formbook | 75578cc43cd05f1f12fafa2fb898c0b3875fe550a52dfe09dc7ff2cf7ee2eacd

General

Target

Salary.exe
Size

354KB
MD5

3abc3bd58ec7ecd38e1f25823a3a1833
SHA1

887ac2315f548e3699d0ad340b4b677a679ec434
SHA256

9c5d88a1518cd310e763757d9acd267ed5741d6c79036e1053381729a0d700ca
SHA512

393e69f3741a477a77aefb9e2082829e05a2b68f173e29f2cae909661739f307754161b16b1a8820cd5d614e51adddf95f111696edd33c066c7fc77ad931b067

Score

10^/10

formbook g8u rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

g8u

Decoy

stuition.com

mj-sculpture.com

cannatainmentevents.com

dianjintang.com

rmlusitania.info

effet-spiruline.com

flatheme.com

supergaminator-vip.com

craftyourmagic.com

lakai.ltd

electionshawaii.com

iqpdct.com

thebestfourstarhotels.com

satoshiceo.com

saintmartiner.com

brothersmarinetoronto.com

citicoin.online

scentsationalsniffers.com

hellonighbourgameees.com

displayonline-france.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/4276-135-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/4988-143-0x0000000000750000-0x000000000077D000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Salary.exeSalary.execmstp.exe

description	pid	process	target process
PID 2212 set thread context of 4276	2212	Salary.exe	Salary.exe
PID 4276 set thread context of 3084	4276	Salary.exe	Explorer.EXE
PID 4988 set thread context of 3084	4988	cmstp.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 36 IoCs

Processes:

Salary.execmstp.exe

pid	process
4276	Salary.exe
4276	Salary.exe
4276	Salary.exe
4276	Salary.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe
4988	cmstp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3084 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Salary.execmstp.exe

pid process

4276 Salary.exe
4276 Salary.exe
4276 Salary.exe
4988 cmstp.exe
4988 cmstp.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Salary.execmstp.exe

description pid process

Token: SeDebugPrivilege 4276 Salary.exe
Token: SeDebugPrivilege 4988 cmstp.exe

pid	process
3084	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4276	Salary.exe
Token: SeDebugPrivilege	4988	cmstp.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Salary.exeExplorer.EXEcmstp.exe

description	pid	process	target process
PID 2212 wrote to memory of 4276	2212	Salary.exe	Salary.exe
PID 2212 wrote to memory of 4276	2212	Salary.exe	Salary.exe
PID 2212 wrote to memory of 4276	2212	Salary.exe	Salary.exe
PID 2212 wrote to memory of 4276	2212	Salary.exe	Salary.exe
PID 2212 wrote to memory of 4276	2212	Salary.exe	Salary.exe
PID 2212 wrote to memory of 4276	2212	Salary.exe	Salary.exe
PID 3084 wrote to memory of 4988	3084	Explorer.EXE	cmstp.exe
PID 3084 wrote to memory of 4988	3084	Explorer.EXE	cmstp.exe
PID 3084 wrote to memory of 4988	3084	Explorer.EXE	cmstp.exe
PID 4988 wrote to memory of 1696	4988	cmstp.exe	cmd.exe
PID 4988 wrote to memory of 1696	4988	cmstp.exe	cmd.exe
PID 4988 wrote to memory of 1696	4988	cmstp.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3084

C:\Users\Admin\AppData\Local\Temp\Salary.exe
"C:\Users\Admin\AppData\Local\Temp\Salary.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2212

C:\Users\Admin\AppData\Local\Temp\Salary.exe
"C:\Users\Admin\AppData\Local\Temp\Salary.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4276

C:\Windows\SysWOW64\cmstp.exe
"C:\Windows\SysWOW64\cmstp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Salary.exe"
3⤵
PID:1696

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1696-141-0x0000000000000000-mapping.dmp

Download
memory/2212-131-0x00000000055C0000-0x0000000005B64000-memory.dmp

Filesize
5.6MB

Download
memory/2212-132-0x0000000005010000-0x00000000050A2000-memory.dmp

Filesize
584KB

Download
memory/2212-133-0x0000000005150000-0x00000000051EC000-memory.dmp

Filesize
624KB

Download
memory/2212-130-0x00000000005A0000-0x00000000005FE000-memory.dmp

Filesize
376KB

Download
memory/3084-139-0x0000000002B10000-0x0000000002BF0000-memory.dmp

Filesize
896KB

Download
memory/3084-146-0x0000000002BF0000-0x0000000002CB6000-memory.dmp

Filesize
792KB

Download
memory/4276-134-0x0000000000000000-mapping.dmp

Download
memory/4276-138-0x00000000016E0000-0x00000000016F4000-memory.dmp

Filesize
80KB

Download
memory/4276-137-0x0000000001770000-0x0000000001ABA000-memory.dmp

Filesize
3.3MB

Download
memory/4276-135-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/4988-140-0x0000000000000000-mapping.dmp

Download
memory/4988-143-0x0000000000750000-0x000000000077D000-memory.dmp

Filesize
180KB

Download
memory/4988-142-0x0000000000170000-0x0000000000186000-memory.dmp

Filesize
88KB

Download
memory/4988-144-0x00000000028F0000-0x0000000002C3A000-memory.dmp

Filesize
3.3MB

Download
memory/4988-145-0x0000000002730000-0x00000000027C3000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads