0aec74298dec4002715bf250180c36f997067458a7d226121326931f3393e6b5

Analysis

max time kernel
141s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 07:14

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General

Target

cd7195f3c5e432b8763692905fb71460.exe
Size

36KB
MD5

cd7195f3c5e432b8763692905fb71460
SHA1

a8e4e13fa77dd88fe1f3efb2164c053aa417bb55
SHA256

0aec74298dec4002715bf250180c36f997067458a7d226121326931f3393e6b5
SHA512

0478080416c0fb31df3bbac6190ef484159d198f5fb1dc1ee03ac4bb97bdd7c808018683d48e500a465ad5267afe06425d5a8f2dd6c4ea211fab16de6c4b66cd
SSDEEP

768:X8Q2ZDX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIom46+I3rn:s9Z3KcR4mjD9r8226+yrn

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4460	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/3028-0-0x0000000000290000-0x00000000002A7000-memory.dmp	upx
behavioral2/memory/3028-7-0x0000000000290000-0x00000000002A7000-memory.dmp	upx
behavioral2/files/0x00090000000224f7-8.dat	upx
behavioral2/memory/4460-9-0x0000000000DB0000-0x0000000000DC7000-memory.dmp	upx
behavioral2/files/0x00030000000227c3-12.dat	upx
behavioral2/files/0x000300000001e9a0-30.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"	cd7195f3c5e432b8763692905fb71460.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	CTS.exe
File created	C:\Windows\CTS.exe	cd7195f3c5e432b8763692905fb71460.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3028	cd7195f3c5e432b8763692905fb71460.exe
Token: SeDebugPrivilege	4460	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 4460	3028	cd7195f3c5e432b8763692905fb71460.exe	89
PID 3028 wrote to memory of 4460	3028	cd7195f3c5e432b8763692905fb71460.exe	89
PID 3028 wrote to memory of 4460	3028	cd7195f3c5e432b8763692905fb71460.exe	89

C:\Users\Admin\AppData\Local\Temp\cd7195f3c5e432b8763692905fb71460.exe
"C:\Users\Admin\AppData\Local\Temp\cd7195f3c5e432b8763692905fb71460.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028
- 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:4460

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
69faa73168a28d84490d8b2c9e518679

SHA1
e04f6067b9be7466e2a4e39e449bcbbac9b07947

SHA256
de78c4c1087af701fcb00e1ddd0b29132537fe85199028adda57d8eb671e9283

SHA512
358881dfd696e5f3a9b0ee0e6de804b3e65cc9fce5a9b723fbb1c606637c3eb1dd9523bb848214a60d9a4b2500e83def99a8edd6c49f5564a34a3588ac535194

Download Submit
C:\Users\Admin\AppData\Local\Temp\I4k2577c7qmo6VH.exe

Filesize
36KB

MD5
fb17dd1dbe96e43a066ecbd414c4f28c

SHA1
702c9733f4f64aa7749e6ce363e1908984b0c56b

SHA256
92b5ac33ff7846b8f6e383bc398c4eb900f386838ecc270104aded4d627de9c7

SHA512
0d3898bb0504170700a23d007b5679f81f5a74769a5ef158d6ba0b03f13e507a005836bc7dd4400e4b1ebf8f0e54e5561e862487d243ad3aab2e2c2a8b03c57a

Download Submit
C:\Windows\CTS.exe

Filesize
35KB

MD5
93e5f18caebd8d4a2c893e40e5f38232

SHA1
fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6

SHA256
a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8

SHA512
986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54

Download Submit
memory/3028-0-0x0000000000290000-0x00000000002A7000-memory.dmp

Filesize
92KB

Download
memory/3028-7-0x0000000000290000-0x00000000002A7000-memory.dmp

Filesize
92KB

Download
memory/4460-9-0x0000000000DB0000-0x0000000000DC7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads