049cd4bdb939ebf7dbafdde5fcb31e7fe25aff94bbd7bd2a18c542204f3f199d

General

Target

JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Size

559KB
MD5

525b35344dc846cb99de91509b0bf70f
SHA1

827333d79e6f5b9098a7827bd167febf38aab066
SHA256

049cd4bdb939ebf7dbafdde5fcb31e7fe25aff94bbd7bd2a18c542204f3f199d
SHA512

5ebeae1407f5b106152ef90a503e52d8ac49febaabbe534b0c88513ac30d091fb4688d05986e9f2d707a6cd9b76d410058dca049e43428302a2f9d6bff12db35
SSDEEP

12288:BiRy8Eqayyb470SfvjfhnbVLigb/5HtfIXjKBPnyhUpo/gwJ:BiM89a3470SrZdX/5NfI+BPnyhUpOgq

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	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe

Program crash 3 IoCs

pid	pid_target	Process	procid_target
3576	2116	WerFault.exe	81
3452	2668	WerFault.exe	85
4976	2668	WerFault.exe	85

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	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{32A04561-77C1-13D1-B2E4-0060975B8649}	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{32A04561-77C1-13D1-B2E4-0060975B8649}\0 = 709c39e0dc721cb2d28b69ee98b64d0c3f22c1702a	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{32A04561-77C1-13D1-B2E4-0060975B8649}\Version	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{32A04561-77C1-13D1-B2E4-0060975B8649}\Version\ = "1.0"	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2668	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
Token: SeIncBasePriorityPrivilege	2668	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2668	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85
PID 2116 wrote to memory of 2668	2116	JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 484
  2⤵
  - Program crash
  PID:3576
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_525b35344dc846cb99de91509b0bf70f.exe"
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 516
    3⤵
    - Program crash
    PID:3452
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 584
    3⤵
    - Program crash
    PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2116 -ip 2116
1⤵
PID:3008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2668 -ip 2668
1⤵
PID:4652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2668 -ip 2668
1⤵
PID:1372

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/2116-0-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2116-1-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2116-2-0x000000000040F000-0x000000000041C000-memory.dmp

Filesize
52KB

Download
memory/2116-18-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-5-0x0000000000550000-0x0000000000574000-memory.dmp

Filesize
144KB

Download
memory/2668-10-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-4-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-12-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-13-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-14-0x0000000000550000-0x0000000000574000-memory.dmp

Filesize
144KB

Download
memory/2668-15-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-3-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download
memory/2668-19-0x0000000000400000-0x0000000000463200-memory.dmp

Filesize
396KB

Download

Analysis

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