aba7d621659f206f9dd7b5b5bfbf84c5f65ed70af564377e9756241cd1e4be09

General

Target

868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Size

704KB
MD5

868404328a2567d5441d169e0717c780
SHA1

f08533fe58d51c93ed2a49ca8cea336660093c64
SHA256

aba7d621659f206f9dd7b5b5bfbf84c5f65ed70af564377e9756241cd1e4be09
SHA512

f2483cb311c69403d2188c2a6c1c03b8e7a286d3a9a6a7cacb5e9b1b50c26366799939ca69edc31003a4140d2a35ce3617e243b5c3bc33324d7ad3dbea281a1f
SSDEEP

12288:QG/jpPJvaWG99UC3NN91Xk+aiptW5v9edN1gFAbdY4OWt:b7pPuIqHi+qI+4O

Score

7^/10

discovery upx

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	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	868404328a2567d5441d169e0717c780_JaffaCakes118.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/856-0-0x0000000000400000-0x00000000004EF000-memory.dmp	upx
behavioral2/memory/5104-2-0x0000000000400000-0x00000000004EF000-memory.dmp	upx
behavioral2/memory/5104-10-0x0000000000400000-0x00000000004EF000-memory.dmp	upx
behavioral2/memory/5104-11-0x0000000000400000-0x00000000004EF000-memory.dmp	upx
behavioral2/memory/856-15-0x0000000000400000-0x00000000004EF000-memory.dmp	upx
behavioral2/memory/5104-17-0x0000000000400000-0x00000000004EF000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	5104	WerFault.exe	86

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	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	868404328a2567d5441d169e0717c780_JaffaCakes118.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\ = "Standard Picture"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\CLSID	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\CLSID\ = "Standard Picture"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\InprocServer32	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\InprocServer32\Assembly = "stdole, Version=7.0.3300.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\InprocServer32\Class = "stdole.StdPictureClass"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\InprocServer32\ = "C:\\Windows\\SysWOW64\\oleaut32.dll"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\InprocServer32\RuntimeVersion = "v1.0.3705"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\InprocServer32\ThreadingModel = "Apartment"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\ProgID	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F14C42A1-7DC8-045A-84D3-CD5EA159D4B3}\ProgID\ = "StdPicture"	868404328a2567d5441d169e0717c780_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	5104	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	5104	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Token: 33	5104	868404328a2567d5441d169e0717c780_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	5104	868404328a2567d5441d169e0717c780_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 5104	856	868404328a2567d5441d169e0717c780_JaffaCakes118.exe	86
PID 856 wrote to memory of 5104	856	868404328a2567d5441d169e0717c780_JaffaCakes118.exe	86
PID 856 wrote to memory of 5104	856	868404328a2567d5441d169e0717c780_JaffaCakes118.exe	86
PID 856 wrote to memory of 5104	856	868404328a2567d5441d169e0717c780_JaffaCakes118.exe	86
PID 856 wrote to memory of 5104	856	868404328a2567d5441d169e0717c780_JaffaCakes118.exe	86
PID 856 wrote to memory of 5104	856	868404328a2567d5441d169e0717c780_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\868404328a2567d5441d169e0717c780_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\868404328a2567d5441d169e0717c780_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:856
- C:\Users\Admin\AppData\Local\Temp\868404328a2567d5441d169e0717c780_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\868404328a2567d5441d169e0717c780_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  PID:5104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 888
    3⤵
    - Program crash
    PID:2096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 5104 -ip 5104
1⤵
PID:3892

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

1

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/856-0-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/856-15-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/5104-2-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/5104-4-0x0000000002120000-0x00000000021B4000-memory.dmp

Filesize
592KB

Download
memory/5104-9-0x0000000002120000-0x00000000021B4000-memory.dmp

Filesize
592KB

Download
memory/5104-10-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/5104-13-0x000000000040B000-0x000000000040E000-memory.dmp

Filesize
12KB

Download
memory/5104-12-0x0000000002120000-0x00000000021B4000-memory.dmp

Filesize
592KB

Download
memory/5104-11-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/5104-14-0x0000000002120000-0x00000000021B4000-memory.dmp

Filesize
592KB

Download
memory/5104-17-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download

Analysis

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