vkeylogger | 57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965

General

Target

57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe
Size

74KB
MD5

ba4380237e7a0f220deaaada1fddff73
SHA1

394b852855574cffa26a66bec083792a21f87f79
SHA256

57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965
SHA512

5e70426b3547020f93c62764f418ff7d475f4bf772130b056f33884e7b155b9675a4af292b356bd9897c5e6c665488989d7400dfb452d8544d1252b3e3798142

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

Processes:

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

Processes:

493.exe

pid process

1168 493.exe
Loads dropped DLL 5 IoCs

Processes:

explorer.exe

pid process

320 explorer.exe
320 explorer.exe
320 explorer.exe
320 explorer.exe
320 explorer.exe

pid	process
1168	493.exe

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

Processes:

explorer.exe

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

Processes:

57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe493.exe

description	pid	process	target process
PID 268 set thread context of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	explorer.exe
PID 1168 set thread context of 1968	1168	493.exe	ielowutil.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exeexplorer.exe

pid process

268 57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe
320 explorer.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

explorer.exe

pid process

320 explorer.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

explorer.exe493.exe

pid process

320 explorer.exe
1168 493.exe

pid	process
268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe
320	explorer.exe

pid	process
320	explorer.exe

pid	process
320	explorer.exe
1168	493.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exeexplorer.exe493.exe

description	pid	process	target process
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	explorer.exe
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	explorer.exe
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	explorer.exe
PID 268 wrote to memory of 320	268	57df82d0e4547407bdca25692313c2a95b07438991c4cfd44a85d85e5976a965.exe	explorer.exe
PID 320 wrote to memory of 1168	320	explorer.exe	493.exe
PID 320 wrote to memory of 1168	320	explorer.exe	493.exe
PID 320 wrote to memory of 1168	320	explorer.exe	493.exe
PID 320 wrote to memory of 1168	320	explorer.exe	493.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe
PID 1168 wrote to memory of 1968	1168	493.exe	ielowutil.exe

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 Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

Download Submit
C:\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

Download Submit
\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

Download Submit
\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

Download Submit
\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

Download Submit
\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

Download Submit
\Users\Admin\AppData\Local\Temp\493.exe
MD5
558063e08ac6993410949408a509a30f

SHA1
d72106f1ed83cf83cde7f0ac3e89990521af7e76

SHA256
5c99e168d451cb5bc262de0e0251717578a637edb9cf16ba11e2315e86ad48f5

SHA512
e6ad56895b4e489fe079d7fa21951476a50077856a0f3f28678fdc2904306af389416370dd5cd4d911f21d2750c184bd8f1f40553cd4e3a7eee262ed86b7ae14

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

Filesize
8KB

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

Filesize
8KB

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

Filesize
72KB

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

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads