852638b80d2cbaa10849a8aea1c52dadc6f2614472c8b4f1052187bc004d737a

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 22:23

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

1e5a5e2f3d5f39208208bd1be532c294.exe
Size

34KB
MD5

1e5a5e2f3d5f39208208bd1be532c294
SHA1

29e76d058ea5860cd719307218357b20cafc23ce
SHA256

852638b80d2cbaa10849a8aea1c52dadc6f2614472c8b4f1052187bc004d737a
SHA512

439cb8e4816d18fc92b4865f9979558a321db4bbd2c6c43c2eab3be0be1ba99d7bd935966ecc01f10d5b732de1f1893c7994254e3bbf3b0ab100826f3c0a956f
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFY0f0EPI:SKcR4mjD9r823FYF

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2220	MiZRN6rlKjrflLQ.exe
2940	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
2360	1e5a5e2f3d5f39208208bd1be532c294.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 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2360-12-0x0000000000D90000-0x0000000000DA7000-memory.dmp	upx
behavioral1/memory/2360-7-0x00000000000E0000-0x00000000000F7000-memory.dmp	upx
behavioral1/memory/2360-1-0x0000000000D90000-0x0000000000DA7000-memory.dmp	upx
behavioral1/memory/2940-18-0x00000000001A0000-0x00000000001B7000-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"	1e5a5e2f3d5f39208208bd1be532c294.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	1e5a5e2f3d5f39208208bd1be532c294.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	1e5a5e2f3d5f39208208bd1be532c294.exe
Token: SeDebugPrivilege	2940	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2220	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	17
PID 2360 wrote to memory of 2220	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	17
PID 2360 wrote to memory of 2220	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	17
PID 2360 wrote to memory of 2220	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	17
PID 2360 wrote to memory of 2940	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	16
PID 2360 wrote to memory of 2940	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	16
PID 2360 wrote to memory of 2940	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	16
PID 2360 wrote to memory of 2940	2360	1e5a5e2f3d5f39208208bd1be532c294.exe	16

C:\Users\Admin\AppData\Local\Temp\1e5a5e2f3d5f39208208bd1be532c294.exe
"C:\Users\Admin\AppData\Local\Temp\1e5a5e2f3d5f39208208bd1be532c294.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360
- 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:2940
- C:\Users\Admin\AppData\Local\Temp\MiZRN6rlKjrflLQ.exe
  C:\Users\Admin\AppData\Local\Temp\MiZRN6rlKjrflLQ.exe
  2⤵
  - Executes dropped EXE
  PID:2220

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

memory/2360-14-0x00000000000E0000-0x00000000000F7000-memory.dmp

Filesize
92KB

Download
memory/2360-12-0x0000000000D90000-0x0000000000DA7000-memory.dmp

Filesize
92KB

Download
memory/2360-7-0x00000000000E0000-0x00000000000F7000-memory.dmp

Filesize
92KB

Download
memory/2360-1-0x0000000000D90000-0x0000000000DA7000-memory.dmp

Filesize
92KB

Download
memory/2360-20-0x00000000000E0000-0x00000000000F7000-memory.dmp

Filesize
92KB

Download
memory/2940-18-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads