formbook | 3d4e25f876b2007b8b03a1d79109a52fcb5602644fb4554eb065f97853daa5de

General

Target

PO 0131.exe
Size

601KB
MD5

eb437cbf64c34aebc51d6fd32ceec985
SHA1

2a1d8901240f6079da9c6978aabb658d55114d12
SHA256

3d4e25f876b2007b8b03a1d79109a52fcb5602644fb4554eb065f97853daa5de
SHA512

af5a6a5c4479ac2a5dc6988d8a283ff022914347159440bb8f292fa426253cb6eefe67809701eb4996de4f92a85e933003796669523cd99500f5337e547d9d38

Score

10^/10

formbook je16 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

je16

Decoy

antonavt.com

sdfvlog.xyz

xn--arbetslivsaktren-ywb.com

propelcolor.com

uniqueclsssiccars.com

colorbells.com

synjive.com

cloudymellows.com

walltage.com

qterps.com

kezorup.online

soakedindelight.online

thefirstgroupscam.biz

miclanka.com

mwm-security.com

trinksaifenradiodocumentary.com

spineklinik.com

javacodecafe.com

groovyrelease-toknowtoday.info

ventadesillasymesas.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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/752-61-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/752-66-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1652-70-0x0000000000190000-0x00000000001BF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1152 cmd.exe

pid	process
1152	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

PO 0131.exePO 0131.execscript.exe

description	pid	process	target process
PID 964 set thread context of 752	964	PO 0131.exe	PO 0131.exe
PID 752 set thread context of 1384	752	PO 0131.exe	Explorer.EXE
PID 752 set thread context of 1384	752	PO 0131.exe	Explorer.EXE
PID 1652 set thread context of 1384	1652	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

PO 0131.execscript.exe

pid	process
752	PO 0131.exe
752	PO 0131.exe
752	PO 0131.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe
1652	cscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

PO 0131.execscript.exe

pid process

752 PO 0131.exe
752 PO 0131.exe
752 PO 0131.exe
752 PO 0131.exe
1652 cscript.exe
1652 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO 0131.execscript.exe

description pid process

Token: SeDebugPrivilege 752 PO 0131.exe
Token: SeDebugPrivilege 1652 cscript.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1384 Explorer.EXE
1384 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1384 Explorer.EXE
1384 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	752	PO 0131.exe
Token: SeDebugPrivilege	1652	cscript.exe

pid	process
1384	Explorer.EXE
1384	Explorer.EXE

pid	process
1384	Explorer.EXE
1384	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

PO 0131.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 964 wrote to memory of 752	964	PO 0131.exe	PO 0131.exe
PID 1384 wrote to memory of 1652	1384	Explorer.EXE	cscript.exe
PID 1384 wrote to memory of 1652	1384	Explorer.EXE	cscript.exe
PID 1384 wrote to memory of 1652	1384	Explorer.EXE	cscript.exe
PID 1384 wrote to memory of 1652	1384	Explorer.EXE	cscript.exe
PID 1652 wrote to memory of 1152	1652	cscript.exe	cmd.exe
PID 1652 wrote to memory of 1152	1652	cscript.exe	cmd.exe
PID 1652 wrote to memory of 1152	1652	cscript.exe	cmd.exe
PID 1652 wrote to memory of 1152	1652	cscript.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:1384

C:\Users\Admin\AppData\Local\Temp\PO 0131.exe
"C:\Users\Admin\AppData\Local\Temp\PO 0131.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:964

C:\Users\Admin\AppData\Local\Temp\PO 0131.exe
"C:\Users\Admin\AppData\Local\Temp\PO 0131.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:752

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\PO 0131.exe"
3⤵
- Deletes itself
PID:1152

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/752-67-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/752-63-0x0000000000870000-0x0000000000E03000-memory.dmp

Filesize
5.6MB

Download
memory/752-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/752-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/752-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/752-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/752-64-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/964-54-0x0000000000A60000-0x0000000000AFC000-memory.dmp

Filesize
624KB

Download
memory/964-57-0x0000000000450000-0x00000000004C1000-memory.dmp

Filesize
452KB

Download
memory/964-58-0x0000000004CB0000-0x0000000004D16000-memory.dmp

Filesize
408KB

Download
memory/964-56-0x0000000000760000-0x0000000000774000-memory.dmp

Filesize
80KB

Download
memory/964-55-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

Download
memory/1384-73-0x0000000004730000-0x000000000484E000-memory.dmp

Filesize
1.1MB

Download
memory/1384-68-0x0000000007050000-0x00000000071BF000-memory.dmp

Filesize
1.4MB

Download
memory/1384-65-0x0000000006940000-0x0000000006AC5000-memory.dmp

Filesize
1.5MB

Download
memory/1652-69-0x0000000000800000-0x0000000000822000-memory.dmp

Filesize
136KB

Download
memory/1652-70-0x0000000000190000-0x00000000001BF000-memory.dmp

Filesize
188KB

Download
memory/1652-71-0x0000000002090000-0x0000000002393000-memory.dmp

Filesize
3.0MB

Download
memory/1652-72-0x0000000001DC0000-0x0000000001E53000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads