45d829c5fd80646fa4b1e0296b19a82f7f1688ea037b810da8d4e77ae25738a8

Analysis

max time kernel
112s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 08:10

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General

Target

6c2797ad19fab8fdcdeca97be0fdd700N.exe
Size

27KB
MD5

6c2797ad19fab8fdcdeca97be0fdd700
SHA1

8e69fe495c5c8c162a2e65b103f3e03cde51810f
SHA256

45d829c5fd80646fa4b1e0296b19a82f7f1688ea037b810da8d4e77ae25738a8
SHA512

31b8f95593e03396954f05bdf386af6d5c9bfd793ea1ecb2f79f7e63f1bec99fd2891a7ecf373aefef6d486acd14da44655af45443987ae72f4fb0cc97767fed
SSDEEP

768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCMu:N5VzcfA/6LrVpL74gfh16nu

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2908	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/2552-0-0x00000000010C0000-0x00000000010D8000-memory.dmp	upx
behavioral1/files/0x0008000000016d81-12.dat	upx
behavioral1/memory/2552-11-0x00000000010C0000-0x00000000010D8000-memory.dmp	upx
behavioral1/memory/2552-5-0x00000000000E0000-0x00000000000F8000-memory.dmp	upx
behavioral1/files/0x000c000000016d58-63.dat	upx
behavioral1/memory/2908-65-0x0000000001320000-0x0000000001338000-memory.dmp	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"	6c2797ad19fab8fdcdeca97be0fdd700N.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	6c2797ad19fab8fdcdeca97be0fdd700N.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	6c2797ad19fab8fdcdeca97be0fdd700N.exe
Token: SeDebugPrivilege	2908	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2908	2552	6c2797ad19fab8fdcdeca97be0fdd700N.exe	29
PID 2552 wrote to memory of 2908	2552	6c2797ad19fab8fdcdeca97be0fdd700N.exe	29
PID 2552 wrote to memory of 2908	2552	6c2797ad19fab8fdcdeca97be0fdd700N.exe	29
PID 2552 wrote to memory of 2908	2552	6c2797ad19fab8fdcdeca97be0fdd700N.exe	29

C:\Users\Admin\AppData\Local\Temp\6c2797ad19fab8fdcdeca97be0fdd700N.exe
"C:\Users\Admin\AppData\Local\Temp\6c2797ad19fab8fdcdeca97be0fdd700N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2552
- 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:2908

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\Temp\OaT2WDbnxmKSulO.exe

Filesize
27KB

MD5
907822455f4a13fa8eaa94e61184503a

SHA1
231614143cdff35b0170a61600de43daf8bfb8c3

SHA256
54b6bc991563e20e18494d84694aad15a8b34746b56001e6ca700c973cd3f1bd

SHA512
8413c9e245f36adab1167f9dee304911dfff19d2eed65200d4baca1afe58b7eb925f174ee1f9f88c1ece43624bf651897eb9ad448a49b0a28747c2d9eb2c280d

Download Submit
C:\Windows\CTS.exe

Filesize
27KB

MD5
a6749b968461644db5cc0ecceffb224a

SHA1
2795aa37b8586986a34437081351cdd791749a90

SHA256
720023737d7ff700818f55612ba069a609a5ddea646bb3509b615ee3523a4ca2

SHA512
2a276816290746ed914af9cf6427aef31ce9395b8e9937090e329a8f74fb84c62d15b196e13346caa086842b3f5f549b9eb20cbf422d18c9c1b63e6342ea90b4

Download Submit
memory/2552-0-0x00000000010C0000-0x00000000010D8000-memory.dmp

Filesize
96KB

Download
memory/2552-11-0x00000000010C0000-0x00000000010D8000-memory.dmp

Filesize
96KB

Download
memory/2552-10-0x00000000000E0000-0x00000000000F8000-memory.dmp

Filesize
96KB

Download
memory/2552-5-0x00000000000E0000-0x00000000000F8000-memory.dmp

Filesize
96KB

Download
memory/2908-65-0x0000000001320000-0x0000000001338000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads