guloader | 40d656064f338170882f2de5b2983bd751d102c5986a84ab6a8bd6c61adbf0fc

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-en-20211208
submitted
21-01-2022 01:39

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General

Target

wix.exe
Size

197KB
MD5

c509c11adc8929e2a932b4bda1216791
SHA1

985cf44ab37c06fe2d544cc350210e4a65eb3136
SHA256

40d656064f338170882f2de5b2983bd751d102c5986a84ab6a8bd6c61adbf0fc
SHA512

e537eb81f104dd55e818f6d516fa11fb9e5f7407436d570b76b5e69fc1cf33e5b114404000d02d1bdea0b2ae2bd4c632f3d3a84bdb4af63ed821e4dae7a9187c

Score

10^/10

guloader pony collection discovery downloader rat spyware stealer suricata

Malware Config

Extracted

Family

pony

http://windowssecuritycheck.gdn/jx/p/gate.php

Signatures

Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Pony,Fareit
Pony is a Remote Access Trojan application that steals information.
rat spyware stealer pony
suricata: ET MALWARE Generic .bin download from Dotted Quad
suricata: ET MALWARE Generic .bin download from Dotted Quad
suricata

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

Processes:

wix.exewix.exe

description	ioc	process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	wix.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	wix.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1836 cmd.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1836	cmd.exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

wix.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	wix.exe

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

wix.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	wix.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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
Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs

Processes:

wix.exe

pid process

1860 wix.exe
1860 wix.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

wix.exewix.exe

pid process

1068 wix.exe
1860 wix.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

wix.exe

description pid process target process

PID 1068 set thread context of 1860 1068 wix.exe wix.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

wix.exe

pid process

1068 wix.exe

pid	process
1860	wix.exe
1860	wix.exe

pid	process
1068	wix.exe
1860	wix.exe

description	pid	process	target process
PID 1068 set thread context of 1860	1068	wix.exe	wix.exe

pid	process
1068	wix.exe

Suspicious use of AdjustPrivilegeToken 32 IoCs

Processes:

wix.exe

description	pid	process
Token: SeImpersonatePrivilege	1860	wix.exe
Token: SeTcbPrivilege	1860	wix.exe
Token: SeChangeNotifyPrivilege	1860	wix.exe
Token: SeCreateTokenPrivilege	1860	wix.exe
Token: SeBackupPrivilege	1860	wix.exe
Token: SeRestorePrivilege	1860	wix.exe
Token: SeIncreaseQuotaPrivilege	1860	wix.exe
Token: SeAssignPrimaryTokenPrivilege	1860	wix.exe
Token: SeImpersonatePrivilege	1860	wix.exe
Token: SeTcbPrivilege	1860	wix.exe
Token: SeChangeNotifyPrivilege	1860	wix.exe
Token: SeCreateTokenPrivilege	1860	wix.exe
Token: SeBackupPrivilege	1860	wix.exe
Token: SeRestorePrivilege	1860	wix.exe
Token: SeIncreaseQuotaPrivilege	1860	wix.exe
Token: SeAssignPrimaryTokenPrivilege	1860	wix.exe
Token: SeImpersonatePrivilege	1860	wix.exe
Token: SeTcbPrivilege	1860	wix.exe
Token: SeChangeNotifyPrivilege	1860	wix.exe
Token: SeCreateTokenPrivilege	1860	wix.exe
Token: SeBackupPrivilege	1860	wix.exe
Token: SeRestorePrivilege	1860	wix.exe
Token: SeIncreaseQuotaPrivilege	1860	wix.exe
Token: SeAssignPrimaryTokenPrivilege	1860	wix.exe
Token: SeImpersonatePrivilege	1860	wix.exe
Token: SeTcbPrivilege	1860	wix.exe
Token: SeChangeNotifyPrivilege	1860	wix.exe
Token: SeCreateTokenPrivilege	1860	wix.exe
Token: SeBackupPrivilege	1860	wix.exe
Token: SeRestorePrivilege	1860	wix.exe
Token: SeIncreaseQuotaPrivilege	1860	wix.exe
Token: SeAssignPrimaryTokenPrivilege	1860	wix.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

wix.exe

pid process

1068 wix.exe

pid	process
1068	wix.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

wix.exewix.exe

description	pid	process	target process
PID 1068 wrote to memory of 1860	1068	wix.exe	wix.exe
PID 1068 wrote to memory of 1860	1068	wix.exe	wix.exe
PID 1068 wrote to memory of 1860	1068	wix.exe	wix.exe
PID 1068 wrote to memory of 1860	1068	wix.exe	wix.exe
PID 1068 wrote to memory of 1860	1068	wix.exe	wix.exe
PID 1860 wrote to memory of 1836	1860	wix.exe	cmd.exe
PID 1860 wrote to memory of 1836	1860	wix.exe	cmd.exe
PID 1860 wrote to memory of 1836	1860	wix.exe	cmd.exe
PID 1860 wrote to memory of 1836	1860	wix.exe	cmd.exe

outlook_win_path 1 IoCs

Processes:

wix.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	wix.exe

C:\Users\Admin\AppData\Local\Temp\wix.exe
"C:\Users\Admin\AppData\Local\Temp\wix.exe"
1⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1068

C:\Users\Admin\AppData\Local\Temp\wix.exe
"C:\Users\Admin\AppData\Local\Temp\wix.exe"
2⤵
- Checks QEMU agent file
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:1860

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\259432143.bat" "C:\Users\Admin\AppData\Local\Temp\wix.exe" "
3⤵
- Deletes itself
PID:1836

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\259432143.bat
MD5
3880eeb1c736d853eb13b44898b718ab

SHA1
4eec9d50360cd815211e3c4e6bdd08271b6ec8e6

SHA256
936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7

SHA512
3eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b

Download Submit
memory/1068-56-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download
memory/1068-58-0x0000000075341000-0x0000000075343000-memory.dmp

Filesize
8KB

Download
memory/1068-60-0x0000000077250000-0x00000000773F9000-memory.dmp

Filesize
1.7MB

Download
memory/1068-61-0x0000000077430000-0x00000000775B0000-memory.dmp

Filesize
1.5MB

Download
memory/1860-62-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/1860-63-0x00000000001B0000-0x00000000003C0000-memory.dmp

Filesize
2.1MB

Download
memory/1860-66-0x0000000077250000-0x00000000773F9000-memory.dmp

Filesize
1.7MB

Download
memory/1860-67-0x0000000077430000-0x00000000775B0000-memory.dmp

Filesize
1.5MB

Download
memory/1860-68-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download