b257d577c1c72ca96777a75efb520595d769ef10788768e6c249905a51b32fd0

Analysis

max time kernel
136s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 02:59

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General

Target

88bb7cae217e7c20da9fba0811482e89_JaffaCakes118.dll
Size

212KB
MD5

88bb7cae217e7c20da9fba0811482e89
SHA1

054fbdd4385c4191a6ac5e9c0a970238454c3d45
SHA256

b257d577c1c72ca96777a75efb520595d769ef10788768e6c249905a51b32fd0
SHA512

86ea5a32da956add08d3881145e8faf87c9b2c120f26dd34f603f602335598061923fd65aef56918580290386f78ae359a898440c21a2856c7e8e6bc0d704356
SSDEEP

3072:9ZVgF0hkObW7HABkCGrbwj2H72DtUKsnFJkM2hYgd0lc6Z/tHIvzdUp:rVgFWbyHAmBrkaH7gt5Pdl6ZVIvxY

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 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\{744ED899-9428-4EDB-9658-E5E3272D7D39}	regsvr32.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	regsvr32.exe

Modifies registry class 50 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\ = "_IaqlvEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\ProgID\ = "QXK.Rhythm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\ = "_IaqlvEvents"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\VersionIndependentProgID\ = "QXK.Rhythm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\ = "QXK Rhythm"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\88bb7cae217e7c20da9fba0811482e89_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\TypeLib\ = "{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\TypeLib\ = "{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\TypeLib\ = "{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\88bb7cae217e7c20da9fba0811482e89_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\ = "Iaqlv"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\TypeLib\ = "{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{83E8B772-A8D5-4CF5-B0EF-5DF3AB80B7FA}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D02E159A-9FA3-431A-B08E-E950E7ACBF24}\ = "Iaqlv"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{744ED899-9428-4EDB-9658-E5E3272D7D39}\TypeLib\ = "{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{6D9B791F-34C0-4AED-B0EF-56F5CA5A6E01}\1.0\ = "aqlv TL"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 616 wrote to memory of 2116	616	regsvr32.exe	84
PID 616 wrote to memory of 2116	616	regsvr32.exe	84
PID 616 wrote to memory of 2116	616	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\88bb7cae217e7c20da9fba0811482e89_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:616
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\88bb7cae217e7c20da9fba0811482e89_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2116

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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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