formbook | 80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386

General

Target

80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe
Size

548KB
MD5

52b4ab184953eb0206a26c7b6da611f9
SHA1

3efe986b907a864ea964fcf82a428dd36ef01b40
SHA256

80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386
SHA512

edc5200e160898142f436ba8403247501e9c7e0e98a7876797c0e0d3dfc1bcd9cfb5656fd44007c7d5b5ab9aa1ef2550df1d8e677c2d53082dd4b92b404e6a60

Score

10^/10

formbook de08 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

de08

Decoy

retirecloudyyard.com

fabiyan.xyz

chrisarlyde.com

selapex.com

vivalosgales.com

specialty-medicine.com

contasesolucoes.com

satunusanews.net

allyibc.com

alameda1876.com

artofdala.com

yukoidusp.xyz

steeldrumbandnearme.com

stonewedgetechnology.com

kentonai.com

macquarie-private.com

ddgwy.com

megagreenhousekits.com

descomplicaomarketing.com

inclusiverealtor.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2016-141-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2016-157-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3996-160-0x0000000000760000-0x000000000078F000-memory.dmp	formbook
behavioral2/memory/3996-168-0x0000000000760000-0x000000000078F000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exeRegSvcs.exemsdt.exe

description	pid	process	target process
PID 4392 set thread context of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 2016 set thread context of 1880	2016	RegSvcs.exe	Explorer.EXE
PID 3996 set thread context of 1880	3996	msdt.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3948 schtasks.exe

pid	process
3948	schtasks.exe

Modifies registry class 3 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 52 IoCs

Processes:

powershell.exeRegSvcs.exemsdt.exe

pid	process
540	powershell.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
540	powershell.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe
3996	msdt.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1880 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exemsdt.exe

pid process

2016 RegSvcs.exe
2016 RegSvcs.exe
2016 RegSvcs.exe
3996 msdt.exe
3996 msdt.exe

pid	process
1880	Explorer.EXE

pid	process
2016	RegSvcs.exe
2016	RegSvcs.exe
2016	RegSvcs.exe
3996	msdt.exe
3996	msdt.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

Processes:

powershell.exeRegSvcs.exemsdt.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	540	powershell.exe
Token: SeDebugPrivilege	2016	RegSvcs.exe
Token: SeDebugPrivilege	3996	msdt.exe
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE
Token: SeShutdownPrivilege	1880	Explorer.EXE
Token: SeCreatePagefilePrivilege	1880	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1880 Explorer.EXE
1880 Explorer.EXE

pid	process
1880	Explorer.EXE
1880	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exeExplorer.EXEmsdt.exe

description	pid	process	target process
PID 4392 wrote to memory of 540	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	powershell.exe
PID 4392 wrote to memory of 540	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	powershell.exe
PID 4392 wrote to memory of 540	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	powershell.exe
PID 4392 wrote to memory of 3948	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	schtasks.exe
PID 4392 wrote to memory of 3948	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	schtasks.exe
PID 4392 wrote to memory of 3948	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	schtasks.exe
PID 4392 wrote to memory of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 4392 wrote to memory of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 4392 wrote to memory of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 4392 wrote to memory of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 4392 wrote to memory of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 4392 wrote to memory of 2016	4392	80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe	RegSvcs.exe
PID 1880 wrote to memory of 3996	1880	Explorer.EXE	msdt.exe
PID 1880 wrote to memory of 3996	1880	Explorer.EXE	msdt.exe
PID 1880 wrote to memory of 3996	1880	Explorer.EXE	msdt.exe
PID 3996 wrote to memory of 2404	3996	msdt.exe	cmd.exe
PID 3996 wrote to memory of 2404	3996	msdt.exe	cmd.exe
PID 3996 wrote to memory of 2404	3996	msdt.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1880

C:\Users\Admin\AppData\Local\Temp\80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe
"C:\Users\Admin\AppData\Local\Temp\80d967b707bb161f63ea1f4dd4b18ca3bea87e5ccc1ecfbbafe1ce251eaf2386.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4392

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\msUCFUQkYKOqDO.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:540

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\msUCFUQkYKOqDO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBDC.tmp"
3⤵
- Creates scheduled task(s)
PID:3948

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2016

C:\Windows\SysWOW64\msdt.exe
"C:\Windows\SysWOW64\msdt.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3996

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:2404

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEBDC.tmp
Filesize
1KB

MD5
06d28f1e01c6d4b523faf5da84bc4230

SHA1
1f72714a15665af77cd51ae79be40a4015a7557d

SHA256
ebc4406edb0b7611e815ada8c2860dfa560fee000892aef6a62b509d1257fcac

SHA512
9cf8a9e601b3d1f448abb755979c8d194f04fa6ff0d8cebad275d30c780638e46c9575ae57628c4bd0073b51d1f4deee36e397558176d1ffbd31ae1de7049f8d

Download Submit
memory/540-158-0x00000000073D0000-0x0000000007466000-memory.dmp

Filesize
600KB

Download
memory/540-165-0x0000000007480000-0x0000000007488000-memory.dmp

Filesize
32KB

Download
memory/540-163-0x0000000004B80000-0x0000000004B8E000-memory.dmp

Filesize
56KB

Download
memory/540-151-0x0000000070CA0000-0x0000000070CEC000-memory.dmp

Filesize
304KB

Download
memory/540-135-0x0000000000000000-mapping.dmp

Download
memory/540-152-0x00000000063F0000-0x000000000640E000-memory.dmp

Filesize
120KB

Download
memory/540-137-0x0000000002500000-0x0000000002536000-memory.dmp

Filesize
216KB

Download
memory/540-164-0x0000000007490000-0x00000000074AA000-memory.dmp

Filesize
104KB

Download
memory/540-150-0x0000000006410000-0x0000000006442000-memory.dmp

Filesize
200KB

Download
memory/540-155-0x00000000071C0000-0x00000000071CA000-memory.dmp

Filesize
40KB

Download
memory/540-154-0x0000000007150000-0x000000000716A000-memory.dmp

Filesize
104KB

Download
memory/540-142-0x0000000005080000-0x00000000050A2000-memory.dmp

Filesize
136KB

Download
memory/540-143-0x0000000005130000-0x0000000005196000-memory.dmp

Filesize
408KB

Download
memory/540-144-0x0000000005940000-0x00000000059A6000-memory.dmp

Filesize
408KB

Download
memory/540-146-0x0000000005E40000-0x0000000005E5E000-memory.dmp

Filesize
120KB

Download
memory/540-153-0x0000000007790000-0x0000000007E0A000-memory.dmp

Filesize
6.5MB

Download
memory/540-139-0x00000000051A0000-0x00000000057C8000-memory.dmp

Filesize
6.2MB

Download
memory/1880-149-0x00000000086A0000-0x00000000087BA000-memory.dmp

Filesize
1.1MB

Download
memory/1880-167-0x0000000008870000-0x0000000008994000-memory.dmp

Filesize
1.1MB

Download
memory/1880-169-0x0000000008870000-0x0000000008994000-memory.dmp

Filesize
1.1MB

Download
memory/2016-148-0x00000000013C0000-0x00000000013D4000-memory.dmp

Filesize
80KB

Download
memory/2016-157-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2016-147-0x0000000001510000-0x000000000185A000-memory.dmp

Filesize
3.3MB

Download
memory/2016-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2016-140-0x0000000000000000-mapping.dmp

Download
memory/2404-161-0x0000000000000000-mapping.dmp

Download
memory/3948-136-0x0000000000000000-mapping.dmp

Download
memory/3996-168-0x0000000000760000-0x000000000078F000-memory.dmp

Filesize
188KB

Download
memory/3996-160-0x0000000000760000-0x000000000078F000-memory.dmp

Filesize
188KB

Download
memory/3996-159-0x0000000000AA0000-0x0000000000AF7000-memory.dmp

Filesize
348KB

Download
memory/3996-162-0x00000000029B0000-0x0000000002CFA000-memory.dmp

Filesize
3.3MB

Download
memory/3996-156-0x0000000000000000-mapping.dmp

Download
memory/3996-166-0x00000000027E0000-0x0000000002873000-memory.dmp

Filesize
588KB

Download
memory/4392-130-0x0000000000C70000-0x0000000000CFE000-memory.dmp

Filesize
568KB

Download
memory/4392-132-0x0000000005700000-0x0000000005792000-memory.dmp

Filesize
584KB

Download
memory/4392-131-0x0000000005C10000-0x00000000061B4000-memory.dmp

Filesize
5.6MB

Download
memory/4392-134-0x0000000009170000-0x000000000920C000-memory.dmp

Filesize
624KB

Download
memory/4392-133-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads