formbook | 4faf527fcde9f38b487c5f4a7c29dcba98977f664c1f2c8be13bc88c7232f496

General

Target

03804099.exe
Size

715KB
MD5

98f77c40ece5a0af4f1a4597ab414fda
SHA1

08e01cd1e38e764d508097ac6cf4aa401f432dae
SHA256

4faf527fcde9f38b487c5f4a7c29dcba98977f664c1f2c8be13bc88c7232f496
SHA512

62bafb8b9701b13934675249f184e413e8dae43cd10e359c610af1f3c903941b1c291858df0a60292c5d0f059a206b15df15d855f4fc78b7cd84c1f5c2076b32
SSDEEP

12288:k9PM7q6bpw4dcZda/igiO/fY68YwdxY8TWStwnDlxgoM6HEykHUAaa3bDXB:zzu4CZdONfV8YwLY8C3lxgoM6HRk0ADx

Score

10^/10

formbook xchu rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

xchu

Decoy

zcartoons.com

castilloshowroom.com

3bmmdtod.life

misaxoxo.com

nadiya.online

sykkbup29.xyz

triciaaprimrosevp.com

newleter.com

ptzslk.xyz

lightbulbfestival.com

texaslandline.com

ideeintemporelle.com

girljustdoitpodcast.com

medimediamarketing.com

bunk7outfitters.com

charlievgrfminnick.click

lifestyleinthehome.com

atfbestsale.online

frontdoorproperties.co.uk

grandpaswag2024.info

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/764-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/764-69-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/764-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/940-76-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1264 cmd.exe

pid	process
1264	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

03804099.exe03804099.exesystray.exe

description	pid	process	target process
PID 836 set thread context of 764	836	03804099.exe	03804099.exe
PID 764 set thread context of 1292	764	03804099.exe	Explorer.EXE
PID 764 set thread context of 1292	764	03804099.exe	Explorer.EXE
PID 940 set thread context of 1292	940	systray.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

03804099.exe03804099.exesystray.exe

pid	process
836	03804099.exe
764	03804099.exe
764	03804099.exe
764	03804099.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe
940	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1292 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

03804099.exesystray.exe

pid process

764 03804099.exe
764 03804099.exe
764 03804099.exe
764 03804099.exe
940 systray.exe
940 systray.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

03804099.exe03804099.exesystray.exe

description pid process

Token: SeDebugPrivilege 836 03804099.exe
Token: SeDebugPrivilege 764 03804099.exe
Token: SeDebugPrivilege 940 systray.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1292 Explorer.EXE
1292 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1292 Explorer.EXE
1292 Explorer.EXE

pid	process
1292	Explorer.EXE

pid	process
764	03804099.exe
764	03804099.exe
764	03804099.exe
764	03804099.exe
940	systray.exe
940	systray.exe

description	pid	process
Token: SeDebugPrivilege	836	03804099.exe
Token: SeDebugPrivilege	764	03804099.exe
Token: SeDebugPrivilege	940	systray.exe

pid	process
1292	Explorer.EXE
1292	Explorer.EXE

pid	process
1292	Explorer.EXE
1292	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

03804099.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 836 wrote to memory of 1468	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 1468	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 1468	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 1468	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 836 wrote to memory of 764	836	03804099.exe	03804099.exe
PID 1292 wrote to memory of 940	1292	Explorer.EXE	systray.exe
PID 1292 wrote to memory of 940	1292	Explorer.EXE	systray.exe
PID 1292 wrote to memory of 940	1292	Explorer.EXE	systray.exe
PID 1292 wrote to memory of 940	1292	Explorer.EXE	systray.exe
PID 940 wrote to memory of 1264	940	systray.exe	cmd.exe
PID 940 wrote to memory of 1264	940	systray.exe	cmd.exe
PID 940 wrote to memory of 1264	940	systray.exe	cmd.exe
PID 940 wrote to memory of 1264	940	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1292

C:\Users\Admin\AppData\Local\Temp\03804099.exe
"C:\Users\Admin\AppData\Local\Temp\03804099.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

C:\Users\Admin\AppData\Local\Temp\03804099.exe
"C:\Users\Admin\AppData\Local\Temp\03804099.exe"
3⤵
PID:1468

C:\Users\Admin\AppData\Local\Temp\03804099.exe
"C:\Users\Admin\AppData\Local\Temp\03804099.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:764

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:940

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\03804099.exe"
3⤵
- Deletes itself
PID:1264

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/764-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/764-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/764-71-0x0000000000260000-0x0000000000274000-memory.dmp

Filesize
80KB

Download
memory/764-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/764-67-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/764-66-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download
memory/764-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/764-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/764-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/836-60-0x0000000004400000-0x0000000004438000-memory.dmp

Filesize
224KB

Download
memory/836-54-0x0000000000F40000-0x0000000000FF8000-memory.dmp

Filesize
736KB

Download
memory/836-59-0x0000000005650000-0x00000000056C0000-memory.dmp

Filesize
448KB

Download
memory/836-58-0x0000000000450000-0x000000000045C000-memory.dmp

Filesize
48KB

Download
memory/836-55-0x00000000048E0000-0x0000000004920000-memory.dmp

Filesize
256KB

Download
memory/836-57-0x00000000048E0000-0x0000000004920000-memory.dmp

Filesize
256KB

Download
memory/836-56-0x00000000009F0000-0x0000000000A04000-memory.dmp

Filesize
80KB

Download
memory/940-75-0x0000000000820000-0x0000000000825000-memory.dmp

Filesize
20KB

Download
memory/940-74-0x0000000000820000-0x0000000000825000-memory.dmp

Filesize
20KB

Download
memory/940-76-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/940-77-0x00000000020E0000-0x00000000023E3000-memory.dmp

Filesize
3.0MB

Download
memory/940-79-0x00000000006C0000-0x0000000000753000-memory.dmp

Filesize
588KB

Download
memory/1292-72-0x0000000006A10000-0x0000000006B18000-memory.dmp

Filesize
1.0MB

Download
memory/1292-68-0x0000000006380000-0x00000000064A7000-memory.dmp

Filesize
1.2MB

Download
memory/1292-80-0x00000000071A0000-0x00000000072E5000-memory.dmp

Filesize
1.3MB

Download
memory/1292-81-0x00000000071A0000-0x00000000072E5000-memory.dmp

Filesize
1.3MB

Download
memory/1292-83-0x00000000071A0000-0x00000000072E5000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads