formbook | 0806d22c60c3de1ea16a521d75e299e95e88bb578bee2d5439761ed7fb43372a

General

Target

shipping doc.exe
Size

457KB
MD5

4e949c0a2785b46e91af2a6b100354de
SHA1

f7634b853f424ebee8052c267713dfaa3cd45023
SHA256

0806d22c60c3de1ea16a521d75e299e95e88bb578bee2d5439761ed7fb43372a
SHA512

55b031f582f6955a3a5c12125c36cc1b215f0475d3db0ce402ac3af5750c15a52bf430285f3f11ee8ee61331bddc59a06af0b2efb36bea0efa6f966ecef6e353

Score

10^/10

formbook xloader a8hq loader persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

a8hq

Decoy

veteransductcleaning.com

beajtjunkies.com

houseofascofi.com

scottsdalemediator.com

atelyadesign.com

profitcase.pro

imtokenio.club

qinglingpai.com

bigsmile-meal.net

daytonlivestream.com

aspiradores10.online

ytybs120.com

hdatelier.com

bearpierce.com

yeson28ca.com

booklearner.com

m8j9.club

mmophamthinhlegend.space

hq4a7o6zb.com

sophiadaki.online

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1140-136-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/1140-142-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/2968-146-0x0000000000110000-0x000000000013B000-memory.dmp	xloader
behavioral2/memory/2968-149-0x0000000000110000-0x000000000013B000-memory.dmp	xloader

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	systray.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\D8EHE = "C:\\Program Files (x86)\\Dilu0\\mtbhejh50a.exe"	systray.exe

Executes dropped EXE 1 IoCs

Processes:

mtbhejh50a.exe

pid process

4556 mtbhejh50a.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

pid	process
4556	mtbhejh50a.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

shipping doc.exeshipping doc.exesystray.exe

description	pid	process	target process
PID 3384 set thread context of 1140	3384	shipping doc.exe	shipping doc.exe
PID 1140 set thread context of 1124	1140	shipping doc.exe	Explorer.EXE
PID 2968 set thread context of 1124	2968	systray.exe	Explorer.EXE

Drops file in Program Files directory 4 IoCs

Processes:

Explorer.EXEsystray.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Dilu0\mtbhejh50a.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\Dilu0\mtbhejh50a.exe	systray.exe
File opened for modification	C:\Program Files (x86)\Dilu0	Explorer.EXE
File created	C:\Program Files (x86)\Dilu0\mtbhejh50a.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	systray.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

Processes:

shipping doc.exesystray.exe

pid	process
1140	shipping doc.exe
1140	shipping doc.exe
1140	shipping doc.exe
1140	shipping doc.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe
2968	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1124 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

shipping doc.exesystray.exe

pid process

1140 shipping doc.exe
1140 shipping doc.exe
1140 shipping doc.exe
2968 systray.exe
2968 systray.exe
2968 systray.exe
2968 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

shipping doc.exesystray.exe

description pid process

Token: SeDebugPrivilege 1140 shipping doc.exe
Token: SeDebugPrivilege 2968 systray.exe

pid	process
1124	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1140	shipping doc.exe
Token: SeDebugPrivilege	2968	systray.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

shipping doc.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 3384 wrote to memory of 1140	3384	shipping doc.exe	shipping doc.exe
PID 3384 wrote to memory of 1140	3384	shipping doc.exe	shipping doc.exe
PID 3384 wrote to memory of 1140	3384	shipping doc.exe	shipping doc.exe
PID 3384 wrote to memory of 1140	3384	shipping doc.exe	shipping doc.exe
PID 3384 wrote to memory of 1140	3384	shipping doc.exe	shipping doc.exe
PID 3384 wrote to memory of 1140	3384	shipping doc.exe	shipping doc.exe
PID 1124 wrote to memory of 2968	1124	Explorer.EXE	systray.exe
PID 1124 wrote to memory of 2968	1124	Explorer.EXE	systray.exe
PID 1124 wrote to memory of 2968	1124	Explorer.EXE	systray.exe
PID 2968 wrote to memory of 2912	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 2912	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 2912	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 1400	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 1400	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 1400	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 4032	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 4032	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 4032	2968	systray.exe	cmd.exe
PID 2968 wrote to memory of 2200	2968	systray.exe	Firefox.exe
PID 2968 wrote to memory of 2200	2968	systray.exe	Firefox.exe
PID 2968 wrote to memory of 2200	2968	systray.exe	Firefox.exe
PID 1124 wrote to memory of 4556	1124	Explorer.EXE	mtbhejh50a.exe
PID 1124 wrote to memory of 4556	1124	Explorer.EXE	mtbhejh50a.exe
PID 1124 wrote to memory of 4556	1124	Explorer.EXE	mtbhejh50a.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1124

C:\Users\Admin\AppData\Local\Temp\shipping doc.exe
"C:\Users\Admin\AppData\Local\Temp\shipping doc.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3384

C:\Users\Admin\AppData\Local\Temp\shipping doc.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1140

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2968

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\shipping doc.exe"
3⤵
PID:2912

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
3⤵
PID:1400

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
3⤵
PID:4032

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2200

C:\Program Files (x86)\Dilu0\mtbhejh50a.exe
"C:\Program Files (x86)\Dilu0\mtbhejh50a.exe"
2⤵
- Executes dropped EXE
PID:4556

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Dilu0\mtbhejh50a.exe
Filesize
457KB

MD5
4e949c0a2785b46e91af2a6b100354de

SHA1
f7634b853f424ebee8052c267713dfaa3cd45023

SHA256
0806d22c60c3de1ea16a521d75e299e95e88bb578bee2d5439761ed7fb43372a

SHA512
55b031f582f6955a3a5c12125c36cc1b215f0475d3db0ce402ac3af5750c15a52bf430285f3f11ee8ee61331bddc59a06af0b2efb36bea0efa6f966ecef6e353

Download Submit
C:\Program Files (x86)\Dilu0\mtbhejh50a.exe
Filesize
457KB

MD5
4e949c0a2785b46e91af2a6b100354de

SHA1
f7634b853f424ebee8052c267713dfaa3cd45023

SHA256
0806d22c60c3de1ea16a521d75e299e95e88bb578bee2d5439761ed7fb43372a

SHA512
55b031f582f6955a3a5c12125c36cc1b215f0475d3db0ce402ac3af5750c15a52bf430285f3f11ee8ee61331bddc59a06af0b2efb36bea0efa6f966ecef6e353

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
48KB

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
memory/1124-140-0x0000000007EC0000-0x0000000007FCB000-memory.dmp

Filesize
1.0MB

Download
memory/1124-150-0x0000000007FD0000-0x0000000008138000-memory.dmp

Filesize
1.4MB

Download
memory/1124-148-0x0000000007FD0000-0x0000000008138000-memory.dmp

Filesize
1.4MB

Download
memory/1140-136-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1140-138-0x0000000001430000-0x000000000177A000-memory.dmp

Filesize
3.3MB

Download
memory/1140-139-0x0000000001780000-0x0000000001791000-memory.dmp

Filesize
68KB

Download
memory/1140-142-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1140-135-0x0000000000000000-mapping.dmp

Download
memory/1400-151-0x0000000000000000-mapping.dmp

Download
memory/2912-143-0x0000000000000000-mapping.dmp

Download
memory/2968-141-0x0000000000000000-mapping.dmp

Download
memory/2968-146-0x0000000000110000-0x000000000013B000-memory.dmp

Filesize
172KB

Download
memory/2968-147-0x0000000000C50000-0x0000000000CE0000-memory.dmp

Filesize
576KB

Download
memory/2968-145-0x00000000023A0000-0x00000000026EA000-memory.dmp

Filesize
3.3MB

Download
memory/2968-149-0x0000000000110000-0x000000000013B000-memory.dmp

Filesize
172KB

Download
memory/2968-144-0x0000000000DD0000-0x0000000000DD6000-memory.dmp

Filesize
24KB

Download
memory/3384-130-0x0000000000040000-0x00000000000B8000-memory.dmp

Filesize
480KB

Download
memory/3384-134-0x0000000004A60000-0x0000000004A6A000-memory.dmp

Filesize
40KB

Download
memory/3384-133-0x0000000004B60000-0x0000000004BFC000-memory.dmp

Filesize
624KB

Download
memory/3384-132-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/3384-131-0x0000000004FD0000-0x0000000005574000-memory.dmp

Filesize
5.6MB

Download
memory/4032-153-0x0000000000000000-mapping.dmp

Download
memory/4556-155-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads