formbook | 9c22f08fc1cbbb249b54adba03b6a03957cef4181c4161401085db2dd4383570

General

Target

tmp.exe
Size

631KB
MD5

7d6ff1922141c5a973665b8fbf23ad28
SHA1

d3e359ba67218bc6ee10a87fb4e5f4d811f2b8cd
SHA256

9c22f08fc1cbbb249b54adba03b6a03957cef4181c4161401085db2dd4383570
SHA512

009cb7a687d11300a01ebf506abd0d91bc43b199ac8bea0155cfc9c86ae19640fbb2422ed4390ee2c0b4ffa7501849b6e225bbd25300d032e107e7a03baede7e
SSDEEP

12288:AwhuJ1Qvhzps7LZ3CUlebztjq7dfaveSS8Ol7amatoVYX9csg87:zuJWs7LZoztjqTS5Ol7akVYXy5

Score

10^/10

formbook d06c rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d06c

Decoy

douglasdetoledopiza.com

yxcc.online

primo.llc

mediamomos.com

cosmetiq-pro.com

22labs.tech

turbowashing.com

lindaivell.site

princess-bed.club

groundget.cfd

agretaminiousa.com

lomoni.com

nessesse.us

lexgo.cloud

halilsener.xyz

kirokubo.cloud

corotip.sbs

meghq.net

5y6s.world

weasib.online

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1988-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1988-64-0x000000000041F120-mapping.dmp	formbook
behavioral1/memory/1988-70-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1932-73-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook
behavioral1/memory/1932-77-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

584 cmd.exe

pid	process
584	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

tmp.exetmp.exewlanext.exe

description	pid	process	target process
PID 1492 set thread context of 1988	1492	tmp.exe	tmp.exe
PID 1988 set thread context of 1420	1988	tmp.exe	Explorer.EXE
PID 1932 set thread context of 1420	1932	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

tmp.exewlanext.exe

pid	process
1988	tmp.exe
1988	tmp.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe
1932	wlanext.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

tmp.exewlanext.exe

pid process

1988 tmp.exe
1988 tmp.exe
1988 tmp.exe
1932 wlanext.exe
1932 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

tmp.exewlanext.exe

description pid process

Token: SeDebugPrivilege 1988 tmp.exe
Token: SeDebugPrivilege 1932 wlanext.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1420 Explorer.EXE
1420 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1420 Explorer.EXE
1420 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1988	tmp.exe
Token: SeDebugPrivilege	1932	wlanext.exe

pid	process
1420	Explorer.EXE
1420	Explorer.EXE

pid	process
1420	Explorer.EXE
1420	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

tmp.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1492 wrote to memory of 1988	1492	tmp.exe	tmp.exe
PID 1420 wrote to memory of 1932	1420	Explorer.EXE	wlanext.exe
PID 1420 wrote to memory of 1932	1420	Explorer.EXE	wlanext.exe
PID 1420 wrote to memory of 1932	1420	Explorer.EXE	wlanext.exe
PID 1420 wrote to memory of 1932	1420	Explorer.EXE	wlanext.exe
PID 1932 wrote to memory of 584	1932	wlanext.exe	cmd.exe
PID 1932 wrote to memory of 584	1932	wlanext.exe	cmd.exe
PID 1932 wrote to memory of 584	1932	wlanext.exe	cmd.exe
PID 1932 wrote to memory of 584	1932	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1420

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1492

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1988

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Deletes itself
PID:584

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/584-71-0x0000000000000000-mapping.dmp

Download
memory/1420-68-0x0000000006B70000-0x0000000006C79000-memory.dmp

Filesize
1.0MB

Download
memory/1420-78-0x0000000007CC0000-0x0000000007E47000-memory.dmp

Filesize
1.5MB

Download
memory/1420-76-0x0000000007CC0000-0x0000000007E47000-memory.dmp

Filesize
1.5MB

Download
memory/1492-59-0x0000000004D60000-0x0000000004D94000-memory.dmp

Filesize
208KB

Download
memory/1492-55-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/1492-56-0x0000000004350000-0x000000000436A000-memory.dmp

Filesize
104KB

Download
memory/1492-54-0x0000000000D70000-0x0000000000E14000-memory.dmp

Filesize
656KB

Download
memory/1492-58-0x0000000004FF0000-0x0000000005060000-memory.dmp

Filesize
448KB

Download
memory/1492-57-0x0000000000650000-0x000000000065C000-memory.dmp

Filesize
48KB

Download
memory/1932-72-0x0000000000EF0000-0x0000000000F06000-memory.dmp

Filesize
88KB

Download
memory/1932-77-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/1932-75-0x0000000000500000-0x0000000000593000-memory.dmp

Filesize
588KB

Download
memory/1932-74-0x0000000002310000-0x0000000002613000-memory.dmp

Filesize
3.0MB

Download
memory/1932-73-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/1932-69-0x0000000000000000-mapping.dmp

Download
memory/1988-64-0x000000000041F120-mapping.dmp

Download
memory/1988-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1988-67-0x0000000000200000-0x0000000000214000-memory.dmp

Filesize
80KB

Download
memory/1988-66-0x0000000000840000-0x0000000000B43000-memory.dmp

Filesize
3.0MB

Download
memory/1988-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1988-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1988-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads