eabb9716b0f165bd32826a0731e83ec93664254b3d94f824088d102ff30cf62e

General

Target

769a40b02594edd501466260a0147b58.exe
Size

116KB
MD5

769a40b02594edd501466260a0147b58
SHA1

12efe7f9901826e05a90187a30ee296178f6cdab
SHA256

eabb9716b0f165bd32826a0731e83ec93664254b3d94f824088d102ff30cf62e
SHA512

f9a56b36b93fe95810036720d1284e9b41d3a9fa45b89158270e4bbea89a8a62e583561e5563a276234196a06427f7975a46281ae7d5eb3f1a47d43edc094b7b
SSDEEP

3072:SKcWmjRrz34yIJYoPFaQRdN4AV5L11m/CqrDN4fNIkrr+:hGFCPFZsAVd11m/CqNse

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2768	VVsmzhr8eBE0i7i.exe
2280	CTS.exe

Loads dropped DLL 1 IoCs

pid	Process
1520	769a40b02594edd501466260a0147b58.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/1520-0-0x0000000001350000-0x0000000001367000-memory.dmp	upx
behavioral1/files/0x000b000000014249-7.dat	upx
behavioral1/memory/1520-12-0x0000000001350000-0x0000000001367000-memory.dmp	upx
behavioral1/memory/1520-8-0x0000000000120000-0x0000000000137000-memory.dmp	upx
behavioral1/memory/2280-16-0x0000000000850000-0x0000000000867000-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"	769a40b02594edd501466260a0147b58.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	769a40b02594edd501466260a0147b58.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	769a40b02594edd501466260a0147b58.exe
Token: SeDebugPrivilege	2280	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 2768	1520	769a40b02594edd501466260a0147b58.exe	28
PID 1520 wrote to memory of 2768	1520	769a40b02594edd501466260a0147b58.exe	28
PID 1520 wrote to memory of 2768	1520	769a40b02594edd501466260a0147b58.exe	28
PID 1520 wrote to memory of 2768	1520	769a40b02594edd501466260a0147b58.exe	28
PID 1520 wrote to memory of 2280	1520	769a40b02594edd501466260a0147b58.exe	30
PID 1520 wrote to memory of 2280	1520	769a40b02594edd501466260a0147b58.exe	30
PID 1520 wrote to memory of 2280	1520	769a40b02594edd501466260a0147b58.exe	30
PID 1520 wrote to memory of 2280	1520	769a40b02594edd501466260a0147b58.exe	30

C:\Users\Admin\AppData\Local\Temp\769a40b02594edd501466260a0147b58.exe
"C:\Users\Admin\AppData\Local\Temp\769a40b02594edd501466260a0147b58.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Users\Admin\AppData\Local\Temp\VVsmzhr8eBE0i7i.exe
  C:\Users\Admin\AppData\Local\Temp\VVsmzhr8eBE0i7i.exe
  2⤵
  - Executes dropped EXE
  PID:2768
- 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:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
\Users\Admin\AppData\Local\Temp\VVsmzhr8eBE0i7i.exe

Filesize
87KB

MD5
015207664f86b0d334146d7bc7551a0f

SHA1
b466beca074c3c4a500bfa00fd691cf0fe300d8c

SHA256
3212cacc4d669f381ad1048e43726ec2841de32135438992c55f792bf03beafc

SHA512
6ced0d294fd9c330cab20739336c6cd4c1e202d521fd41c6fd6bdfe7e720247c84ac10a7e25855d3cc9b08f2d9251798eb52383527a9363c5126a6b205ff0657

Download Submit
memory/1520-0-0x0000000001350000-0x0000000001367000-memory.dmp

Filesize
92KB

Download
memory/1520-12-0x0000000001350000-0x0000000001367000-memory.dmp

Filesize
92KB

Download
memory/1520-13-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/1520-8-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/1520-23-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/2280-16-0x0000000000850000-0x0000000000867000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads