formbook | 7a434269888c9382307a609aceba2b185542ab901cda169d761c2650c84f2f4e

General

Target

vbc.exe
Size

1.4MB
MD5

7d752130c300fcf1d2cd1668fc29ae28
SHA1

ec52bc66ee4f080618fdc06aa994765c0adc6dee
SHA256

7a434269888c9382307a609aceba2b185542ab901cda169d761c2650c84f2f4e
SHA512

72d0a485ee362f5c1688c5dc2e6507ecaa18f574e73ef8b9e9d71b94179f361ed106e05824c43e5f3eeda8bcc9c1b8c471bd2dac94f4497388b5cf78681aa928

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.aftabzahur.com/wgn/

Decoy

kokokara-life-blog.com

faswear.com

futureleadershiptoday.com

date4done.xyz

thecouponinn.com

bbeycarpetsf.com

propolisnasalspray.com

jinjudiamond.com

goodevectors.com

nehyam.com

evalinkapuppets.com

what-if-statistics.com

rateofrisk.com

impacttestonlinne.com

servis-kaydet.info

coloniacafe.com

marcemarketing.com

aarigging.com

goddesswitchery.com

jasqblo.icu

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/1436-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/1436-14-0x000000000041EAC0-mapping.dmp	formbook
behavioral2/memory/2716-21-0x00000000028F0000-0x000000000291E000-memory.dmp	formbook

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.execolorcpl.exe

description	pid	process	target process
PID 796 set thread context of 1436	796	vbc.exe	vbc.exe
PID 1436 set thread context of 2968	1436	vbc.exe	Explorer.EXE
PID 2716 set thread context of 2968	2716	colorcpl.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 49 IoCs

Processes:

vbc.exevbc.execolorcpl.exe

pid	process
796	vbc.exe
796	vbc.exe
796	vbc.exe
1436	vbc.exe
1436	vbc.exe
1436	vbc.exe
1436	vbc.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe
2716	colorcpl.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.execolorcpl.exe

pid process

1436 vbc.exe
1436 vbc.exe
1436 vbc.exe
2716 colorcpl.exe
2716 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vbc.exevbc.execolorcpl.exe

description pid process

Token: SeDebugPrivilege 796 vbc.exe
Token: SeDebugPrivilege 1436 vbc.exe
Token: SeDebugPrivilege 2716 colorcpl.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2968 Explorer.EXE

pid	process
1436	vbc.exe
1436	vbc.exe
1436	vbc.exe
2716	colorcpl.exe
2716	colorcpl.exe

description	pid	process
Token: SeDebugPrivilege	796	vbc.exe
Token: SeDebugPrivilege	1436	vbc.exe
Token: SeDebugPrivilege	2716	colorcpl.exe

pid	process
2968	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

vbc.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 796 wrote to memory of 1436	796	vbc.exe	vbc.exe
PID 796 wrote to memory of 1436	796	vbc.exe	vbc.exe
PID 796 wrote to memory of 1436	796	vbc.exe	vbc.exe
PID 796 wrote to memory of 1436	796	vbc.exe	vbc.exe
PID 796 wrote to memory of 1436	796	vbc.exe	vbc.exe
PID 796 wrote to memory of 1436	796	vbc.exe	vbc.exe
PID 2968 wrote to memory of 2716	2968	Explorer.EXE	colorcpl.exe
PID 2968 wrote to memory of 2716	2968	Explorer.EXE	colorcpl.exe
PID 2968 wrote to memory of 2716	2968	Explorer.EXE	colorcpl.exe
PID 2716 wrote to memory of 3928	2716	colorcpl.exe	cmd.exe
PID 2716 wrote to memory of 3928	2716	colorcpl.exe	cmd.exe
PID 2716 wrote to memory of 3928	2716	colorcpl.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2968

C:\Users\Admin\AppData\Local\Temp\vbc.exe
"C:\Users\Admin\AppData\Local\Temp\vbc.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:796

C:\Users\Admin\AppData\Local\Temp\vbc.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1436

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\vbc.exe"
3⤵
PID:3928

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/796-2-0x00000000730E0000-0x00000000737CE000-memory.dmp

Filesize
6.9MB

Download
memory/796-3-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/796-5-0x0000000007140000-0x00000000071BE000-memory.dmp

Filesize
504KB

Download
memory/796-6-0x000000000A9C0000-0x000000000A9C1000-memory.dmp

Filesize
4KB

Download
memory/796-7-0x000000000A560000-0x000000000A561000-memory.dmp

Filesize
4KB

Download
memory/796-8-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

Filesize
4KB

Download
memory/796-9-0x000000000A530000-0x000000000A531000-memory.dmp

Filesize
4KB

Download
memory/796-10-0x000000000A970000-0x000000000A97E000-memory.dmp

Filesize
56KB

Download
memory/796-11-0x0000000004DC0000-0x0000000004E1B000-memory.dmp

Filesize
364KB

Download
memory/796-12-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

Filesize
4KB

Download
memory/1436-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1436-14-0x000000000041EAC0-mapping.dmp

Download
memory/1436-17-0x0000000000BB0000-0x0000000000BC4000-memory.dmp

Filesize
80KB

Download
memory/1436-16-0x0000000001050000-0x0000000001370000-memory.dmp

Filesize
3.1MB

Download
memory/2716-19-0x0000000000000000-mapping.dmp

Download
memory/2716-21-0x00000000028F0000-0x000000000291E000-memory.dmp

Filesize
184KB

Download
memory/2716-22-0x00000000043E0000-0x0000000004700000-memory.dmp

Filesize
3.1MB

Download
memory/2716-20-0x0000000000200000-0x0000000000219000-memory.dmp

Filesize
100KB

Download
memory/2716-24-0x00000000047A0000-0x0000000004833000-memory.dmp

Filesize
588KB

Download
memory/2968-18-0x0000000005AC0000-0x0000000005BAD000-memory.dmp

Filesize
948KB

Download
memory/2968-25-0x0000000005BB0000-0x0000000005C9F000-memory.dmp

Filesize
956KB

Download
memory/3928-23-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads