22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04

Analysis

max time kernel
141s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 20:07

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General

Target

22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe
Size

27KB
MD5

1b9dd195263a6d7f6c8a65f975788fab
SHA1

4e72ee0368b1a54c972e88c73998359702bb1ff4
SHA256

22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04
SHA512

2fb52b73aaeea06a35eb295b11a404479aeb3175b1855efa95fa98dd159c8c85764c3035582e7e159805b76555cb8750a73c35c3b493b96884145c44e2461f5b
SSDEEP

768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCMDZ:N5VzcfA/6LrVpL74gfh16nt

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
924	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 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3844-0-0x0000000000380000-0x0000000000398000-memory.dmp	upx
behavioral2/files/0x00080000000234c9-6.dat	upx
behavioral2/memory/924-10-0x0000000000140000-0x0000000000158000-memory.dmp	upx
behavioral2/memory/3844-8-0x0000000000380000-0x0000000000398000-memory.dmp	upx
behavioral2/files/0x000700000002335a-13.dat	upx
behavioral2/files/0x00090000000234bd-31.dat	upx
behavioral2/memory/924-34-0x0000000000140000-0x0000000000158000-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"	22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.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	22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3844	22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe
Token: SeDebugPrivilege	924	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3844 wrote to memory of 924	3844	22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe	83
PID 3844 wrote to memory of 924	3844	22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe	83
PID 3844 wrote to memory of 924	3844	22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe	83

C:\Users\Admin\AppData\Local\Temp\22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe
"C:\Users\Admin\AppData\Local\Temp\22b97a20291cb4490971235eb968a794ffff2d87abbb2004576a488a51b91d04.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3844
- 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:924

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
348KB

MD5
f155e30aabcf2e4cc0270a632101bc2a

SHA1
dc50ea137ca01f79b022856e9df0ecb3c3cf6b70

SHA256
872242e41b039ae5ac6013e933dbab249a2b22c85f3ed44fe4e91c65a325a84f

SHA512
843854505d909f762a69fbf51a5d8c2b159a143801cd563946825a0d8a899108dedcde74f6c7c4d9738087cc5ab20683530b5d03a68a2043f63de7ab70be2bf4

Download Submit
C:\Users\Admin\AppData\Local\Temp\uEtBgyOcCo0BZFo.exe

Filesize
27KB

MD5
451947f2ab7b610d0dfb9266d32a40f0

SHA1
0d4fe80d74ba46ee479a9babff4a720a93621198

SHA256
feef82cc276869163e04cbf228e0bbb6295d61d79d43bbbd3a7e5f296096b281

SHA512
5a8a474ced437981ab1e47b95bf26e1a78a77eb102baa6d946922d4cd1ae5df4e09e2fe3a2df38329d7a5f5722d44f5c4ea777a95b23955b8be6b0a5a7bbb3d1

Download Submit
C:\Windows\CTS.exe

Filesize
27KB

MD5
a6749b968461644db5cc0ecceffb224a

SHA1
2795aa37b8586986a34437081351cdd791749a90

SHA256
720023737d7ff700818f55612ba069a609a5ddea646bb3509b615ee3523a4ca2

SHA512
2a276816290746ed914af9cf6427aef31ce9395b8e9937090e329a8f74fb84c62d15b196e13346caa086842b3f5f549b9eb20cbf422d18c9c1b63e6342ea90b4

Download Submit
memory/924-10-0x0000000000140000-0x0000000000158000-memory.dmp

Filesize
96KB

Download
memory/924-34-0x0000000000140000-0x0000000000158000-memory.dmp

Filesize
96KB

Download
memory/3844-0-0x0000000000380000-0x0000000000398000-memory.dmp

Filesize
96KB

Download
memory/3844-8-0x0000000000380000-0x0000000000398000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads