formbook | cadf6d6a91c8c4e8576468e393638eb7ee477490c5a8a7d0fe9e919b6a6d93ec

General

Target

PO# 11381.exe
Size

397KB
MD5

358bd28cc6d56ab308c4a413b2de32f5
SHA1

88178d1f6e0ad8f120a542f1314f5f4dd907f6ff
SHA256

cadf6d6a91c8c4e8576468e393638eb7ee477490c5a8a7d0fe9e919b6a6d93ec
SHA512

a52182f20b732e9fc37cb0b163b6378b8720209a1c6670decf95c4f518afe927d367ebb69cadb8483abbb0e32cbd218ef256764ad66fb109fd577eb039545973

Score

10^/10

formbook fv89 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fv89

C2

http://www.keyplus.digital/fv89/

Decoy

explaodingkittens.com

terapisanak.com

wearenlcs.com

bbcwin128.com

gyrotrader.com

pamvagata.com

1stoplendinggroup.store

sedukapug.rest

practicepicnic.com

moonmonkeyventureclub.com

theaveragedude.com

theintegritytalks.com

andesadventureperu.com

helmrad.com

thurmaniniguezdqkaogyzkbus.com

computetecs.com

regionsi.com

bestyounggirls.site

funnelmymoney.com

hardrocktransport.online

Signatures

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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/520-124-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/520-125-0x000000000041F160-mapping.dmp	formbook
behavioral2/memory/3848-133-0x0000000002EA0000-0x0000000002ECF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

PO# 11381.exePO# 11381.exesvchost.exe

description	pid	process	target process
PID 2504 set thread context of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 520 set thread context of 3024	520	PO# 11381.exe	Explorer.EXE
PID 3848 set thread context of 3024	3848	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

PO# 11381.exesvchost.exe

pid	process
520	PO# 11381.exe
520	PO# 11381.exe
520	PO# 11381.exe
520	PO# 11381.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe
3848	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3024 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

PO# 11381.exesvchost.exe

pid process

520 PO# 11381.exe
520 PO# 11381.exe
520 PO# 11381.exe
3848 svchost.exe
3848 svchost.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO# 11381.exesvchost.exe

description pid process

Token: SeDebugPrivilege 520 PO# 11381.exe
Token: SeDebugPrivilege 3848 svchost.exe

pid	process
3024	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	520	PO# 11381.exe
Token: SeDebugPrivilege	3848	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

PO# 11381.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 2504 wrote to memory of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 2504 wrote to memory of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 2504 wrote to memory of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 2504 wrote to memory of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 2504 wrote to memory of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 2504 wrote to memory of 520	2504	PO# 11381.exe	PO# 11381.exe
PID 3024 wrote to memory of 3848	3024	Explorer.EXE	svchost.exe
PID 3024 wrote to memory of 3848	3024	Explorer.EXE	svchost.exe
PID 3024 wrote to memory of 3848	3024	Explorer.EXE	svchost.exe
PID 3848 wrote to memory of 1896	3848	svchost.exe	cmd.exe
PID 3848 wrote to memory of 1896	3848	svchost.exe	cmd.exe
PID 3848 wrote to memory of 1896	3848	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3024

C:\Users\Admin\AppData\Local\Temp\PO# 11381.exe
"C:\Users\Admin\AppData\Local\Temp\PO# 11381.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2504

C:\Users\Admin\AppData\Local\Temp\PO# 11381.exe
"C:\Users\Admin\AppData\Local\Temp\PO# 11381.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:520

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3848

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\PO# 11381.exe"
3⤵
PID:1896

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/520-124-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/520-128-0x00000000012D0000-0x00000000012E4000-memory.dmp

Filesize
80KB

Download
memory/520-127-0x00000000012F0000-0x0000000001610000-memory.dmp

Filesize
3.1MB

Download
memory/520-125-0x000000000041F160-mapping.dmp

Download
memory/1896-132-0x0000000000000000-mapping.dmp

Download
memory/2504-121-0x0000000004E20000-0x0000000004E25000-memory.dmp

Filesize
20KB

Download
memory/2504-117-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

Filesize
4KB

Download
memory/2504-123-0x00000000071D0000-0x0000000007220000-memory.dmp

Filesize
320KB

Download
memory/2504-115-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/2504-120-0x0000000004AB0000-0x0000000004FAE000-memory.dmp

Filesize
5.0MB

Download
memory/2504-119-0x00000000049D0000-0x00000000049D1000-memory.dmp

Filesize
4KB

Download
memory/2504-118-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/2504-122-0x0000000007130000-0x0000000007131000-memory.dmp

Filesize
4KB

Download
memory/3024-129-0x0000000002450000-0x0000000002539000-memory.dmp

Filesize
932KB

Download
memory/3024-136-0x0000000005D00000-0x0000000005E82000-memory.dmp

Filesize
1.5MB

Download
memory/3848-130-0x0000000000000000-mapping.dmp

Download
memory/3848-133-0x0000000002EA0000-0x0000000002ECF000-memory.dmp

Filesize
188KB

Download
memory/3848-131-0x0000000000860000-0x000000000086C000-memory.dmp

Filesize
48KB

Download
memory/3848-134-0x0000000003620000-0x0000000003940000-memory.dmp

Filesize
3.1MB

Download
memory/3848-135-0x00000000033A0000-0x0000000003433000-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