c6480c74c34abc54c38d99ef959693728439be2f5861276e8021b55b260624fc

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 02:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

983aa7e3a64a30fd99e86256621ff73b.exe
Size

30KB
MD5

983aa7e3a64a30fd99e86256621ff73b
SHA1

48f5c5b8d84be0e0a4419e0fce28bf608106ba1e
SHA256

c6480c74c34abc54c38d99ef959693728439be2f5861276e8021b55b260624fc
SHA512

9a48208c48975bfd06f307ec52fa8b569ba53494a87b056d5527f8fab4d93d826f2b9cc60c92b75bafaa72cc265fd2361cc99cdff8b2d97e76abad5d68d1e10b
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFua:SKcR4mjD9r823Fua

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2420	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
behavioral1/memory/2996-0-0x0000000001090000-0x00000000010A7000-memory.dmp	upx
behavioral1/files/0x0009000000012270-10.dat	upx
behavioral1/memory/2420-12-0x0000000000DA0000-0x0000000000DB7000-memory.dmp	upx
behavioral1/memory/2996-5-0x0000000000DA0000-0x0000000000DB7000-memory.dmp	upx
behavioral1/memory/2996-9-0x0000000001090000-0x00000000010A7000-memory.dmp	upx
behavioral1/files/0x000a000000012262-14.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"	983aa7e3a64a30fd99e86256621ff73b.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	983aa7e3a64a30fd99e86256621ff73b.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2996	983aa7e3a64a30fd99e86256621ff73b.exe
Token: SeDebugPrivilege	2420	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 2420	2996	983aa7e3a64a30fd99e86256621ff73b.exe	28
PID 2996 wrote to memory of 2420	2996	983aa7e3a64a30fd99e86256621ff73b.exe	28
PID 2996 wrote to memory of 2420	2996	983aa7e3a64a30fd99e86256621ff73b.exe	28
PID 2996 wrote to memory of 2420	2996	983aa7e3a64a30fd99e86256621ff73b.exe	28

C:\Users\Admin\AppData\Local\Temp\983aa7e3a64a30fd99e86256621ff73b.exe
"C:\Users\Admin\AppData\Local\Temp\983aa7e3a64a30fd99e86256621ff73b.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2996
- 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:2420

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\vcLmUzgiqtD5tWF.exe

Filesize
30KB

MD5
2445eefddf1bb423be90ba31675ebeab

SHA1
3d38d315f4fc0efbc6ea409acacfa50b3fa8362e

SHA256
59ea930c541c3834842b563ea59b37230de21a118025294b0e30d3afc650a9f5

SHA512
36067a43535c015f0e010e320958f7b232eac06df66149aa6b1aedf140954b13417a54c5d7688b1ff3278f8eff34c2b55717bace8b886ceb0f35690c9ae88ba1

Download Submit
C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
memory/2420-12-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

Filesize
92KB

Download
memory/2996-0-0x0000000001090000-0x00000000010A7000-memory.dmp

Filesize
92KB

Download
memory/2996-5-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

Filesize
92KB

Download
memory/2996-9-0x0000000001090000-0x00000000010A7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads