09b029d24c0cd327bca48a0b01a92dd4e2a3c694485596fdf31adbf83259603f

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/08/2024, 03:19

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General

Target

8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe
Size

10KB
MD5

8d1ad465db214bed71321c6510627bae
SHA1

833c9802b0bd8bdbd8ed6d38f0705bd500a787e9
SHA256

09b029d24c0cd327bca48a0b01a92dd4e2a3c694485596fdf31adbf83259603f
SHA512

2616dbe7a45da5200abdcc0c286bf83c0e1073bab0cb942d7ae8e19918b30f6a72384cf32ec167db5ac10a2c4803ab11359ef7ba04f17cf0121b82e3d82dd4fb
SSDEEP

192:ONc3cE87dUfuBPOGQFaviRh+YfNYLZlTM7oguNjsw:ONo822t7QiA+YIyogw

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
436	candaylk.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/112-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x0007000000023414-4.dat	upx
behavioral2/memory/112-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/436-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\candayl.dll	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\candaylk.exe	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\candaylk.exe	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	candaylk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 112 wrote to memory of 436	112	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe	84
PID 112 wrote to memory of 436	112	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe	84
PID 112 wrote to memory of 436	112	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe	84
PID 112 wrote to memory of 3384	112	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe	96
PID 112 wrote to memory of 3384	112	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe	96
PID 112 wrote to memory of 3384	112	8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe	96

C:\Users\Admin\AppData\Local\Temp\8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:112
- C:\Windows\SysWOW64\candaylk.exe
  C:\Windows\system32\candaylk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:436
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\8d1ad465db214bed71321c6510627bae_JaffaCakes118.exe.bat

Filesize
210B

MD5
53d4ff0642203a0374e8ed6a7a989cab

SHA1
8455fda17014311438fcf0adfb9342aeda42083d

SHA256
f1d59ba8b2d1bbd7ae283b5550352ac013086a61a930dbc5f5e38c4310384abb

SHA512
5a1ef0e3806ddd2ecafab3350b3168edd75255304460478c9c34dfc1bc5d5a9a0bb4654322288f8f449ab63a90f916ace24a1b0619a43bcce364fb23e0aea42b

Download Submit
C:\Windows\SysWOW64\candaylk.exe

Filesize
10KB

MD5
8d1ad465db214bed71321c6510627bae

SHA1
833c9802b0bd8bdbd8ed6d38f0705bd500a787e9

SHA256
09b029d24c0cd327bca48a0b01a92dd4e2a3c694485596fdf31adbf83259603f

SHA512
2616dbe7a45da5200abdcc0c286bf83c0e1073bab0cb942d7ae8e19918b30f6a72384cf32ec167db5ac10a2c4803ab11359ef7ba04f17cf0121b82e3d82dd4fb

Download Submit
memory/112-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/112-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/436-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download