formbook | adc10139a3870919bf60c4345f1e9d09eec3c590a434e761c55ff3da112e9a68

General

Target

invoice.exe
Size

540KB
MD5

59f1d68e7d7425a82b9fe1a3ff2dd295
SHA1

95332a045f2e869e01f1adcffd529b7c4a6980c8
SHA256

adc10139a3870919bf60c4345f1e9d09eec3c590a434e761c55ff3da112e9a68
SHA512

ea81d912c4ce33d5cfc5ebd66bfeae4a3fdfd6260b8507b89738b56d6ead4418f192f59774b8cce3e163cb479752783e36a3a4c9bff3d89e93de0945d6afc8aa

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.berkeleyreese.com/tabo/

Decoy

clarkandfarm.com

membersplusisthebest.com

themiraclesboutique.com

jhbsqmzaz.icu

shubharambhvastralay.com

flixnite.com

ewanthompson.net

pompanodogtrainers.com

palmbeachdialysiscenter.com

humpflix.com

siplumbing.info

photographerasheville.com

chapalalistings.com

sandwichfairnh.com

c2b-333.com

alwaysbebright.com

century-ych.com

groundcloudio.com

matodentro.com

sketch59.com

Signatures

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

Formbook Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2684-3-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3996-10-0x0000000000B20000-0x0000000000B4E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

invoice.exeinvoice.exemsdt.exe

description	pid	process	target process
PID 3108 set thread context of 2684	3108	invoice.exe	invoice.exe
PID 2684 set thread context of 2756	2684	invoice.exe	Explorer.EXE
PID 3996 set thread context of 2756	3996	msdt.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

invoice.exemsdt.exe

pid	process
2684	invoice.exe
2684	invoice.exe
2684	invoice.exe
2684	invoice.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
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: MapViewOfSection 6 IoCs

Processes:

invoice.exeinvoice.exemsdt.exe

pid process

3108 invoice.exe
2684 invoice.exe
2684 invoice.exe
2684 invoice.exe
3996 msdt.exe
3996 msdt.exe

pid	process
3108	invoice.exe
2684	invoice.exe
2684	invoice.exe
2684	invoice.exe
3996	msdt.exe
3996	msdt.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

invoice.exeExplorer.EXEmsdt.exe

description	pid	process
Token: SeDebugPrivilege	2684	invoice.exe
Token: SeShutdownPrivilege	2756	Explorer.EXE
Token: SeCreatePagefilePrivilege	2756	Explorer.EXE
Token: SeShutdownPrivilege	2756	Explorer.EXE
Token: SeCreatePagefilePrivilege	2756	Explorer.EXE
Token: SeDebugPrivilege	3996	msdt.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2756 Explorer.EXE

pid	process
2756	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

invoice.exeExplorer.EXEmsdt.exe

description	pid	process	target process
PID 3108 wrote to memory of 2684	3108	invoice.exe	invoice.exe
PID 3108 wrote to memory of 2684	3108	invoice.exe	invoice.exe
PID 3108 wrote to memory of 2684	3108	invoice.exe	invoice.exe
PID 3108 wrote to memory of 2684	3108	invoice.exe	invoice.exe
PID 2756 wrote to memory of 3996	2756	Explorer.EXE	msdt.exe
PID 2756 wrote to memory of 3996	2756	Explorer.EXE	msdt.exe
PID 2756 wrote to memory of 3996	2756	Explorer.EXE	msdt.exe
PID 3996 wrote to memory of 2708	3996	msdt.exe	cmd.exe
PID 3996 wrote to memory of 2708	3996	msdt.exe	cmd.exe
PID 3996 wrote to memory of 2708	3996	msdt.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2756

C:\Users\Admin\AppData\Local\Temp\invoice.exe
"C:\Users\Admin\AppData\Local\Temp\invoice.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3108

C:\Users\Admin\AppData\Local\Temp\invoice.exe
"C:\Users\Admin\AppData\Local\Temp\invoice.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2684

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:\Users\Admin\AppData\Local\Temp\invoice.exe"
3⤵
PID:2708

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2684-2-0x000000000041ED40-mapping.dmp

Download
memory/2684-3-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2684-5-0x0000000001330000-0x0000000001650000-memory.dmp

Filesize
3.1MB

Download
memory/2684-6-0x00000000010E0000-0x00000000010F4000-memory.dmp

Filesize
80KB

Download
memory/2708-12-0x0000000000000000-mapping.dmp

Download
memory/2756-7-0x00000000065A0000-0x00000000066FD000-memory.dmp

Filesize
1.4MB

Download
memory/2756-15-0x0000000002BF0000-0x0000000002CCA000-memory.dmp

Filesize
872KB

Download
memory/3996-8-0x0000000000000000-mapping.dmp

Download
memory/3996-9-0x00000000011F0000-0x0000000001363000-memory.dmp

Filesize
1.4MB

Download
memory/3996-10-0x0000000000B20000-0x0000000000B4E000-memory.dmp

Filesize
184KB

Download
memory/3996-11-0x0000000004FB0000-0x00000000052D0000-memory.dmp

Filesize
3.1MB

Download
memory/3996-14-0x0000000004DB0000-0x0000000004E43000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads