formbook | f86258665b68d70e83397ac4ef17598c552b994dd13f26b8208c4d40b8e94816

General

Target

Siparis onayi.09826272882.exe
Size

777KB
MD5

ec4945b27f81624b5293543cc03885e5
SHA1

98702dd3ae9571c627615d6cb7137156381d1886
SHA256

f86258665b68d70e83397ac4ef17598c552b994dd13f26b8208c4d40b8e94816
SHA512

70156ed777e9650e4a37ce8794df62b7b08852e331edd798c388430abc33616cc2f608b0a8c92295d97f87be3d31297c6e921946841d967c7254a98d30cd57f8

Score

10^/10

formbook bc3s persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bc3s

C2

http://www.topei-products.com/bc3s/

Decoy

anna-ng.com

mariangelamata.com

szqnbl.com

nesherguitars.com

mysekrit.com

againbeautyviensui.xyz

appf.life

bilalsolution.com

technoratii.com

11restoran.com

birthingly.com

crystalcarrillo.com

cohenasset.info

bunchofdesign.com

highstreetmag.com

talentkerning.com

outdoor-glassesadvice.com

aliceeety.com

habbuhot.info

pao91.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/2300-117-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/2300-120-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral2/memory/912-126-0x0000000000780000-0x00000000007AE000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Siparis onayi.09826272882.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vgkxrts = "C:\\Users\\Public\\Libraries\\strxkgV.url"	Siparis onayi.09826272882.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

logagent.execscript.exe

description	pid	process	target process
PID 2300 set thread context of 3040	2300	logagent.exe	Explorer.EXE
PID 912 set thread context of 3040	912	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

logagent.execscript.exe

pid	process
2300	logagent.exe
2300	logagent.exe
2300	logagent.exe
2300	logagent.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe
912	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3040 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

logagent.execscript.exe

pid process

2300 logagent.exe
2300 logagent.exe
2300 logagent.exe
912 cscript.exe
912 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

logagent.execscript.exe

description pid process

Token: SeDebugPrivilege 2300 logagent.exe
Token: SeDebugPrivilege 912 cscript.exe

pid	process
3040	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	2300	logagent.exe
Token: SeDebugPrivilege	912	cscript.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Siparis onayi.09826272882.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 1776 wrote to memory of 2300	1776	Siparis onayi.09826272882.exe	logagent.exe
PID 1776 wrote to memory of 2300	1776	Siparis onayi.09826272882.exe	logagent.exe
PID 1776 wrote to memory of 2300	1776	Siparis onayi.09826272882.exe	logagent.exe
PID 1776 wrote to memory of 2300	1776	Siparis onayi.09826272882.exe	logagent.exe
PID 1776 wrote to memory of 2300	1776	Siparis onayi.09826272882.exe	logagent.exe
PID 1776 wrote to memory of 2300	1776	Siparis onayi.09826272882.exe	logagent.exe
PID 3040 wrote to memory of 912	3040	Explorer.EXE	cscript.exe
PID 3040 wrote to memory of 912	3040	Explorer.EXE	cscript.exe
PID 3040 wrote to memory of 912	3040	Explorer.EXE	cscript.exe
PID 912 wrote to memory of 3952	912	cscript.exe	cmd.exe
PID 912 wrote to memory of 3952	912	cscript.exe	cmd.exe
PID 912 wrote to memory of 3952	912	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3040

C:\Users\Admin\AppData\Local\Temp\Siparis onayi.09826272882.exe
"C:\Users\Admin\AppData\Local\Temp\Siparis onayi.09826272882.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1776

C:\Windows\SysWOW64\logagent.exe
C:\Windows\System32\logagent.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2300

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:912

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\logagent.exe"
3⤵
PID:3952

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/912-124-0x0000000000000000-mapping.dmp

Download
memory/912-129-0x00000000049D0000-0x0000000004A63000-memory.dmp

Filesize
588KB

Download
memory/912-128-0x0000000004B60000-0x0000000004E80000-memory.dmp

Filesize
3.1MB

Download
memory/912-125-0x0000000000EC0000-0x0000000000EE7000-memory.dmp

Filesize
156KB

Download
memory/912-126-0x0000000000780000-0x00000000007AE000-memory.dmp

Filesize
184KB

Download
memory/1776-116-0x0000000000951000-0x0000000000965000-memory.dmp

Filesize
80KB

Download
memory/1776-115-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/2300-118-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

Filesize
4KB

Download
memory/2300-122-0x0000000003380000-0x0000000003394000-memory.dmp

Filesize
80KB

Download
memory/2300-120-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/2300-121-0x0000000004FB0000-0x00000000052D0000-memory.dmp

Filesize
3.1MB

Download
memory/2300-117-0x0000000000000000-mapping.dmp

Download
memory/3040-123-0x0000000006920000-0x0000000006A44000-memory.dmp

Filesize
1.1MB

Download
memory/3040-130-0x0000000007500000-0x000000000762F000-memory.dmp

Filesize
1.2MB

Download
memory/3952-127-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads