vipkeylogger | b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126

General

Target

b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
Size

823KB
MD5

08df52a7ad901e5f5ce650684ff6ceef
SHA1

2f794358f6561b2a4e763f0c3056f2f7a1eb6d1b
SHA256

b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126
SHA512

049ec2f9b29dbe4427ac7d70637eb397bfc28b19e71f7db6975e6aa8708dd11aa15bc039a04e6ce016814f614a17c6b52dbfc572f5c21c9282b14009098b474c
SSDEEP

12288:HrlY00jXYd1rn1jldZC3ThHVBbIxpOPRAXC4z28O9MWEYD0CCkUWkG2DtKotZtg6:HrldTrR01V9Ie5gCo3BCnDWZKotZy6

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7806539045:AAHS_c4IrL4UyjnLLxTQose6stkMIcfx4yg/sendMessage?chat_id=7727510436

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
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.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
19	checkip.dyndns.org
23	reallyfreegeoip.org
24	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1216 set thread context of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 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	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2752	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
2752	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97
PID 1216 wrote to memory of 2752	1216	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe

C:\Users\Admin\AppData\Local\Temp\b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
"C:\Users\Admin\AppData\Local\Temp\b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe
  "C:\Users\Admin\AppData\Local\Temp\b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1216-8-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-3-0x0000000005360000-0x00000000053F2000-memory.dmp

Filesize
584KB

Download
memory/1216-10-0x000000000B110000-0x000000000B1AC000-memory.dmp

Filesize
624KB

Download
memory/1216-9-0x0000000002C20000-0x0000000002CAE000-memory.dmp

Filesize
568KB

Download
memory/1216-5-0x0000000005410000-0x000000000541A000-memory.dmp

Filesize
40KB

Download
memory/1216-6-0x0000000005770000-0x000000000578E000-memory.dmp

Filesize
120KB

Download
memory/1216-7-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/1216-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/1216-15-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-2-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/1216-4-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-1-0x00000000008B0000-0x0000000000982000-memory.dmp

Filesize
840KB

Download
memory/2752-14-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2752-19-0x0000000006D30000-0x0000000006D80000-memory.dmp

Filesize
320KB

Download
memory/2752-16-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2752-17-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2752-18-0x0000000006EB0000-0x0000000007072000-memory.dmp

Filesize
1.8MB

Download
memory/2752-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

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