58a2964ea18d6691a07cef9659522818834bd1665ef07e2bb55d9651a76614b3

General

Target
niggertest.exe
Size 255KB
Sample260531-dn1aeaa13p
SHA256 58a2964ea18d6691a07cef9659522818834bd1665ef07e2bb55d9651a76614b3
MD5 25d51277d1fad9381214aaf5bfadf07a
SHA1 26614734517c4404bff80fac48cfe5f8eb80068e
SHA512 a1a26633fcde045def7606097b2cf3a7f17f2760dcfa0190bc9bdefd2fa17eed865c6859e219ac4c6bbe8f0db7685192431c1888ce5863a63752a8cb1a4e68aa
SSDEEP 3072:ARYyGJwDsUAoyV0CdWvHNUdoTSBEegmIWZu1V1XnWO8j9XQIvn5bfIQ7SairKDy4:ARYfaDsh7WFUq2n9AoxgrKDA/Xyv
TLSH
T11C4419443BF95619F3BF5F79A8B050404AB6F92BAD1AD34D1C8620EC2E31B51EE50B63
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

collection discovery persistence privilege_escalation spyware stealer

Malware Config

Signatures

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	niggertest.exe
Key opened	\REGISTRY\USER\S-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	niggertest.exe
Key opened	\REGISTRY\USER\S-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	niggertest.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

Web Service

T1102

flow	ioc
1	api.gofile.io
10	api.gofile.io

Looks up external IP address via web service 2 IoCs

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

flow	ioc
1	icanhazip.com
1	ip-api.com

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
3448	netsh.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	niggertest.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	niggertest.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2072	niggertest.exe
2072	niggertest.exe
2072	niggertest.exe
2072	niggertest.exe
2072	niggertest.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2072	niggertest.exe
Token: SeDebugPrivilege	2072	niggertest.exe
Token: SeDebugPrivilege	2072	niggertest.exe
Token: SeDebugPrivilege	2072	niggertest.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 4500	2072	niggertest.exe	80
PID 2072 wrote to memory of 3448	2072	niggertest.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	niggertest.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	niggertest.exe

C:\Users\Admin\AppData\Local\Temp\niggertest.exe
"C:\Users\Admin\AppData\Local\Temp\niggertest.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2072
- C:\Windows\SYSTEM32\netsh.exe
  "netsh" wlan export profile key=clear folder="C:\Users\Admin\AppData\Local\Temp\UnixStealerWifiExport_e8c8defea56448a197498710a0d5e810"
  2⤵
  - Event Triggered Execution: Netsh Helper DLL
  PID:4500
- C:\Windows\SYSTEM32\netsh.exe
  "netsh" wlan show profiles
  2⤵
  - Event Triggered Execution: Netsh Helper DLL
  - System Network Configuration Discovery: Wi-Fi Discovery
  PID:3448