formbook | 032f59f1a16e61195453751a2e734b429302bc6a980e7c0df6a78187d1af0a1e

General

Target

YANBU QUOTATION LIST 06.2022.exe
Size

689KB
MD5

2e43d196e446bfc5c13be5b260137ada
SHA1

2fcf21897ecc2315fc1c668834ae6a638db409f7
SHA256

6ff2623794625f34d8ebf1d840ececdce903836c5a06b1907f83a0cea46ac57f
SHA512

803679f0dc6c83ef743bbd6686eb4d66301ab3e1288b64aea1a7bcc6fd57bdb3a7ec1b0ceb448976d5bd2e08f2b64e4c0811a401282de75b243e4599728172fe

Score

10^/10

formbook ba17 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ba17

Decoy

bearwant.com

sdsguanfang.com

steamcommunityvia.top

sugarplumtreasures.com

koronislakefishing.com

jmae.xyz

xhxnqemkiqe.xyz

playzcrew.com

zatwsbq.com

lankofix.com

sh-zhepeng.com

mibodamisxv.online

butterflyjewelry.store

finestrecitalto-spottoday.info

globomateria.com

royalmdarts.com

d4af10836709.com

shepwill.com

67aldrich.info

trustedmakers.club

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/5084-139-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5084-145-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1876-149-0x0000000000350000-0x000000000037F000-memory.dmp	formbook
behavioral2/memory/1876-152-0x0000000000350000-0x000000000037F000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

YANBU QUOTATION LIST 06.2022.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	YANBU QUOTATION LIST 06.2022.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

YANBU QUOTATION LIST 06.2022.exeYANBU QUOTATION LIST 06.2022.exehelp.exe

description	pid	process	target process
PID 4700 set thread context of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 5084 set thread context of 888	5084	YANBU QUOTATION LIST 06.2022.exe	Explorer.EXE
PID 1876 set thread context of 888	1876	help.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3532 schtasks.exe

pid	process
3532	schtasks.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

YANBU QUOTATION LIST 06.2022.exehelp.exe

pid	process
5084	YANBU QUOTATION LIST 06.2022.exe
5084	YANBU QUOTATION LIST 06.2022.exe
5084	YANBU QUOTATION LIST 06.2022.exe
5084	YANBU QUOTATION LIST 06.2022.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe
1876	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

888 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

YANBU QUOTATION LIST 06.2022.exehelp.exe

pid process

5084 YANBU QUOTATION LIST 06.2022.exe
5084 YANBU QUOTATION LIST 06.2022.exe
5084 YANBU QUOTATION LIST 06.2022.exe
1876 help.exe
1876 help.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

YANBU QUOTATION LIST 06.2022.exehelp.exe

description pid process

Token: SeDebugPrivilege 5084 YANBU QUOTATION LIST 06.2022.exe
Token: SeDebugPrivilege 1876 help.exe

pid	process
888	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	5084	YANBU QUOTATION LIST 06.2022.exe
Token: SeDebugPrivilege	1876	help.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

YANBU QUOTATION LIST 06.2022.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 4700 wrote to memory of 3532	4700	YANBU QUOTATION LIST 06.2022.exe	schtasks.exe
PID 4700 wrote to memory of 3532	4700	YANBU QUOTATION LIST 06.2022.exe	schtasks.exe
PID 4700 wrote to memory of 3532	4700	YANBU QUOTATION LIST 06.2022.exe	schtasks.exe
PID 4700 wrote to memory of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 4700 wrote to memory of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 4700 wrote to memory of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 4700 wrote to memory of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 4700 wrote to memory of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 4700 wrote to memory of 5084	4700	YANBU QUOTATION LIST 06.2022.exe	YANBU QUOTATION LIST 06.2022.exe
PID 888 wrote to memory of 1876	888	Explorer.EXE	help.exe
PID 888 wrote to memory of 1876	888	Explorer.EXE	help.exe
PID 888 wrote to memory of 1876	888	Explorer.EXE	help.exe
PID 1876 wrote to memory of 404	1876	help.exe	cmd.exe
PID 1876 wrote to memory of 404	1876	help.exe	cmd.exe
PID 1876 wrote to memory of 404	1876	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:888

C:\Users\Admin\AppData\Local\Temp\YANBU QUOTATION LIST 06.2022.exe
"C:\Users\Admin\AppData\Local\Temp\YANBU QUOTATION LIST 06.2022.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4700

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vtxcrPRespPyL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7CC1.tmp"
3⤵
- Creates scheduled task(s)
PID:3532

C:\Users\Admin\AppData\Local\Temp\YANBU QUOTATION LIST 06.2022.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:5084

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1876

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\YANBU QUOTATION LIST 06.2022.exe"
3⤵
PID:404

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7CC1.tmp
Filesize
1KB

MD5
28098935835558e177d061a775973efc

SHA1
60c8b3bc523d70724fe5f8654178d7340f48e6ed

SHA256
c6d296a6a9435bcbb7322bcec344d927e0ed44c651f96441eb4522698ee11450

SHA512
1c9087a49f3007bfa470fd24bb5317dbf246d597fa457864cdf656cc18e54820e133b9973899ebbef4a52adabcdc0967cbf72f9092e0aeb0cb330ea822bfc727

Download Submit
memory/404-146-0x0000000000000000-mapping.dmp

Download
memory/888-143-0x0000000008500000-0x00000000085C5000-memory.dmp

Filesize
788KB

Download
memory/888-153-0x00000000085D0000-0x000000000872E000-memory.dmp

Filesize
1.4MB

Download
memory/888-151-0x00000000085D0000-0x000000000872E000-memory.dmp

Filesize
1.4MB

Download
memory/1876-152-0x0000000000350000-0x000000000037F000-memory.dmp

Filesize
188KB

Download
memory/1876-150-0x0000000000B70000-0x0000000000C04000-memory.dmp

Filesize
592KB

Download
memory/1876-148-0x0000000001000000-0x000000000134A000-memory.dmp

Filesize
3.3MB

Download
memory/1876-149-0x0000000000350000-0x000000000037F000-memory.dmp

Filesize
188KB

Download
memory/1876-147-0x0000000000FF0000-0x0000000000FF7000-memory.dmp

Filesize
28KB

Download
memory/1876-144-0x0000000000000000-mapping.dmp

Download
memory/3532-136-0x0000000000000000-mapping.dmp

Download
memory/4700-135-0x0000000005CD0000-0x0000000005E76000-memory.dmp

Filesize
1.6MB

Download
memory/4700-130-0x00000000006F0000-0x00000000007A2000-memory.dmp

Filesize
712KB

Download
memory/4700-134-0x0000000005210000-0x000000000521A000-memory.dmp

Filesize
40KB

Download
memory/4700-133-0x00000000052B0000-0x000000000534C000-memory.dmp

Filesize
624KB

Download
memory/4700-132-0x0000000005170000-0x0000000005202000-memory.dmp

Filesize
584KB

Download
memory/4700-131-0x0000000005720000-0x0000000005CC4000-memory.dmp

Filesize
5.6MB

Download
memory/5084-142-0x0000000001990000-0x00000000019A5000-memory.dmp

Filesize
84KB

Download
memory/5084-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5084-141-0x0000000001570000-0x00000000018BA000-memory.dmp

Filesize
3.3MB

Download
memory/5084-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5084-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads