Malware Analysis Report

2025-08-05 13:52

Sample ID 220621-kqk2tsegb4
Target 04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149
SHA256 04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149
Tags
formbook xloader zgtb loader persistence rat spyware stealer suricata trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149

Threat Level: Known bad

The file 04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149 was found to be: Known bad.

Malicious Activity Summary

formbook xloader zgtb loader persistence rat spyware stealer suricata trojan

Formbook

suricata: ET MALWARE FormBook CnC Checkin (GET)

Xloader

suricata: ET MALWARE FormBook CnC Checkin (POST) M2

Xloader Payload

Reads user/profile data of web browsers

Adds Run key to start application

Suspicious use of SetThreadContext

Drops file in Program Files directory

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-06-21 08:48

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-06-21 08:48

Reported

2022-06-21 08:50

Platform

win10v2004-20220414-en

Max time kernel

150s

Max time network

153s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Xloader

loader xloader

suricata: ET MALWARE FormBook CnC Checkin (GET)

suricata

suricata: ET MALWARE FormBook CnC Checkin (POST) M2

suricata

Xloader Payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run C:\Windows\SysWOW64\colorcpl.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AR9L_RJ0JX4 = "C:\\Program Files (x86)\\D5jjhq\\plyxg8p3d.exe" C:\Windows\SysWOW64\colorcpl.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\D5jjhq\plyxg8p3d.exe C:\Windows\SysWOW64\colorcpl.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \Registry\User\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 C:\Windows\SysWOW64\colorcpl.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\colorcpl.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4584 wrote to memory of 3652 N/A C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
PID 4584 wrote to memory of 3652 N/A C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
PID 4584 wrote to memory of 3652 N/A C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
PID 4584 wrote to memory of 3652 N/A C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
PID 4584 wrote to memory of 3652 N/A C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
PID 4584 wrote to memory of 3652 N/A C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
PID 3020 wrote to memory of 1804 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\colorcpl.exe
PID 3020 wrote to memory of 1804 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\colorcpl.exe
PID 3020 wrote to memory of 1804 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\colorcpl.exe
PID 1804 wrote to memory of 4944 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 4944 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 4944 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 2288 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 2288 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 2288 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 1260 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 1260 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 1260 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 1804 wrote to memory of 3588 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Program Files\Mozilla Firefox\Firefox.exe
PID 1804 wrote to memory of 3588 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Program Files\Mozilla Firefox\Firefox.exe
PID 1804 wrote to memory of 3588 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Program Files\Mozilla Firefox\Firefox.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe

"C:\Users\Admin\AppData\Local\Temp\04e6039e29e0b8f6fb1ec1502a3225c74c4c18f6c0ba1ce10eb2c834ede7f149.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"

C:\Windows\SysWOW64\colorcpl.exe

"C:\Windows\SysWOW64\colorcpl.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"

C:\Windows\SysWOW64\cmd.exe

/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V

C:\Windows\SysWOW64\cmd.exe

/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V

C:\Program Files\Mozilla Firefox\Firefox.exe

"C:\Program Files\Mozilla Firefox\Firefox.exe"

Network

Country Destination Domain Proto
GB 51.132.193.105:443 tcp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 www.globalcityb.com udp
US 8.8.8.8:53 www.fxivcama.com udp
US 69.57.161.210:80 www.fxivcama.com tcp
US 8.253.208.112:80 tcp
US 8.253.208.112:80 tcp
US 8.253.208.112:80 tcp
US 8.8.8.8:53 www.zs-yaoshi.com udp
US 166.88.174.43:80 www.zs-yaoshi.com tcp
FR 2.18.109.224:443 tcp
US 104.18.24.243:80 tcp
US 8.8.8.8:53 www.zs-yaoshi.com udp
US 166.88.174.43:80 www.zs-yaoshi.com tcp
US 166.88.174.43:80 www.zs-yaoshi.com tcp
US 166.88.174.43:80 www.zs-yaoshi.com tcp
US 166.88.174.43:80 www.zs-yaoshi.com tcp
US 166.88.174.43:80 www.zs-yaoshi.com tcp
US 8.8.8.8:53 www.moradagroup.tech udp
US 8.8.8.8:53 www.can-amexico.com udp
US 198.54.115.40:80 www.can-amexico.com tcp
US 198.54.115.40:80 www.can-amexico.com tcp
US 198.54.115.40:80 www.can-amexico.com tcp

Files

memory/4584-130-0x00000000007A0000-0x0000000000802000-memory.dmp

memory/3652-131-0x0000000000000000-mapping.dmp

memory/3652-132-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3652-134-0x0000000000400000-0x000000000042B000-memory.dmp

memory/3652-135-0x0000000001230000-0x000000000157A000-memory.dmp

memory/3652-136-0x00000000010D0000-0x00000000010E1000-memory.dmp

memory/3020-137-0x0000000008110000-0x0000000008242000-memory.dmp

memory/1804-138-0x0000000000000000-mapping.dmp

memory/4944-139-0x0000000000000000-mapping.dmp

memory/1804-140-0x0000000000C70000-0x0000000000C89000-memory.dmp

memory/1804-141-0x0000000000730000-0x000000000075B000-memory.dmp

memory/1804-142-0x0000000002960000-0x0000000002CAA000-memory.dmp

memory/1804-143-0x0000000000730000-0x000000000075B000-memory.dmp

memory/1804-144-0x0000000002700000-0x0000000002790000-memory.dmp

memory/3020-145-0x0000000003110000-0x00000000031AA000-memory.dmp

memory/3020-146-0x0000000003110000-0x00000000031AA000-memory.dmp

memory/2288-147-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\DB1

MD5 b608d407fc15adea97c26936bc6f03f6
SHA1 953e7420801c76393902c0d6bb56148947e41571
SHA256 b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf
SHA512 cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

memory/1260-149-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\DB1

MD5 349e6eb110e34a08924d92f6b334801d
SHA1 bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256 c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA512 2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574