vipkeylogger | e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777

General

Target

e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
Size

646KB
MD5

34e3967c8143fb8822936f1a463b72df
SHA1

ddd217ba236011c11af70a60e5942f345cc5039a
SHA256

e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777
SHA512

4e1633b036e3dfe3405f6580903a938a7f6b43848e4408e2573478b4172e2236ccff8683f982c22cf2a70bf56c9967395ef7c7a5dd58a29cdf244aaa796dcc68
SSDEEP

12288:wOv5jKhsfoPA+yeVKUCUxP4C902bdRtJJPiOHGu+4EIppaL+YQRUXi1h5QryNnts:wq5TfcdHj4fmboOci0kPNnmN

Score

10^/10

vipkeylogger collection discovery keylogger stealer upx

Malware Config

Extracted

Family

vipkeylogger

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
Vipkeylogger family
vipkeylogger

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juvenile.vbs	juvenile.exe

Executes dropped EXE 2 IoCs

pid	Process
2804	juvenile.exe
900	juvenile.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	checkip.dyndns.org

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4636-13-0x0000000000EC0000-0x0000000001035000-memory.dmp	autoit_exe
behavioral2/memory/2804-22-0x0000000000F10000-0x0000000001310000-memory.dmp	autoit_exe
behavioral2/memory/2804-27-0x00000000007C0000-0x0000000000935000-memory.dmp	autoit_exe
behavioral2/memory/900-35-0x0000000001180000-0x0000000001580000-memory.dmp	autoit_exe
behavioral2/memory/900-38-0x00000000007C0000-0x0000000000935000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 900 set thread context of 2960	900	juvenile.exe	86

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4636-0-0x0000000000EC0000-0x0000000001035000-memory.dmp	upx
behavioral2/files/0x0007000000023ca3-10.dat	upx
behavioral2/memory/2804-14-0x00000000007C0000-0x0000000000935000-memory.dmp	upx
behavioral2/memory/4636-13-0x0000000000EC0000-0x0000000001035000-memory.dmp	upx
behavioral2/memory/900-25-0x00000000007C0000-0x0000000000935000-memory.dmp	upx
behavioral2/memory/2804-27-0x00000000007C0000-0x0000000000935000-memory.dmp	upx
behavioral2/memory/900-38-0x00000000007C0000-0x0000000000935000-memory.dmp	upx

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	juvenile.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	juvenile.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2960	svchost.exe
2960	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2804	juvenile.exe
900	juvenile.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2960	svchost.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
2804	juvenile.exe
2804	juvenile.exe
900	juvenile.exe
900	juvenile.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
2804	juvenile.exe
2804	juvenile.exe
900	juvenile.exe
900	juvenile.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 2804	4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe	83
PID 4636 wrote to memory of 2804	4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe	83
PID 4636 wrote to memory of 2804	4636	e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe	83
PID 2804 wrote to memory of 4384	2804	juvenile.exe	84
PID 2804 wrote to memory of 4384	2804	juvenile.exe	84
PID 2804 wrote to memory of 4384	2804	juvenile.exe	84
PID 2804 wrote to memory of 900	2804	juvenile.exe	85
PID 2804 wrote to memory of 900	2804	juvenile.exe	85
PID 2804 wrote to memory of 900	2804	juvenile.exe	85
PID 900 wrote to memory of 2960	900	juvenile.exe	86
PID 900 wrote to memory of 2960	900	juvenile.exe	86
PID 900 wrote to memory of 2960	900	juvenile.exe	86
PID 900 wrote to memory of 2960	900	juvenile.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe
"C:\Users\Admin\AppData\Local\Temp\e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4636
- C:\Users\Admin\AppData\Local\stickers\juvenile.exe
  "C:\Users\Admin\AppData\Local\Temp\e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777.exe"
    3⤵
    PID:4384
- - C:\Users\Admin\AppData\Local\stickers\juvenile.exe
    "C:\Users\Admin\AppData\Local\stickers\juvenile.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:900
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\stickers\juvenile.exe"
      4⤵
      Accesses Microsoft Outlook profiles
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      outlook_office_path
      outlook_win_path
      PID:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\autBB41.tmp

Filesize
202KB

MD5
de5fce3585b77aa715056dc91d0529c5

SHA1
d6ad461bc4af90ee8e567cffeb0e8de04f38f149

SHA256
4430dc7364a325da5a9f30acd015e19179d8650d61f5eb26a92e26518d4a7001

SHA512
de7f6eb4836295a1ae479a02037c409e1fd383cc23424f33e0cc24aa9a495308659f97396b4880f48b50678e5af8b70a2814b9e1df506b6d3318d237a82b85aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\recomplete

Filesize
203KB

MD5
004342bff4643c4e466635fb48796bf2

SHA1
0264461a4a53fba318714fc2c14732c435abc0dd

SHA256
24daf9c73dc4beb4f9215dc571b05a39a19b45719fb60e0fb82af9071a91ff00

SHA512
ef0c340ec0d6c818127041319746e8f0368e91e58a44a362985e9f45deaf447a1f52924607dffb82b964897877fd46295207d24c20c2adb35b9f4fe23971c9b0

Download Submit
C:\Users\Admin\AppData\Local\stickers\juvenile.exe

Filesize
646KB

MD5
34e3967c8143fb8822936f1a463b72df

SHA1
ddd217ba236011c11af70a60e5942f345cc5039a

SHA256
e4ee3b0145b6c859815fd11a158334d23fdb015f4d225ed6e0dae2a4a7c82777

SHA512
4e1633b036e3dfe3405f6580903a938a7f6b43848e4408e2573478b4172e2236ccff8683f982c22cf2a70bf56c9967395ef7c7a5dd58a29cdf244aaa796dcc68

Download Submit
memory/900-38-0x00000000007C0000-0x0000000000935000-memory.dmp

Filesize
1.5MB

Download
memory/900-35-0x0000000001180000-0x0000000001580000-memory.dmp

Filesize
4.0MB

Download
memory/900-25-0x00000000007C0000-0x0000000000935000-memory.dmp

Filesize
1.5MB

Download
memory/2804-14-0x00000000007C0000-0x0000000000935000-memory.dmp

Filesize
1.5MB

Download
memory/2804-22-0x0000000000F10000-0x0000000001310000-memory.dmp

Filesize
4.0MB

Download
memory/2804-27-0x00000000007C0000-0x0000000000935000-memory.dmp

Filesize
1.5MB

Download
memory/2960-39-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2960-43-0x0000000005700000-0x000000000574E000-memory.dmp

Filesize
312KB

Download
memory/2960-36-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2960-50-0x0000000006B90000-0x0000000006B9A000-memory.dmp

Filesize
40KB

Download
memory/2960-49-0x0000000006DC0000-0x0000000006E52000-memory.dmp

Filesize
584KB

Download
memory/2960-37-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2960-40-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2960-41-0x0000000005640000-0x0000000005690000-memory.dmp

Filesize
320KB

Download
memory/2960-42-0x0000000005FB0000-0x0000000006554000-memory.dmp

Filesize
5.6MB

Download
memory/2960-48-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2960-44-0x0000000005A00000-0x0000000005A9C000-memory.dmp

Filesize
624KB

Download
memory/2960-47-0x0000000006A90000-0x0000000006AE0000-memory.dmp

Filesize
320KB

Download
memory/2960-46-0x0000000006BF0000-0x0000000006DB2000-memory.dmp

Filesize
1.8MB

Download
memory/4636-45-0x0000000001A10000-0x0000000001E10000-memory.dmp

Filesize
4.0MB

Download
memory/4636-13-0x0000000000EC0000-0x0000000001035000-memory.dmp

Filesize
1.5MB

Download
memory/4636-7-0x0000000001A10000-0x0000000001E10000-memory.dmp

Filesize
4.0MB

Download
memory/4636-0-0x0000000000EC0000-0x0000000001035000-memory.dmp

Filesize
1.5MB

Download

Analysis

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