7d18ef7e09d479005398be7866089567503298019f6c5a6a31290fdcc418aa67

Analysis

max time kernel
141s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/04/2024, 01:04

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General

Target

ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
Size

71KB
MD5

ec5d5186d8d85beb1f509bf53f0c7687
SHA1

925ca8d0ed42b8e7460aade3ca45e115038285cc
SHA256

7d18ef7e09d479005398be7866089567503298019f6c5a6a31290fdcc418aa67
SHA512

ad335f7f6c35d72be356bafcbef779b98f3f9a08416f84d7521f853339f8d907c06bf2beec99c64f3b8c035d6875aa271932aab923b8ba382f50844c6a67386a
SSDEEP

1536:s9Z3KcR4mjD9r8226+d9Z3KcR4mjD9r8226+S1:sr3KcWmjRrzSdr3KcWmjRrzSS1

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3952	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 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4468-0-0x00000000004B0000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/4468-7-0x00000000004B0000-0x00000000004C7000-memory.dmp	upx
behavioral2/files/0x000a0000000231c7-8.dat	upx
behavioral2/memory/3952-9-0x0000000000800000-0x0000000000817000-memory.dmp	upx
behavioral2/files/0x0003000000022766-12.dat	upx
behavioral2/files/0x00090000000224f7-30.dat	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"	ec5d5186d8d85beb1f509bf53f0c7687_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	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4468	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
Token: SeDebugPrivilege	3952	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 3952	4468	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	86
PID 4468 wrote to memory of 3952	4468	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	86
PID 4468 wrote to memory of 3952	4468	ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec5d5186d8d85beb1f509bf53f0c7687_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4468
- 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:3952

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
392KB

MD5
dfc339de9687a9e65ad96b44bdb2f1a8

SHA1
ca748e0d57e317c76a312d0c90975918ab059bcc

SHA256
d2d12ec17e7a3c0a9267943617981a692820c8e1d5907afcc27b4eb39ecb31b1

SHA512
161c58318ade30188175c0ad60c9c1d3d6c20df836b27ed07f7140191919c32ea515086b48ae1fca510fdbb994ccf291494315cc1267ed5386c98ccaece7b281

Download Submit
C:\Users\Admin\AppData\Local\Temp\LU1oeMgJ22dkLyE.exe

Filesize
71KB

MD5
bbfb3b98ad23c6a5e52b2425c99a017e

SHA1
6d701d15eacd4a4c4c38c6f74f598fd523329f10

SHA256
95eb8164974cefb2bcb742b77ff39a2329c6e7d2d6675182285d7ccfcfdcbec6

SHA512
b56d94b074905f275215b390919bb4c4dd1ccd106560ad5c27e87e0a3b563a32223e44851d6e5afda607c122045dde258b88c6775d894a85520647c5b1fc93bf

Download Submit
C:\Windows\CTS.exe

Filesize
71KB

MD5
57dc894376d6ffbf9af1929bd6688b6c

SHA1
cf5f1891e39142f13d3f007e2957a0d302efafff

SHA256
25001e3946468d3aa0f86f1ae322fb8354fc1c96052227346c41fb12d63fa129

SHA512
922c081df01cdcaef8cf91a484bdfe1c412a5e716aada86b3f3f61e020173cc9bd8318c072eff7f59140687fdaf3a722d62fc4c56891f906797a909da311dab1

Download Submit
memory/3952-9-0x0000000000800000-0x0000000000817000-memory.dmp

Filesize
92KB

Download
memory/4468-0-0x00000000004B0000-0x00000000004C7000-memory.dmp

Filesize
92KB

Download
memory/4468-7-0x00000000004B0000-0x00000000004C7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads