097ab38a0096e9c3b5ee3e84bb345d5231f53f35f5707e06e005fe31069b806f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
01/07/2024, 18:37

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General

Target

1c146ba3bebbdc489c088a14335bcc77_JaffaCakes118.dll
Size

604KB
MD5

1c146ba3bebbdc489c088a14335bcc77
SHA1

94de1b7dc52c4f48ddbc4085feff14bffaa14252
SHA256

097ab38a0096e9c3b5ee3e84bb345d5231f53f35f5707e06e005fe31069b806f
SHA512

a248281b9e7072718dfe708c222997f2929a84164c16b4b489a059bfd8fd8519674cc3bccbbb376b2f7c3d0ff50defb3283286b3833520f827deb11dabc7a24f
SSDEEP

12288:mIXn+GsrV6NOUv75F0jnNsIvHPUFj0VxmcIT/efKcJasOPnZ0X5Q9UqQTRNCQGzE:m99rV6NOUv75OjnrUFYVkcg/eoUHTRwo

Score

6^/10

adware stealer

Malware Config

Signatures

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\{f088db2f-1635-5bb7-8c14-d58304db285c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{f088db2f-1635-5bb7-8c14-d58304db285c}\NoExplorer = "\"\""	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f088db2f-1635-5bb7-8c14-d58304db285c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f088db2f-1635-5bb7-8c14-d58304db285c}\ = "dcads"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f088db2f-1635-5bb7-8c14-d58304db285c}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f088db2f-1635-5bb7-8c14-d58304db285c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1c146ba3bebbdc489c088a14335bcc77_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f088db2f-1635-5bb7-8c14-d58304db285c}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28
PID 2052 wrote to memory of 2324	2052	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1c146ba3bebbdc489c088a14335bcc77_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\1c146ba3bebbdc489c088a14335bcc77_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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