21f3d204a654504df437b0e7ef779e7614811120c7dedccc740a65f6ad92a44f

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 03:21

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General

Target

72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Size

62KB
MD5

72685cc8f3285f54e3750ffed7c15ad9
SHA1

46aa11f1c7f63bc491d9b22f1fba8ab6a1ffdede
SHA256

21f3d204a654504df437b0e7ef779e7614811120c7dedccc740a65f6ad92a44f
SHA512

821999ba849ef8ab358a027d5b7558920243a94121d655b637eaa352093879fa6bc9ecb4f85e8753af3706d2b0ee1b7fc447b91b9d1a475d9104816f2b92a459
SSDEEP

1536:C+RIrvL2NCYDUTErewpKL4vXkdk9mlwqdZ3hFN76VKUUE:C+2rL8pDUTEr1pKLaGk9UdZ339EP

Score

7^/10

adware defense_evasion discovery stealer upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2716	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
824	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/824-11-0x0000000000400000-0x000000000042C000-memory.dmp	upx
behavioral1/memory/824-13-0x0000000000400000-0x000000000042C000-memory.dmp	upx

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}	72685cc8f3285f54e3750ffed7c15ad9_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	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe

Modifies registry class 46 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\ProxyStubClsid32	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3\CLSID	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3\CurVer\ = "C3.bho3.1"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\InprocServer32	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3.1\ = "bho3 Class"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3\ = "bho3 Class"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\ProgID	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\ProxyStubClsid32	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\ = "bho3 Class"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\ProgID\ = "C3.bho3.1"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7264238.dll"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\FLAGS	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7264238.dll"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\TypeLib\Version = "1.0"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\VersionIndependentProgID	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\Programmable	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\FLAGS\ = "0"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3\CurVer	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\TypeLib\ = "{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\TypeLib\ = "{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\TypeLib	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3.1	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3\CLSID\ = "{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\VersionIndependentProgID\ = "C3.bho3"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\TypeLib	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\ = "Ibho3"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\TypeLib	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\TypeLib\ = "{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3.1\CLSID	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3.1\CLSID\ = "{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\0	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\HELPDIR	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\ = "Ibho3"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{35B576B9-5A0F-43D7-8174-2AC714DC3AD2}\TypeLib\Version = "1.0"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\C3.bho3	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{58FB2CBB-C874-45FC-A1C9-B62CC9E3BED9}\InprocServer32\ThreadingModel = "Apartment"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\ = "c3 1.0 Type Library"	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BBD0D9E0-EE99-4C66-AC1E-2E77D40FE7C9}\1.0\0\win32	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 2716	824	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe	31
PID 824 wrote to memory of 2716	824	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe	31
PID 824 wrote to memory of 2716	824	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe	31
PID 824 wrote to memory of 2716	824	72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\72685cc8f3285f54e3750ffed7c15ad9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\del.bat

Filesize
90B

MD5
c537d659fd065c37c511e91721c67edd

SHA1
8b8a886a74387cbeda87de5bc10eef77a7000699

SHA256
b34134e6c191a466a44753c8ef2058766ad1076155392f17db033edf5d96ac4f

SHA512
26c0f2ba809c1fc72c196a7a2e1cd40ac3782dacb30e578f5c04a662e9cc12fe3282347a40df37afbb2c493d297a04541d2d7881768ec9e70535e34b16f187d9

Download Submit
\Users\Admin\AppData\Local\Temp\7264238.dll

Filesize
120KB

MD5
53359826d1bfa6e92645b7a376abfd9a

SHA1
66db0a878930350863fce8404efdcbb67a4a91a3

SHA256
ad25b2375be8b561683151d9d6652352047c012963667af29b34d48012e22646

SHA512
fe679e2bae0991bbebd0c9fac79c41ff3ad5529f6b7e1aef2e114e3fb158c9e5866f21c95154e58a86631b560ecfe8a6bd1346c0d3d650a41bbb973a7714a8c0

Download Submit
memory/824-11-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/824-13-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads