30136ec044bf6186653157a8dde949fd105fa07fd509b558467391f81186a9d2

General

Target

d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Size

796KB
MD5

d1c5b3d926500154a653b207070fd373
SHA1

49d026ecc06de8cfbd8f792ddbb2e80091fe8c0a
SHA256

30136ec044bf6186653157a8dde949fd105fa07fd509b558467391f81186a9d2
SHA512

b0447ad03c64d6d7807a63a4d31fbe987a63b321e3e4ce02b76df9aa56e868903fc3ca70ce6a8103aec4c3c67231f85341ca6616fde82419c9a1686d74e551f2
SSDEEP

12288:kAJOMW42wAtyQgp1I7YzLLGilwDVb9x2CMkMz9F0BGf:kGOMW42wAtyQgpG74LfG5b9EkMXMGf

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 4 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	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	bbc.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	bbc.EXE

Executes dropped EXE 1 IoCs

pid	Process
2944	bbc.EXE

Loads dropped DLL 2 IoCs

pid	Process
2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\win32log.dat	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\bbc.EXE	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\bbc.EXE	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\win32log.dat	bbc.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	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bbc.EXE

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}\ = "WMPDMCServersManager Class"	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}\AppID = "{92C2A9B3-4228-438E-8A7B-EF110987764C}"	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}\InprocServer32	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}\InprocServer32\ = "%PROGRAMFILES%\\Windows Media Player\\WMPDMCCore.dll"	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}\InprocServer32\ThreadingModel = "Both"	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{18E69093-1F6E-FF30-FAC5-453484C14CF9}	bbc.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2944	bbc.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
Token: 33	2944	bbc.EXE
Token: SeIncBasePriorityPrivilege	2944	bbc.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2944	2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe	30
PID 2216 wrote to memory of 2944	2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe	30
PID 2216 wrote to memory of 2944	2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe	30
PID 2216 wrote to memory of 2944	2216	d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\SysWOW64\bbc.EXE
  "C:\Windows\system32\bbc.EXE" "C:\Users\Admin\AppData\Local\Temp\d1c5b3d926500154a653b207070fd373_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

C:\Windows\SysWOW64\win32log.dat

Filesize
114B

MD5
639ae4f07fd85b08eb56af6afcb5cc98

SHA1
d532452080579773bc72424a47bbf8b7281fb4e7

SHA256
d0dc80c13484e6a8ca9dec643c0039a468d6864154df0626bf16dfdcc7619372

SHA512
182122edfa2ad7f9166ec124874795747feb988dcdccbf9f643e2cc5bcee7e1b4a1f082eba895b1b6ea6bb1236bc6395cd554f68555cb97736e60ea38c46db1a

Download Submit
\Windows\SysWOW64\bbc.EXE

Filesize
796KB

MD5
d1c5b3d926500154a653b207070fd373

SHA1
49d026ecc06de8cfbd8f792ddbb2e80091fe8c0a

SHA256
30136ec044bf6186653157a8dde949fd105fa07fd509b558467391f81186a9d2

SHA512
b0447ad03c64d6d7807a63a4d31fbe987a63b321e3e4ce02b76df9aa56e868903fc3ca70ce6a8103aec4c3c67231f85341ca6616fde82419c9a1686d74e551f2

Download Submit
memory/2216-8-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2216-36-0x0000000004530000-0x0000000004644000-memory.dmp

Filesize
1.1MB

Download
memory/2216-9-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2216-10-0x0000000000590000-0x00000000005F3000-memory.dmp

Filesize
396KB

Download
memory/2216-0-0x0000000000590000-0x00000000005F3000-memory.dmp

Filesize
396KB

Download
memory/2216-13-0x0000000000590000-0x00000000005F3000-memory.dmp

Filesize
396KB

Download
memory/2216-18-0x00000000042F0000-0x0000000004300000-memory.dmp

Filesize
64KB

Download
memory/2216-5-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2216-53-0x0000000004530000-0x0000000004644000-memory.dmp

Filesize
1.1MB

Download
memory/2216-34-0x0000000000590000-0x00000000005F3000-memory.dmp

Filesize
396KB

Download
memory/2216-7-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2216-6-0x0000000000590000-0x00000000005F3000-memory.dmp

Filesize
396KB

Download
memory/2216-35-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2944-44-0x0000000000880000-0x00000000008E3000-memory.dmp

Filesize
396KB

Download
memory/2944-41-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2944-40-0x0000000000880000-0x00000000008E3000-memory.dmp

Filesize
396KB

Download
memory/2944-37-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2944-42-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2944-51-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2944-43-0x0000000000400000-0x0000000000514000-memory.dmp

Filesize
1.1MB

Download
memory/2944-28-0x0000000000880000-0x00000000008E3000-memory.dmp

Filesize
396KB

Download
memory/2944-52-0x0000000000880000-0x00000000008E3000-memory.dmp

Filesize
396KB

Download

Analysis

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