147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac

Analysis

max time kernel
146s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
08/04/2024, 18:54

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General

Target

147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe
Size

71KB
MD5

e726537b599a4234602a0e2eb31b8bbe
SHA1

7b258b352b553e6a3f5eb37ebcca49fe14ec4f49
SHA256

147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac
SHA512

80172482c17e4d74f4d8c4e7a995f47331545283d4a07a2bf841796687a8c26afeec569bcc0ce03b852848dc8f60d208cf016482f33ee3fc0e2b8b1d96e7666c
SSDEEP

1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTd:ZRpAyazIliazTd

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3664	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"	147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.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	147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4512	147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe
Token: SeDebugPrivilege	3664	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4512 wrote to memory of 3664	4512	147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe	94
PID 4512 wrote to memory of 3664	4512	147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe	94
PID 4512 wrote to memory of 3664	4512	147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe	94

C:\Users\Admin\AppData\Local\Temp\147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe
"C:\Users\Admin\AppData\Local\Temp\147a311e23a70d39901e97e2f9e9e1e7d63924b2f33dc4d55e5f380efbd14cac.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4512
- 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:3664

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3776 --field-trial-handle=2232,i,9772508353233483703,11473701862007458502,262144 --variations-seed-version /prefetch:8
1⤵
PID:3340

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
394KB

MD5
f216ac6ed1cf6938511d1ef6b3f46aba

SHA1
cb7ac499fe0417dfcb03410f7100d244fa38244f

SHA256
0a8f136585f1b069391bb8f93d0ef09ff9f39e4664a25cb98586801a5dc6fde8

SHA512
3302d50132d3fd17d37b272293698da6afff5dfee869f4d82d3f0b7e34974bb78d7bd1b2371889bbe04cf2fac20ed43d1000271e3b5f31c33eabe6c8c55e0d9e

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C:\Users\Admin\AppData\Local\Temp\XaaUpSOZn1Fb4k6.exe

Filesize
71KB

MD5
5cfce79a4a93fa0e10ce23b4fec28a00

SHA1
9f03c137a8a1fdfc357f2ea1e909714b83940c41

SHA256
d72f61bc700dc015b8169be246a180deccbc783b340943944d2664a4c8c91374

SHA512
89ed2b55422f288abbe8f660b35c4fd50a45fa31e3cfd8201e6d0e2ed2a7af8ad759b1fcef34cd71873c0fb40ff8d3bbad42c5ec036daebbabe0183c2dc70753

Download Submit
C:\Windows\CTS.exe

Filesize
71KB

MD5
f9d4ab0a726adc9b5e4b7d7b724912f1

SHA1
3d42ca2098475924f70ee4a831c4f003b4682328

SHA256
b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc

SHA512
22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads