a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4

Analysis

max time kernel
148s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
04-12-2022 00:07

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General

Target

a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe
Size

689KB
MD5

c3e915a89bb35fdaae815721d0efedfd
SHA1

348624bf6077a241641d5c6018049c7d0f9edcf3
SHA256

a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4
SHA512

8c8d9fc4e6059727ad8a3749cfb51f74d11f4727e2eaebc6a2f2343462f28ee07536e81ea693882b2a98604740085d95323def6d7006d56b5ed0aba96bbef69f
SSDEEP

12288:gzBSh/buFYgHFYh7P0gA/V0nlA45Uc98D6DGRtT8ZaTzthgA:gwxEYgHI78g+0nHC0aTzUA

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
852	usnscv.exe

Loads dropped DLL 2 IoCs

pid	Process
1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe
1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	usnscv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\usnscv.exe = "\"C:\\Users\\Admin\\AppData\\Local\\usnscv.exe\" /background"	usnscv.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1600 set thread context of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27
PID 1600 wrote to memory of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27
PID 1600 wrote to memory of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27
PID 1600 wrote to memory of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27
PID 1600 wrote to memory of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27
PID 1600 wrote to memory of 852	1600	a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe	27

C:\Users\Admin\AppData\Local\Temp\a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe
"C:\Users\Admin\AppData\Local\Temp\a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Users\Admin\AppData\Local\usnscv.exe
  "C:\Users\Admin\AppData\Local\usnscv.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:852

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\usnscv.exe

Filesize
689KB

MD5
c3e915a89bb35fdaae815721d0efedfd

SHA1
348624bf6077a241641d5c6018049c7d0f9edcf3

SHA256
a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4

SHA512
8c8d9fc4e6059727ad8a3749cfb51f74d11f4727e2eaebc6a2f2343462f28ee07536e81ea693882b2a98604740085d95323def6d7006d56b5ed0aba96bbef69f

Download Submit
\Users\Admin\AppData\Local\usnscv.exe

Filesize
689KB

MD5
c3e915a89bb35fdaae815721d0efedfd

SHA1
348624bf6077a241641d5c6018049c7d0f9edcf3

SHA256
a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4

SHA512
8c8d9fc4e6059727ad8a3749cfb51f74d11f4727e2eaebc6a2f2343462f28ee07536e81ea693882b2a98604740085d95323def6d7006d56b5ed0aba96bbef69f

Download Submit
\Users\Admin\AppData\Local\usnscv.exe

Filesize
689KB

MD5
c3e915a89bb35fdaae815721d0efedfd

SHA1
348624bf6077a241641d5c6018049c7d0f9edcf3

SHA256
a6123788bae6b27293feeb3829e57008650f439952acebb95993dba31251a3b4

SHA512
8c8d9fc4e6059727ad8a3749cfb51f74d11f4727e2eaebc6a2f2343462f28ee07536e81ea693882b2a98604740085d95323def6d7006d56b5ed0aba96bbef69f

Download Submit
memory/852-57-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/852-60-0x000000000043DEA4-mapping.dmp

Download
memory/852-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/852-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/852-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/852-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1600-54-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download