a126fce8308fc7c34f1143edcba733ebe5569838aea2cff32e60708a5cfd7be5

Analysis

max time kernel
91s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10-07-2024 08:27

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General

Target

33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
Size

326KB
MD5

33f959d5b1a1af619de9a6557700aab7
SHA1

49e4173c60ced844dede5a4b2b9a00927a13ee45
SHA256

a126fce8308fc7c34f1143edcba733ebe5569838aea2cff32e60708a5cfd7be5
SHA512

318b939b42b6afe59c45f1dbc64edda3ebf102ab795cc6a4a953d0250096ccfa65278d33fd1d44e515039ac2717ce8504f4feca32a58277c38edd23298d9f5f1
SSDEEP

6144:1EkWOCOq6a+YDd8iJRqqbUax2+5vcSSF77nDdIEEreWzCiQchUMrm6bbuV:xk6x68QRDy+ZQFvnDereWzqUV

Score

10^/10

evasion

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe:*:Enabled:bkdoor"	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3056	64	WerFault.exe	80

Runs net.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 64 wrote to memory of 2828	64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe	87
PID 64 wrote to memory of 2828	64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe	87
PID 64 wrote to memory of 2828	64	33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe	87
PID 2828 wrote to memory of 3692	2828	net.exe	89
PID 2828 wrote to memory of 3692	2828	net.exe	89
PID 2828 wrote to memory of 3692	2828	net.exe	89

C:\Users\Admin\AppData\Local\Temp\33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\33f959d5b1a1af619de9a6557700aab7_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:64
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 64 -s 224
  2⤵
  - Program crash
  PID:3056
- C:\Windows\SysWOW64\net.exe
  net stop SharedAccess
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop SharedAccess
    3⤵
    PID:3692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 64 -ip 64
1⤵
PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/64-0-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/64-1-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download