vipkeylogger | ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55

General

Target

Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
Size

532KB
MD5

23ad078999fb9901917f9f7bde5fe6cd
SHA1

db5dee45dc3a25091ae455a49db41cdba70dd8cc
SHA256

ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55
SHA512

3592957d287cb1a91ca67e53b4737559e43456bc28d09de43e5d9f61cfb96f68ceb5ab653f4e207e94fe4bddd97d0814996b6c32fc7d99b69c09f5b5c01363e2
SSDEEP

12288:uYV6MorX7qzuC3QHO9FQVHPF51jgco+UAex8WzBUhe:NBXu9HGaVHJex8Sx

Score

10^/10

vipkeylogger collection discovery keylogger stealer upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Global786@

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Global786@
Email To:
[email protected]

C2

https://api.telegram.org/bot8066712820:AAEAb01u8B6eDO5xCMdAz6XCOHC_L2RpVGo/sendMessage?chat_id=7667424178

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\Fonda.vbs	Fonda.exe

Executes dropped EXE 1 IoCs

pid	Process
2988	Fonda.exe

Loads dropped DLL 1 IoCs

pid	Process
2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2220-19-0x0000000000FE0000-0x0000000001117000-memory.dmp	autoit_exe
behavioral1/memory/2988-44-0x0000000000BA0000-0x0000000000CD7000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 2744	2988	Fonda.exe	30

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2220-0-0x0000000000FE0000-0x0000000001117000-memory.dmp	upx
behavioral1/files/0x0014000000016fc9-14.dat	upx
behavioral1/memory/2220-20-0x0000000002C10000-0x0000000002D47000-memory.dmp	upx
behavioral1/memory/2220-19-0x0000000000FE0000-0x0000000001117000-memory.dmp	upx
behavioral1/memory/2988-22-0x0000000000BA0000-0x0000000000CD7000-memory.dmp	upx
behavioral1/memory/2988-44-0x0000000000BA0000-0x0000000000CD7000-memory.dmp	upx

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 3 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	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Fonda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2744	RegSvcs.exe
2744	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2988	Fonda.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
2988	Fonda.exe
2988	Fonda.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
2988	Fonda.exe
2988	Fonda.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2988	2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe	29
PID 2220 wrote to memory of 2988	2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe	29
PID 2220 wrote to memory of 2988	2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe	29
PID 2220 wrote to memory of 2988	2220	Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe	29
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30
PID 2988 wrote to memory of 2744	2988	Fonda.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Local\robustuous\Fonda.exe
  "C:\Users\Admin\AppData\Local\Temp\Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe"
  2⤵
  - Drops startup file
  - 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:2988
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\Sigmanly_ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2744

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\antholite

Filesize
58KB

MD5
880c8d29f78a1110cf2c4435ed0de6f7

SHA1
ee31c40483da866d7805042b69db0dcef433f94b

SHA256
ea9282a00c0f66dd8131e9152ec222a87b8de7d46757ab876dc0e1c68f77eabe

SHA512
b98caca8ef30da1a89ab8025839dba445a2a0d69be62fff016643d78c45c0f4743dbf8072c81f72ec86c6c00d22f3308e5d1006d18d10e687d3f4ceaf5838b4d

Download Submit
\Users\Admin\AppData\Local\robustuous\Fonda.exe

Filesize
532KB

MD5
23ad078999fb9901917f9f7bde5fe6cd

SHA1
db5dee45dc3a25091ae455a49db41cdba70dd8cc

SHA256
ab21f04dfff9067abc07e8bc80e5d3b3450b8891dffe53f58034c1c7ad51ed55

SHA512
3592957d287cb1a91ca67e53b4737559e43456bc28d09de43e5d9f61cfb96f68ceb5ab653f4e207e94fe4bddd97d0814996b6c32fc7d99b69c09f5b5c01363e2

Download Submit
memory/2220-0-0x0000000000FE0000-0x0000000001117000-memory.dmp

Filesize
1.2MB

Download
memory/2220-12-0x00000000009D0000-0x0000000000DD0000-memory.dmp

Filesize
4.0MB

Download
memory/2220-20-0x0000000002C10000-0x0000000002D47000-memory.dmp

Filesize
1.2MB

Download
memory/2220-19-0x0000000000FE0000-0x0000000001117000-memory.dmp

Filesize
1.2MB

Download
memory/2220-47-0x0000000002C10000-0x0000000002D47000-memory.dmp

Filesize
1.2MB

Download
memory/2744-43-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2744-41-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2744-38-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2744-45-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/2744-46-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-48-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/2744-49-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-44-0x0000000000BA0000-0x0000000000CD7000-memory.dmp

Filesize
1.2MB

Download
memory/2988-36-0x0000000000E10000-0x0000000001210000-memory.dmp

Filesize
4.0MB

Download
memory/2988-22-0x0000000000BA0000-0x0000000000CD7000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads