eb8018d9ff63f62b8ff893e056d1dd3eff281e95457c3700c8eb2a5c697a48a4

Analysis

max time kernel
133s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 07:48

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General

Target

219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
Size

29KB
MD5

219718a35a1da7492de5923c37161ddf
SHA1

e348a83fd1e3e81a78a1bb6dfc4d8312279ba6fe
SHA256

eb8018d9ff63f62b8ff893e056d1dd3eff281e95457c3700c8eb2a5c697a48a4
SHA512

b80750950e1277eefc8d57d8690a5cc1b73a8aef805789b18039ddbc299685f2181b0a4e55d95762b8bad989bc6e4021df468b76e3802f330b1e7a102f3832b2
SSDEEP

384:7NQca9SleAGMsH1iVVutiKqnu3g28pufORrH1W7eqC9OWAwZ4tVEk:7NQcaZDVizutituQ2kH5W7DIOWAwZbk

Score

8^/10

persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{21EA1EF1-8E17-6535-EE06-BF8A0F05C13E}\stubpath = "C:\\Program Files (x86)\\microsoft\\update.exe s"	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{21EA1EF1-8E17-6535-EE06-BF8A0F05C13E}	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\microsoft	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\microsoft\update.exe	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
File created	C:\Program Files (x86)\microsoft\update.exe	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\microsoft\klog.dat	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4084	448	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 448 wrote to memory of 3504	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	55
PID 448 wrote to memory of 3504	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	55
PID 448 wrote to memory of 3504	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	55
PID 448 wrote to memory of 3504	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	55
PID 448 wrote to memory of 3504	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	55
PID 448 wrote to memory of 3504	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	55
PID 448 wrote to memory of 1648	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	87
PID 448 wrote to memory of 1648	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	87
PID 448 wrote to memory of 1648	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	87
PID 448 wrote to memory of 1648	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	87
PID 448 wrote to memory of 1648	448	219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe	87

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3504
- C:\Users\Admin\AppData\Local\Temp\219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\219718a35a1da7492de5923c37161ddf_JaffaCakes118.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:448
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:1648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 636
    3⤵
    - Program crash
    PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 448 -ip 448
1⤵
PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/448-2-0x0000000000400000-0x000000000040927D-memory.dmp

Filesize
36KB

Download
memory/448-1-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/448-8-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/3504-0-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

Filesize
4KB

Download
memory/3504-4-0x000000007FFC0000-0x000000007FFC6000-memory.dmp

Filesize
24KB

Download