efba9cea3aedbb9d4c3a1675e76ef29a45f59af836153d59c1db93efd6ff295d

General

Target

118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Size

373KB
MD5

118416a923da5ed58d108ed4a31ae90d
SHA1

f896612a9812f6dc3bbdc184619a64e426d5c942
SHA256

efba9cea3aedbb9d4c3a1675e76ef29a45f59af836153d59c1db93efd6ff295d
SHA512

ecdc3e056fd0bf71071a9ac31a753f8e38fbfed75d8aab6989351ed97bf86185418e124bd3c0f8684a735636d306175e17354960ed41d9ae3d6f45ebcff01ba6
SSDEEP

6144:JQqbVJILK0juN/9orCfY+ZrW10+sF6IVoBscmELqlbILF:0NuN/6CfTKEJY5/rF

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 4 IoCs

pid	Process
2584	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
2584	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
2584	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
2584	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{81CA7FEF-16B4-01B7-9D73-54470848A134}\NoExplorer = "1"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{81CA7FEF-16B4-01B7-9D73-54470848A134}	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\przfvvpqzd.dll	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\u_przfvvpqzd.dll.exe	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Explorer Bars	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Explorer Bars\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\Implemented Categories\{00021493-0000-0000-C000-000000000046}	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\Programmable	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81CA7FEF-16B4-01B7-9D73-54470848A134}\ = "mysidesearch search enhancer"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\InProcServer32\ThreadingModel = "Apartment"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\InProcServer32\ = "C:\\Windows\\SysWow64\\przfvvpqzd.dll"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81CA7FEF-16B4-01B7-9D73-54470848A134}\InProcServer32\ThreadingModel = "Apartment"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\InProcServer32	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\ = "Search panel"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81CA7FEF-16B4-01B7-9D73-54470848A134}	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81CA7FEF-16B4-01B7-9D73-54470848A134}\InProcServer32	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{81CA7FEF-16B4-01B7-9D73-54470848A134}\InProcServer32\ = "C:\\Windows\\SysWow64\\przfvvpqzd.dll"	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFB05DE1-FF12-63E0-63EB-20C4DD473D35}\Implemented Categories	118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\118416a923da5ed58d108ed4a31ae90d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
PID:2584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nstC17C.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Windows\SysWOW64\przfvvpqzd.dll

Filesize
454KB

MD5
5e96986f5f5d810a069881dae2e62069

SHA1
a3f617a28ca72b1f0b9cce3a912fc0e18356f46f

SHA256
e65d815aff1c2d48d89e899d09646d35ad532755024a1a36789733db9d8fa04e

SHA512
24bff2f05e9d19290a2ca0adb27a9d96c14051e9c67fa20a8ad158e398b471cf2e04bb0d98be81d99926227eff6a71844498551eb44aef10892a8118cdc9938f

Download Submit
memory/2584-7-0x0000000002AB0000-0x0000000002B29000-memory.dmp

Filesize
484KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads