d612a6ebc9c1b99b97e80f53d88d6dd1dc6a6867a35871e13ab657ce53be409c

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 10:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cdc774d2701e3755988d955383b25745.exe
Size

59KB
MD5

cdc774d2701e3755988d955383b25745
SHA1

a73b9982ea2186a40cdc25d0d3eb556047875a02
SHA256

d612a6ebc9c1b99b97e80f53d88d6dd1dc6a6867a35871e13ab657ce53be409c
SHA512

6446da7244603eb4a8fb351c03455dd03e7b65008025850e83b2d13af7f3d3ff250c243ec75eb14cb7563ff76cffb77748af0c63210ccd8026e6e274c0316ab5
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z3b:SKcR4mjD9r823FHKcR4mjD9r823Fu

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2324	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
behavioral2/memory/1944-0-0x00000000008B0000-0x00000000008C7000-memory.dmp	upx
behavioral2/files/0x0008000000023208-8.dat	upx
behavioral2/memory/1944-7-0x00000000008B0000-0x00000000008C7000-memory.dmp	upx
behavioral2/memory/2324-10-0x0000000000490000-0x00000000004A7000-memory.dmp	upx
behavioral2/files/0x0005000000022ccd-12.dat	upx
behavioral2/files/0x00090000000231fb-29.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"	cdc774d2701e3755988d955383b25745.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	cdc774d2701e3755988d955383b25745.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1944	cdc774d2701e3755988d955383b25745.exe
Token: SeDebugPrivilege	2324	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2324	1944	cdc774d2701e3755988d955383b25745.exe	86
PID 1944 wrote to memory of 2324	1944	cdc774d2701e3755988d955383b25745.exe	86
PID 1944 wrote to memory of 2324	1944	cdc774d2701e3755988d955383b25745.exe	86

C:\Users\Admin\AppData\Local\Temp\cdc774d2701e3755988d955383b25745.exe
"C:\Users\Admin\AppData\Local\Temp\cdc774d2701e3755988d955383b25745.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1944
- 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:2324

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

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
382KB

MD5
ea8cbd37421ff13a82f8236f32343837

SHA1
75a4a3ae10cf565e7694fbdc2dbc1e1f9294614e

SHA256
3ac07967610693b8d5eb51143c79146fbc101ad96e26f0becd48be760c9ec24a

SHA512
f7ee38d80a4ea9175acb9c29f399b94b41e3c0f6cbfeadf8de2622e1b26e03a35e7659e833dd9c6f7ceef1d67c5bedfcc086391fa7b5b1828e32fd97c1ee3036

Download Submit
C:\Users\Admin\AppData\Local\Temp\lyM4NpKS8swEx4f.exe

Filesize
59KB

MD5
7036dd4911d8e065cdbb1df9eb5b9a32

SHA1
30a2e56ac70518f9dc40b23dbcb1757618d52e2f

SHA256
1d59be35f09998f4792fec5f6369a42b2ed289c9b77ac2f8520bbfbbdb65214b

SHA512
3a5beb86adc16cd5ead256d0a177462967da5e28dbeb0ec169f5aea80acd06462ecd294b6253edf45a1717cfcb5a5e57dbadf345dc1337b0d53324c744fad77a

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/1944-0-0x00000000008B0000-0x00000000008C7000-memory.dmp

Filesize
92KB

Download
memory/1944-7-0x00000000008B0000-0x00000000008C7000-memory.dmp

Filesize
92KB

Download
memory/2324-10-0x0000000000490000-0x00000000004A7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads