formbook | 29e01694dfdb882f3922844f2fa640eb19fb99ff1179ac378df15b45fac32f11

General

Target

soa.exe
Size

733KB
MD5

430cb910503e0fb17dea4259ad82e0c9
SHA1

2a6d2f9521ff771c5320719f7142ddec7163e2b7
SHA256

29e01694dfdb882f3922844f2fa640eb19fb99ff1179ac378df15b45fac32f11
SHA512

1cb05ab896d6f2ca211d25242fdf515ce7399e53bd09e697f621a6bc911a0ac098e9bfe3d5cbb623629e3ca10d5474d429bc8c07ab2a07d02f6c1fa9ea2dd288

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

Xloader Payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1388-62-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1388-63-0x000000000041F2C0-mapping.dmp	xloader
behavioral1/memory/1388-69-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1724-73-0x0000000000080000-0x00000000000AB000-memory.dmp	xloader
behavioral1/memory/1724-76-0x0000000000080000-0x00000000000AB000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1912 cmd.exe

pid	process
1912	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

help.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	help.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DDITEZIXN8SL = "C:\\Program Files (x86)\\Vtd_\\mfck6qliv8.exe"	help.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

soa.exesoa.exehelp.exe

description	pid	process	target process
PID 1680 set thread context of 1388	1680	soa.exe	soa.exe
PID 1388 set thread context of 1296	1388	soa.exe	Explorer.EXE
PID 1724 set thread context of 1296	1724	help.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

help.exe

description ioc process

File opened for modification C:\Program Files (x86)\Vtd_\mfck6qliv8.exe help.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Vtd_\mfck6qliv8.exe	help.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

help.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	help.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

soa.exehelp.exe

pid	process
1388	soa.exe
1388	soa.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe
1724	help.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

soa.exehelp.exe

pid process

1388 soa.exe
1388 soa.exe
1388 soa.exe
1724 help.exe
1724 help.exe
1724 help.exe
1724 help.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

soa.exehelp.exe

description pid process

Token: SeDebugPrivilege 1388 soa.exe
Token: SeDebugPrivilege 1724 help.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1296 Explorer.EXE
1296 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1296 Explorer.EXE
1296 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1388	soa.exe
Token: SeDebugPrivilege	1724	help.exe

pid	process
1296	Explorer.EXE
1296	Explorer.EXE

pid	process
1296	Explorer.EXE
1296	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

soa.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1680 wrote to memory of 1388	1680	soa.exe	soa.exe
PID 1296 wrote to memory of 1724	1296	Explorer.EXE	help.exe
PID 1296 wrote to memory of 1724	1296	Explorer.EXE	help.exe
PID 1296 wrote to memory of 1724	1296	Explorer.EXE	help.exe
PID 1296 wrote to memory of 1724	1296	Explorer.EXE	help.exe
PID 1724 wrote to memory of 1912	1724	help.exe	cmd.exe
PID 1724 wrote to memory of 1912	1724	help.exe	cmd.exe
PID 1724 wrote to memory of 1912	1724	help.exe	cmd.exe
PID 1724 wrote to memory of 1912	1724	help.exe	cmd.exe
PID 1724 wrote to memory of 1428	1724	help.exe	Firefox.exe
PID 1724 wrote to memory of 1428	1724	help.exe	Firefox.exe
PID 1724 wrote to memory of 1428	1724	help.exe	Firefox.exe
PID 1724 wrote to memory of 1428	1724	help.exe	Firefox.exe
PID 1724 wrote to memory of 1428	1724	help.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1296

C:\Users\Admin\AppData\Local\Temp\soa.exe
"C:\Users\Admin\AppData\Local\Temp\soa.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Local\Temp\soa.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1388

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
2⤵
- Adds 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:1724

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\soa.exe"
3⤵
- Deletes itself
PID:1912

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1428

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

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1296-67-0x0000000006A10000-0x0000000006B05000-memory.dmp

Filesize
980KB

Download
memory/1296-77-0x0000000008E30000-0x0000000008F55000-memory.dmp

Filesize
1.1MB

Download
memory/1296-75-0x0000000008E30000-0x0000000008F55000-memory.dmp

Filesize
1.1MB

Download
memory/1388-59-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1388-60-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1388-62-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1388-63-0x000000000041F2C0-mapping.dmp

Download
memory/1388-65-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/1388-66-0x00000000001D0000-0x00000000001E1000-memory.dmp

Filesize
68KB

Download
memory/1388-69-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1680-56-0x00000000004D0000-0x00000000004DA000-memory.dmp

Filesize
40KB

Download
memory/1680-54-0x0000000000F50000-0x000000000100C000-memory.dmp

Filesize
752KB

Download
memory/1680-57-0x0000000004940000-0x00000000049C2000-memory.dmp

Filesize
520KB

Download
memory/1680-58-0x0000000000650000-0x0000000000682000-memory.dmp

Filesize
200KB

Download
memory/1680-55-0x0000000076451000-0x0000000076453000-memory.dmp

Filesize
8KB

Download
memory/1724-68-0x0000000000000000-mapping.dmp

Download
memory/1724-72-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/1724-73-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/1724-74-0x0000000000550000-0x00000000005E0000-memory.dmp

Filesize
576KB

Download
memory/1724-71-0x0000000000F70000-0x0000000000F76000-memory.dmp

Filesize
24KB

Download
memory/1724-76-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/1912-70-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads