7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
30/06/2024, 23:15

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General

Target

7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
Size

32KB
MD5

3c8b6c44e723252585b86acc2451f176
SHA1

61dc904437a022823f108371ef331a9920693682
SHA256

7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e
SHA512

fc6d718c483aad46a0003e8aa75624b01089f9115fed2c6628c07d931618f92e27e502a2e18c9501ef0f210ebd4005335d453ff2aeb44622e87c67ab2c9c6373
SSDEEP

768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCMb+OxGyLzI4Hc:N5VzcfA/6LrVpL74gfh16nb1x1l8

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2876	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/2648-0-0x0000000000080000-0x0000000000098000-memory.dmp	upx
behavioral1/files/0x000a0000000130f9-7.dat	upx
behavioral1/memory/2876-11-0x0000000000FD0000-0x0000000000FE8000-memory.dmp	upx
behavioral1/memory/2648-10-0x0000000000080000-0x0000000000098000-memory.dmp	upx
behavioral1/files/0x000500000000b309-14.dat	upx
behavioral1/memory/2876-17-0x0000000000FD0000-0x0000000000FE8000-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"	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.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	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
Token: SeDebugPrivilege	2876	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2876	2648	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe	28
PID 2648 wrote to memory of 2876	2648	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe	28
PID 2648 wrote to memory of 2876	2648	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe	28
PID 2648 wrote to memory of 2876	2648	7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe	28

C:\Users\Admin\AppData\Local\Temp\7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe
"C:\Users\Admin\AppData\Local\Temp\7a6417865e3a2aa187306c30c81513d5f8054826101df85fbd94951ee346952e.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648
- 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:2876

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\KmZyyNCOQDz7t6D.exe

Filesize
32KB

MD5
5a8b7e97f832d35b68b1976e1942a4e9

SHA1
6c6219e2f2f1c7cfe2d6bfdba89319f5b394f3d2

SHA256
5df4d9ed20dcc52d8072d1c5c167a2fdde8206264e39e22d419b671e6c7449e6

SHA512
3ccef3611d0e2ef5b03d27d831b1c72a1de0f46cf1c83647c5d75596c0ef8e80c17bdde3b671668c921bfdcaba55dc305405af7e3c441530fca32d85bbf61e5e

Download Submit
C:\Windows\CTS.exe

Filesize
27KB

MD5
a6749b968461644db5cc0ecceffb224a

SHA1
2795aa37b8586986a34437081351cdd791749a90

SHA256
720023737d7ff700818f55612ba069a609a5ddea646bb3509b615ee3523a4ca2

SHA512
2a276816290746ed914af9cf6427aef31ce9395b8e9937090e329a8f74fb84c62d15b196e13346caa086842b3f5f549b9eb20cbf422d18c9c1b63e6342ea90b4

Download Submit
memory/2648-0-0x0000000000080000-0x0000000000098000-memory.dmp

Filesize
96KB

Download
memory/2648-10-0x0000000000080000-0x0000000000098000-memory.dmp

Filesize
96KB

Download
memory/2876-11-0x0000000000FD0000-0x0000000000FE8000-memory.dmp

Filesize
96KB

Download
memory/2876-17-0x0000000000FD0000-0x0000000000FE8000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads