formbook | bd8a38d06603be4dafa830f2a5faa9f55b3e24cb692314908dc246adad8c8999

General

Target

Salary raise.exe
Size

1.1MB
MD5

c8d850146b27ea87e5242f103088ef2d
SHA1

b7425314a1dd4316e2e7038d8cbf6a0a41804855
SHA256

bd8a38d06603be4dafa830f2a5faa9f55b3e24cb692314908dc246adad8c8999
SHA512

c2eaf840856f613cf7e71dbba6f5112c1b09c40cd3b7328322b27a3092229b125230264f7b2db6360bb285a65290d372ec23e74a91f11a10f3e15c2cef285f02
SSDEEP

24576:eAHnh+eWsN3skA4RV1Hom2KXMmHa6ZAXd/HGOeb7r5:Jh+ZkldoPK8Ya6ZAXd/mlbR

Score

10^/10

formbook as02 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

as02

Decoy

qwin777.com

robinhoods.live

h3jh-dal.pics

braindeadcopywriting.com

kktcbet1000.com

mpo0463.cfd

raboteshoes.com

ab1718.com

lowcrusiers.com

gregcopelandmusic.com

dkfndch.store

firstclassuni.com

00ewu1ub.com

shunweichemical.com

sugarits.com

marqify.com

mistmajik.com

trezip.online

tinytables.xyz

suestergocoaching.com

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/4172-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4172-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4172-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Salary raise.exesvchost.exe

description	pid	process	target process
PID 4496 set thread context of 4172	4496	Salary raise.exe	svchost.exe
PID 4172 set thread context of 3420	4172	svchost.exe	Explorer.EXE
PID 4172 set thread context of 3420	4172	svchost.exe	Explorer.EXE

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3708 4496 WerFault.exe Salary raise.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

svchost.exe

pid process

4172 svchost.exe
4172 svchost.exe
4172 svchost.exe
4172 svchost.exe
4172 svchost.exe
4172 svchost.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

Salary raise.exesvchost.exe

pid process

4496 Salary raise.exe
4172 svchost.exe
4172 svchost.exe

pid	pid_target	process	target process
3708	4496	WerFault.exe	Salary raise.exe

pid	process
4172	svchost.exe
4172	svchost.exe
4172	svchost.exe
4172	svchost.exe
4172	svchost.exe
4172	svchost.exe

pid	process
4496	Salary raise.exe
4172	svchost.exe
4172	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

svchost.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	4172	svchost.exe
Token: SeShutdownPrivilege	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE
Token: SeShutdownPrivilege	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

Salary raise.exeExplorer.EXE

pid process

4496 Salary raise.exe
4496 Salary raise.exe
3420 Explorer.EXE
3420 Explorer.EXE
3420 Explorer.EXE
Suspicious use of SendNotifyMessage 5 IoCs

Processes:

Salary raise.exeExplorer.EXE

pid process

4496 Salary raise.exe
4496 Salary raise.exe
3420 Explorer.EXE
3420 Explorer.EXE
3420 Explorer.EXE

pid	process
4496	Salary raise.exe
4496	Salary raise.exe
3420	Explorer.EXE
3420	Explorer.EXE
3420	Explorer.EXE

pid	process
4496	Salary raise.exe
4496	Salary raise.exe
3420	Explorer.EXE
3420	Explorer.EXE
3420	Explorer.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

Salary raise.exe

description	pid	process	target process
PID 4496 wrote to memory of 4172	4496	Salary raise.exe	svchost.exe
PID 4496 wrote to memory of 4172	4496	Salary raise.exe	svchost.exe
PID 4496 wrote to memory of 4172	4496	Salary raise.exe	svchost.exe
PID 4496 wrote to memory of 4172	4496	Salary raise.exe	svchost.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3420

C:\Users\Admin\AppData\Local\Temp\Salary raise.exe
"C:\Users\Admin\AppData\Local\Temp\Salary raise.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4496

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\Salary raise.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 696
3⤵
- Program crash
PID:3708

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1352

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2340

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2744

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2832

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2736

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2108

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:3180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4496 -ip 4496
1⤵
PID:4468

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3420-16-0x0000000003080000-0x0000000003167000-memory.dmp

Filesize
924KB

Download
memory/3420-20-0x0000000008A10000-0x0000000008AD2000-memory.dmp

Filesize
776KB

Download
memory/3420-21-0x0000000003080000-0x0000000003167000-memory.dmp

Filesize
924KB

Download
memory/3420-22-0x0000000008A10000-0x0000000008AD2000-memory.dmp

Filesize
776KB

Download
memory/4172-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4172-12-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/4172-15-0x0000000000F80000-0x0000000000F95000-memory.dmp

Filesize
84KB

Download
memory/4172-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4172-19-0x0000000002EC0000-0x0000000002ED5000-memory.dmp

Filesize
84KB

Download
memory/4172-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4496-10-0x0000000002120000-0x0000000002124000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads