-7D7B562A6417}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{C762C303-ADB0-4F4B-BBAA-D037694D3590}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75490F78-6E20-45A1-90BF-4D69D5E8BFA2}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Helper.Helper\ = "Helper Class"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31
PID 1744 wrote to memory of 2536	1744	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\efbe91bf63e192f9c7b01d598f9978ce_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\efbe91bf63e192f9c7b01d598f9978ce_JaffaCakes118.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

memory/2536-0-0x0000000020000000-0x0000000020020000-memory.dmp

Filesize
128KB

Download