d0b45069c875d9a82738b035552e2d8ea3e2a98e2d6138d9db11b5b680c519a8

General

Target

85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Size

728KB
MD5

85da44423ed342a7f011acfe8c515cea
SHA1

468a7ad4adebda47ddb46f22f1c16276030c0ad1
SHA256

d0b45069c875d9a82738b035552e2d8ea3e2a98e2d6138d9db11b5b680c519a8
SHA512

e26b46c18d2d5dfd860bd646f2bc11b438219f8c361156dada5d397c9e0262ea3c35dcee4b92def208fc7be59dfc74d8f24758f52edfd2eb0df15be160cd3480
SSDEEP

12288:1JYu0cCcKtLszw0EVga2WMuCE97NNDHiujDgt5plQs0Y9BMSEn6:uckLJ79JJHiuwLV3KSEn

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	85da44423ed342a7f011acfe8c515cea_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 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	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1826CDB1-DCCF-490E-89C8-C722F9CF83C1}\InprocServer32\ = "%SystemRoot%\\SysWow64\\sysmon.ocx"	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1826CDB1-DCCF-490E-89C8-C722F9CF83C1}\InprocServer32\ThreadingModel = "Apartment"	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1826CDB1-DCCF-490E-89C8-C722F9CF83C1}	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1826CDB1-DCCF-490E-89C8-C722F9CF83C1}\ = "System Monitor Source Properties"	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1826CDB1-DCCF-490E-89C8-C722F9CF83C1}\InprocServer32	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	548	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	548	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
548	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
548	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
548	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
548	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 548	1052	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe	30
PID 1052 wrote to memory of 548	1052	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe	30
PID 1052 wrote to memory of 548	1052	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe	30
PID 1052 wrote to memory of 548	1052	85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Users\Admin\AppData\Local\Temp\85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\85da44423ed342a7f011acfe8c515cea_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/548-9-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/548-12-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/548-2-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/548-8-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/548-3-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/548-10-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/548-25-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/548-23-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/548-16-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/548-11-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/548-13-0x0000000000260000-0x00000000002B6000-memory.dmp

Filesize
344KB

Download
memory/1052-14-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1052-1-0x00000000002A0000-0x00000000003C0000-memory.dmp

Filesize
1.1MB

Download
memory/1052-0-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download

Analysis

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