2bdd092728d978e05ae9fb3f5b769c86e6daed5953d92323bba73de0765eeb72

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/03/2024, 04:12

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General

Target

ca74e9349161fdb8b69489ced1182ad6.exe
Size

59KB
MD5

ca74e9349161fdb8b69489ced1182ad6
SHA1

ab9b85a82f05e9691cbf41b761ea0ce0b77d3c74
SHA256

2bdd092728d978e05ae9fb3f5b769c86e6daed5953d92323bba73de0765eeb72
SHA512

83010f57620ad3e349cf241303d096f59e26e3a97d3a1f1715a17389fe1c7f5ba55605c7363ebfd9a260c9f0cf020405bf2f37ee58b40bb4fb4348f857fdcf30
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z3o:SKcR4mjD9r823FHKcR4mjD9r823FB

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2720	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/2020-0-0x0000000000B30000-0x0000000000B47000-memory.dmp	upx
behavioral1/memory/2020-9-0x0000000000B30000-0x0000000000B47000-memory.dmp	upx
behavioral1/files/0x000c000000015a2d-7.dat	upx
behavioral1/memory/2720-12-0x0000000001290000-0x00000000012A7000-memory.dmp	upx
behavioral1/files/0x000b000000012241-15.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"	ca74e9349161fdb8b69489ced1182ad6.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	ca74e9349161fdb8b69489ced1182ad6.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	ca74e9349161fdb8b69489ced1182ad6.exe
Token: SeDebugPrivilege	2720	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2720	2020	ca74e9349161fdb8b69489ced1182ad6.exe	28
PID 2020 wrote to memory of 2720	2020	ca74e9349161fdb8b69489ced1182ad6.exe	28
PID 2020 wrote to memory of 2720	2020	ca74e9349161fdb8b69489ced1182ad6.exe	28
PID 2020 wrote to memory of 2720	2020	ca74e9349161fdb8b69489ced1182ad6.exe	28

C:\Users\Admin\AppData\Local\Temp\ca74e9349161fdb8b69489ced1182ad6.exe
"C:\Users\Admin\AppData\Local\Temp\ca74e9349161fdb8b69489ced1182ad6.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020
- 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:2720

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\di0Ht9z1Vq4h8v2.exe

Filesize
59KB

MD5
0b08d0d6e91af4abb6bd10d880d63e9d

SHA1
a504424a791a32a669feab50210b481327538e43

SHA256
e64c0f61a67df5ebbfe1f022ed83fd2993c0efb6a4d817b1b19de509dd919e23

SHA512
6aefa246ec22c32c94887a552d4690e781224c9c79c439b6258cfdadce9f7de9ccfe523827676c52ee24ce820cf9fefe61023d70a1c17b831961d7b6aa0c936e

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/2020-0-0x0000000000B30000-0x0000000000B47000-memory.dmp

Filesize
92KB

Download
memory/2020-9-0x0000000000B30000-0x0000000000B47000-memory.dmp

Filesize
92KB

Download
memory/2020-8-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/2720-12-0x0000000001290000-0x00000000012A7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads