9a36bfd89273ea5dea8cb65b44fd1ab3bf69b61ecd1ff0841c34c867061282e1

General

Target

3b0c8a928d70ed0ae1b4188d05c18fce.exe
Size

46KB
MD5

3b0c8a928d70ed0ae1b4188d05c18fce
SHA1

b9e711b4f3b85bdec1614d1b551fe089d00e89aa
SHA256

9a36bfd89273ea5dea8cb65b44fd1ab3bf69b61ecd1ff0841c34c867061282e1
SHA512

a891973143b03d5483cc1be4a4f7d4c963a109a93546996375dd7ac8db183f65e2cca04306f7aff85dc4c80d97a27eba9e6fb82cd2db23936298b2cc412af0a3
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFu9vVTQerSE51tVL5iA/:SKcR4mjD9r823Fu9NrSE7Lh

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
592	t67nhQVAJUQu23j.exe
1220	Process not Found
1516	CTS.exe

Loads dropped DLL 3 IoCs

pid	Process
1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe
1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe
1144	Process not Found

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/1608-0-0x0000000001220000-0x0000000001237000-memory.dmp	upx
behavioral1/memory/1608-14-0x0000000001220000-0x0000000001237000-memory.dmp	upx
behavioral1/memory/1516-19-0x0000000000EE0000-0x0000000000EF7000-memory.dmp	upx
behavioral1/files/0x001000000000b1f5-18.dat	upx
behavioral1/files/0x0004000000004ed7-23.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"	3b0c8a928d70ed0ae1b4188d05c18fce.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	3b0c8a928d70ed0ae1b4188d05c18fce.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe
Token: SeDebugPrivilege	1516	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 592	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	27
PID 1608 wrote to memory of 592	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	27
PID 1608 wrote to memory of 592	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	27
PID 1608 wrote to memory of 592	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	27
PID 1608 wrote to memory of 1516	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	29
PID 1608 wrote to memory of 1516	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	29
PID 1608 wrote to memory of 1516	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	29
PID 1608 wrote to memory of 1516	1608	3b0c8a928d70ed0ae1b4188d05c18fce.exe	29

C:\Users\Admin\AppData\Local\Temp\3b0c8a928d70ed0ae1b4188d05c18fce.exe
"C:\Users\Admin\AppData\Local\Temp\3b0c8a928d70ed0ae1b4188d05c18fce.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:1608
- C:\Users\Admin\AppData\Local\Temp\t67nhQVAJUQu23j.exe
  C:\Users\Admin\AppData\Local\Temp\t67nhQVAJUQu23j.exe
  2⤵
  - Executes dropped EXE
  PID:592
- 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:1516

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:\Users\Admin\AppData\Local\Temp\t67nhQVAJUQu23j.exe

Filesize
46KB

MD5
3a193bd22b6271e54b700c99671d99e7

SHA1
9d8942dc6dc9a94c82586483f18822c2c393a3e6

SHA256
424f964b7ff719c7956e34372cc5afce4843547ae1f8e0fe72dcf3f740e293ae

SHA512
dc321211af5bee361ffd6a2a6e854fbc94888aef28576c715698dbccf42ad142de4dbf215fe06b71780a24e726e8f755e41f4396c6e6db37ea2f6cb59e3dc349

Download Submit
C:\Windows\CTS.exe

Filesize
29KB

MD5
70aa23c9229741a9b52e5ce388a883ac

SHA1
b42683e21e13de3f71db26635954d992ebe7119e

SHA256
9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

SHA512
be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

Download Submit
\Users\Admin\AppData\Local\Temp\t67nhQVAJUQu23j.exe

Filesize
16KB

MD5
95c9a037d3b01a21275aa6cc73b122a2

SHA1
c19ed8afc95b91d0cc6bc075047de30eae015386

SHA256
1d5edcbae3258efb07cc57ba8d7cd1ebe2eb5106ef1a894b787ed2857952c523

SHA512
761bb76261712a597f610e3162fa1514d2f56d69d03d1b76b51c6b2a7b0c88bbd385b7dc849c6913f7d861fb3aed8551f26f640d90b621e8629abe2e4bfb6160

Download Submit
memory/1516-19-0x0000000000EE0000-0x0000000000EF7000-memory.dmp

Filesize
92KB

Download
memory/1608-0-0x0000000001220000-0x0000000001237000-memory.dmp

Filesize
92KB

Download
memory/1608-14-0x0000000001220000-0x0000000001237000-memory.dmp

Filesize
92KB

Download
memory/1608-16-0x0000000000EE0000-0x0000000000EF7000-memory.dmp

Filesize
92KB

Download
memory/1608-22-0x0000000000EE0000-0x0000000000EF7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads