53678f335d27c12f9c27ff91744e912d00a6fe4c7973c72f725ab59b293639ed

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 18:52

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General

Target

fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe
Size

36KB
MD5

fd67864b5ea5ef02240be20b9861b007
SHA1

a6d181d7fa0794ff4be4b9743d452f343cc35963
SHA256

53678f335d27c12f9c27ff91744e912d00a6fe4c7973c72f725ab59b293639ed
SHA512

f4c3a2b9d34b38af2a87bdbb86ec723ea620967c5167b398494d9b83f3bbf19942639de7e082095dc5e264f39820445488bb0d496ebfc52383b511b52f16bb0d
SSDEEP

768:X8Q2ZDX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIom46+Ieo:s9Z3KcR4mjD9r8226+Ho

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2832	CTS.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4652-0-0x00000000002C0000-0x00000000002D7000-memory.dmp	upx
behavioral2/files/0x000a0000000233c1-6.dat	upx
behavioral2/memory/4652-7-0x00000000002C0000-0x00000000002D7000-memory.dmp	upx
behavioral2/memory/2832-9-0x0000000000BA0000-0x0000000000BB7000-memory.dmp	upx
behavioral2/files/0x000a0000000162a6-12.dat	upx
behavioral2/files/0x000300000001e97c-30.dat	upx
behavioral2/memory/2832-33-0x0000000000BA0000-0x0000000000BB7000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4652	fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe
Token: SeDebugPrivilege	2832	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4652 wrote to memory of 2832	4652	fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe	86
PID 4652 wrote to memory of 2832	4652	fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe	86
PID 4652 wrote to memory of 2832	4652	fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd67864b5ea5ef02240be20b9861b007_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4652
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
358KB

MD5
b706a09ed6a5bfd34419e3ca595ce9a5

SHA1
5d570bac59ecda9e1ae1e29c0260a1207a610282

SHA256
50838ac14b43d3f85e0a47ca1825d421a61cbea701ca5d0905d20a323508d646

SHA512
9546e076774259426076e65aef312ab31ca1aecabd2994f362f81efa8c6f502dd2398e6db003d133e821ea898b558eb6d8850c7e8a731d3f425b453d513d4516

Download Submit
C:\Users\Admin\AppData\Local\Temp\B8hMNb98FWH1j50.exe

Filesize
36KB

MD5
e45b160f3ea7616d946415750da21925

SHA1
2d97b17bb734fcc2ba36e7cf0b113a1c97549e2f

SHA256
224be31b725a794a9ed3fa6440f0b44cb33a5827e7c1d3ec1c5f18972904f4df

SHA512
5aa867c939c32648f8d704a3a14f55655ed3ab3fea5890146a09545a5f00e726f69662226c7ada2c4ebcd2239b67245950e0092d1a44a11cf7f6c469d65607be

Download Submit
C:\Windows\CTS.exe

Filesize
35KB

MD5
93e5f18caebd8d4a2c893e40e5f38232

SHA1
fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6

SHA256
a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8

SHA512
986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54

Download Submit
memory/2832-9-0x0000000000BA0000-0x0000000000BB7000-memory.dmp

Filesize
92KB

Download
memory/2832-33-0x0000000000BA0000-0x0000000000BB7000-memory.dmp

Filesize
92KB

Download
memory/4652-0-0x00000000002C0000-0x00000000002D7000-memory.dmp

Filesize
92KB

Download
memory/4652-7-0x00000000002C0000-0x00000000002D7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads