formbook | c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4

General

Target

c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe
Size

415KB
MD5

bdb205f2b2250970a3feb5a621f8875b
SHA1

bae130111494303eb686a5562e794121a8cd307f
SHA256

c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4
SHA512

97c41b5369b8902bde98059038774fea618d1071423104ef05c6c0c4fed4e28a28d028dd9dfb8c76f08d12e1256bacc13e3eb2625fe817b4c8a248cdb7d0384e

Score

10^/10

formbook bnc rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bnc

Decoy

iseoguide.com

rogerellisonline.com

thephonelenses.com

reddystone.com

explorehokianga.com

miaflcio.vote

baonihaochi.com

thewiseengineer.com

exciplexinc.com

luewaeeqaredre.com

atharvatechnologysolutions.com

vnsr1234.com

nationswines.com

toaglobalcc.com

texasbusrental.com

sailfishingcostarica.com

superbuy.today

mode-paradox.com

soperlz.xyz

filterdance.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
behavioral1/memory/1744-62-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1744-63-0x000000000041EB20-mapping.dmp	formbook
behavioral1/memory/1744-65-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1056-76-0x0000000000090000-0x00000000000BE000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exeRegSvcs.exemsiexec.exe

description	pid	process	target process
PID 1960 set thread context of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1744 set thread context of 1420	1744	RegSvcs.exe	Explorer.EXE
PID 1744 set thread context of 1420	1744	RegSvcs.exe	Explorer.EXE
PID 1056 set thread context of 1420	1056	msiexec.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

RegSvcs.exemsiexec.exe

pid	process
1744	RegSvcs.exe
1744	RegSvcs.exe
1744	RegSvcs.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe
1056	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

RegSvcs.exemsiexec.exe

pid process

1744 RegSvcs.exe
1744 RegSvcs.exe
1744 RegSvcs.exe
1744 RegSvcs.exe
1056 msiexec.exe
1056 msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegSvcs.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 1744 RegSvcs.exe
Token: SeDebugPrivilege 1056 msiexec.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	1744	RegSvcs.exe
Token: SeDebugPrivilege	1056	msiexec.exe

pid	process
1420	Explorer.EXE
1420	Explorer.EXE

pid	process
1420	Explorer.EXE
1420	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1960 wrote to memory of 1744	1960	c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe	RegSvcs.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1420 wrote to memory of 1056	1420	Explorer.EXE	msiexec.exe
PID 1056 wrote to memory of 1412	1056	msiexec.exe	cmd.exe
PID 1056 wrote to memory of 1412	1056	msiexec.exe	cmd.exe
PID 1056 wrote to memory of 1412	1056	msiexec.exe	cmd.exe
PID 1056 wrote to memory of 1412	1056	msiexec.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\c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe
"C:\Users\Admin\AppData\Local\Temp\c9159ff175e40dca87117d9f48c89af5e096cc214b8af58da93db8cb4a75e7f4.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1960

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:1744

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1412

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1056-78-0x0000000001FA0000-0x0000000002033000-memory.dmp

Filesize
588KB

Download
memory/1056-76-0x0000000000090000-0x00000000000BE000-memory.dmp

Filesize
184KB

Download
memory/1056-75-0x0000000002260000-0x0000000002563000-memory.dmp

Filesize
3.0MB

Download
memory/1056-74-0x0000000000950000-0x0000000000964000-memory.dmp

Filesize
80KB

Download
memory/1056-72-0x0000000000000000-mapping.dmp

Download
memory/1412-77-0x0000000000000000-mapping.dmp

Download
memory/1420-68-0x0000000004930000-0x0000000004A00000-memory.dmp

Filesize
832KB

Download
memory/1420-79-0x0000000007030000-0x0000000007198000-memory.dmp

Filesize
1.4MB

Download
memory/1420-71-0x0000000004AC0000-0x0000000004B87000-memory.dmp

Filesize
796KB

Download
memory/1744-59-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1744-66-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download
memory/1744-67-0x00000000001F0000-0x0000000000204000-memory.dmp

Filesize
80KB

Download
memory/1744-65-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1744-70-0x0000000000350000-0x0000000000364000-memory.dmp

Filesize
80KB

Download
memory/1744-63-0x000000000041EB20-mapping.dmp

Download
memory/1744-60-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1744-62-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-54-0x0000000000D50000-0x0000000000DBE000-memory.dmp

Filesize
440KB

Download
memory/1960-58-0x00000000004E0000-0x0000000000516000-memory.dmp

Filesize
216KB

Download
memory/1960-57-0x0000000002310000-0x0000000002366000-memory.dmp

Filesize
344KB

Download
memory/1960-56-0x0000000000250000-0x000000000025A000-memory.dmp

Filesize
40KB

Download
memory/1960-55-0x0000000076421000-0x0000000076423000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads