d12bf025e0b9273b4e35b45bb397a72ccddf61b6179911aa9eafdfe70249a2bf

Analysis

max time kernel
172s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 23:12

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General

Target

0698d8bc2e029217f5308f971e506c51.exe
Size

59KB
MD5

0698d8bc2e029217f5308f971e506c51
SHA1

338d3664b2eb996e591d83252ea5fb1b51ff1bce
SHA256

d12bf025e0b9273b4e35b45bb397a72ccddf61b6179911aa9eafdfe70249a2bf
SHA512

0a3169ffd6c077d9752294cfa520927cde7b84c89764d334abe692662f9b0f9b1eb602391b9af4e4709b47add25e85c795568d74219a6320e0685d1689f96e18
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z3Z:SKcR4mjD9r823FHKcR4mjD9r823FKT

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2940	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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2732-0-0x00000000009D0000-0x00000000009E7000-memory.dmp	upx
behavioral1/files/0x000c000000014636-11.dat	upx
behavioral1/memory/2940-12-0x0000000000DA0000-0x0000000000DB7000-memory.dmp	upx
behavioral1/memory/2732-8-0x00000000009D0000-0x00000000009E7000-memory.dmp	upx
behavioral1/files/0x0007000000012281-13.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"	0698d8bc2e029217f5308f971e506c51.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	0698d8bc2e029217f5308f971e506c51.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2732	0698d8bc2e029217f5308f971e506c51.exe
Token: SeDebugPrivilege	2940	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2940	2732	0698d8bc2e029217f5308f971e506c51.exe	27
PID 2732 wrote to memory of 2940	2732	0698d8bc2e029217f5308f971e506c51.exe	27
PID 2732 wrote to memory of 2940	2732	0698d8bc2e029217f5308f971e506c51.exe	27
PID 2732 wrote to memory of 2940	2732	0698d8bc2e029217f5308f971e506c51.exe	27

C:\Users\Admin\AppData\Local\Temp\0698d8bc2e029217f5308f971e506c51.exe
"C:\Users\Admin\AppData\Local\Temp\0698d8bc2e029217f5308f971e506c51.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732
- 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

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\qwIbhMcpfMhv7IO.exe

Filesize
59KB

MD5
2acfbeb42c62b63d18148030c4378c23

SHA1
cccaaae7886be5b1970e3fb7f8354d84be3376c6

SHA256
3fd12323becdb854126061bd163a1bfda42014d2764909008c221554b5da0de4

SHA512
764124142d15aba9636b568034c3f82b5e94cb876de6791113d0db7ad33e2c03128b8647839f5163501dfb34ed678a47b17c5dc54a1c07edfe54e3e9b4e16839

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/2732-0-0x00000000009D0000-0x00000000009E7000-memory.dmp

Filesize
92KB

Download
memory/2732-9-0x0000000000080000-0x0000000000097000-memory.dmp

Filesize
92KB

Download
memory/2732-8-0x00000000009D0000-0x00000000009E7000-memory.dmp

Filesize
92KB

Download
memory/2940-12-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads