guloader | fffbbdd6e74f9c941142bf664be3eadaed24626e0a2c33dc7f9bb6ba6707e57a

General

Target

ULVER.exe
Size

197KB
MD5

3553730092aed51702858b9ba64f0ab3
SHA1

3adf8943bcc6692b82f5c25d21f040cf182427ad
SHA256

fffbbdd6e74f9c941142bf664be3eadaed24626e0a2c33dc7f9bb6ba6707e57a
SHA512

3c03f484b19084d7a5a4622878daabfc5ec089a1ccebbe82f0ea0caad3578ff823e40560ec1f0cbef5353cf77bc8baeb5617ae43c8e187ba996413dfd77b08b9

Score

10^/10

guloader lokibot collection downloader spyware stealer suricata trojan

Malware Config

Extracted

Family

lokibot

C2

http://windowssecuritycheck.gdn/mx/l/frefvdvdvfdfvdf.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

Signatures

Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Lokibot
Lokibot is a Password and CryptoCoin Wallet Stealer.
trojan spyware stealer lokibot
suricata: ET MALWARE Generic .bin download from Dotted Quad
suricata: ET MALWARE Generic .bin download from Dotted Quad
suricata
suricata: ET MALWARE LokiBot Checkin
suricata: ET MALWARE LokiBot Checkin
suricata
suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)
suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)
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:

ULVER.exeULVER.exe

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

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

ULVER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	ULVER.exe
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	ULVER.exe
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	ULVER.exe

Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs

Processes:

ULVER.exe

pid process

460 ULVER.exe
460 ULVER.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

ULVER.exeULVER.exe

pid process

624 ULVER.exe
460 ULVER.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ULVER.exe

description pid process target process

PID 624 set thread context of 460 624 ULVER.exe ULVER.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

ULVER.exe

pid process

624 ULVER.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

ULVER.exe

pid process

460 ULVER.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ULVER.exe

description pid process

Token: SeDebugPrivilege 460 ULVER.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ULVER.exe

pid process

624 ULVER.exe

pid	process
460	ULVER.exe
460	ULVER.exe

pid	process
624	ULVER.exe
460	ULVER.exe

description	pid	process	target process
PID 624 set thread context of 460	624	ULVER.exe	ULVER.exe

pid	process
624	ULVER.exe

pid	process
460	ULVER.exe

description	pid	process
Token: SeDebugPrivilege	460	ULVER.exe

pid	process
624	ULVER.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

ULVER.exe

description	pid	process	target process
PID 624 wrote to memory of 460	624	ULVER.exe	ULVER.exe
PID 624 wrote to memory of 460	624	ULVER.exe	ULVER.exe
PID 624 wrote to memory of 460	624	ULVER.exe	ULVER.exe
PID 624 wrote to memory of 460	624	ULVER.exe	ULVER.exe
PID 624 wrote to memory of 460	624	ULVER.exe	ULVER.exe

outlook_office_path 1 IoCs

Processes:

ULVER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	ULVER.exe

outlook_win_path 1 IoCs

Processes:

ULVER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	ULVER.exe

C:\Users\Admin\AppData\Local\Temp\ULVER.exe
"C:\Users\Admin\AppData\Local\Temp\ULVER.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:624

C:\Users\Admin\AppData\Local\Temp\ULVER.exe
"C:\Users\Admin\AppData\Local\Temp\ULVER.exe"
2⤵
- Checks QEMU agent file
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:460

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/460-64-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/460-65-0x00000000001B0000-0x00000000002B0000-memory.dmp

Filesize
1024KB

Download
memory/460-68-0x00000000776E0000-0x0000000077889000-memory.dmp

Filesize
1.7MB

Download
memory/460-69-0x00000000778C0000-0x0000000077A40000-memory.dmp

Filesize
1.5MB

Download
memory/460-70-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/624-57-0x0000000000250000-0x0000000000278000-memory.dmp

Filesize
160KB

Download
memory/624-59-0x00000000776E0000-0x0000000077889000-memory.dmp

Filesize
1.7MB

Download
memory/624-60-0x00000000778C0000-0x0000000077A40000-memory.dmp

Filesize
1.5MB

Download
memory/624-61-0x00000000758A1000-0x00000000758A3000-memory.dmp

Filesize
8KB

Download
memory/624-63-0x00000000778C0000-0x0000000077A40000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads