d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d

Analysis

max time kernel
148s
max time network
153s
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, 03:25

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General

Target

d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe
Size

84KB
MD5

1aa5d12031db932b9763fb0e4be44922
SHA1

0ce1130afdbceb1c46ec414e5fc343c326e25a08
SHA256

d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d
SHA512

6985c7cfeb2e7c4247ceccaf54b7ae713fd763f43ba5d028118e859857fa23646b0acdc6d1d6c6e489bb539d9574c221b0fe86da7520725ec0fdc0474455e36a
SSDEEP

768:JNK2cNW0QbRsWjcd+6yBFLqJ4Z8qx70RM8/O/B2Z9tRQ1LVXq+:pcNjQlsWjcd+xzl7SMQQ3Xq+

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3036	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

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"	d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.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	d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4852	d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe
Token: SeDebugPrivilege	3036	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4852 wrote to memory of 3036	4852	d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe	85
PID 4852 wrote to memory of 3036	4852	d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe	85
PID 4852 wrote to memory of 3036	4852	d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe	85

C:\Users\Admin\AppData\Local\Temp\d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe
"C:\Users\Admin\AppData\Local\Temp\d64886fa6c496b46f5faa38c407193bcfe85f734fa778cc08409cebd542bde3d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4852
- 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:3036

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

Replay Monitor

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Downloads

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

Filesize
402KB

MD5
6088d157a82d68cf1afdcc075b0f5f9e

SHA1
f2028af708c43e16a8ead2d3f19d48605dbfbbd2

SHA256
700e125ad03e4407ec85407c952d460c0e941d809b09dac162b3e18605c07781

SHA512
33316d33f326832079d42e580724a55c607d0cd3143c9d38e416ac997b8c3142412e2b860451d67823d31de34b3774f8b1c9d28da71df4ac56f872fa9a401c95

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C:\Users\Admin\AppData\Local\Temp\ZR77pryVr3BcumR.exe

Filesize
84KB

MD5
bdfc34f0726fb7f40f3c2b5db3fe2695

SHA1
f20254e6c423d28188eb42b162e605cb097acf94

SHA256
052244dc4402c0ef6ef00c6ecdb31d2c678e0da447b6b9fe8b8af2283387b9cc

SHA512
5013266a01f6d0048310dbe80ee55f4fa8357badae36c081bbdde9ad41c7fff037474219388cba13b4319fc60d6ffc65958acbba3527f040da3b2b79a5b4f688

Download Submit
C:\Windows\CTS.exe

Filesize
80KB

MD5
ec704028ad7125c2fa52e04dc68c0ca3

SHA1
2a63f27d0138696c9c27a9ea2534e8f2ca11ddc4

SHA256
5f77a5d7c9eac3b004820646dece450e315a6e3ed320dc183ae68d59cd2318bf

SHA512
a008a08c980583b8698431ca44fa45d5565fdc5316dc3e58c47ae523e7a7a776162979b0c79f9c64f0b71e0d98fb49102679378354f76c270d0c99207c15d160

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads