formbook | 5fb176b2add40ae0aed7db10e9bf4755c86b63d66d4601370605b318d5bdb4b1

General

Target

RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
Size

1.5MB
MD5

b2661762dc1e404771a05acaa650a8ad
SHA1

48a6b21d8df818d53da12fbf245dd0425719ca1d
SHA256

5fb176b2add40ae0aed7db10e9bf4755c86b63d66d4601370605b318d5bdb4b1
SHA512

eace4950d5a1f465411a4808265840acc9f95d095939b4c38b4854b7939593116e4c5e5de43c6bef982a7e41330f393effcea2249aa5aeea5c6125d3a022c01b

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.insuranceforgrass.com/cdl/

Decoy

camerawifichinhhang.info

fourruchos.com

linyomould.com

rockinghamseattle.com

yax95.com

gardenvaleps-athletics.com

fundaciojaumecasademont.cat

balpreetpankaj.com

flatlyforensics.com

nehyam.com

hundredpushup.com

iqellc.com

heemosco.com

wavegoodbyeto2020.com

idea2u.net

villamoonray.com

cloud9nutrition.com

propertybysyazliaty.com

chatbgsssjeni.com

babyessentialsonline.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/2772-16-0x000000000041EC00-mapping.dmp	formbook
behavioral2/memory/2772-15-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3976-25-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exeRFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exemsiexec.exe

description	pid	process	target process
PID 3928 set thread context of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 2772 set thread context of 2908	2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	Explorer.EXE
PID 3976 set thread context of 2908	3976	msiexec.exe	Explorer.EXE

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

1868 schtasks.exe

pid	process
1868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 35 IoCs

Processes:

RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exeRFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exemsiexec.exe

pid	process
3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe
3976	msiexec.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exemsiexec.exe

pid	process
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
3976	msiexec.exe
3976	msiexec.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exeRFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
Token: SeDebugPrivilege	2772	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
Token: SeDebugPrivilege	3976	msiexec.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 3928 wrote to memory of 1868	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	schtasks.exe
PID 3928 wrote to memory of 1868	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	schtasks.exe
PID 3928 wrote to memory of 1868	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	schtasks.exe
PID 3928 wrote to memory of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 3928 wrote to memory of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 3928 wrote to memory of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 3928 wrote to memory of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 3928 wrote to memory of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 3928 wrote to memory of 2772	3928	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe	RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
PID 2908 wrote to memory of 3976	2908	Explorer.EXE	msiexec.exe
PID 2908 wrote to memory of 3976	2908	Explorer.EXE	msiexec.exe
PID 2908 wrote to memory of 3976	2908	Explorer.EXE	msiexec.exe
PID 3976 wrote to memory of 1132	3976	msiexec.exe	cmd.exe
PID 3976 wrote to memory of 1132	3976	msiexec.exe	cmd.exe
PID 3976 wrote to memory of 1132	3976	msiexec.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:2908

C:\Users\Admin\AppData\Local\Temp\RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3928

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ihfffYbnG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp378B.tmp"
3⤵
- Creates scheduled task(s)
PID:1868

C:\Users\Admin\AppData\Local\Temp\RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2772

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3976

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\RFQ_19-027-MP-010203 _ 19-028-MP-010203 _ 19-029-MP-04.exe"
3⤵
PID:1132

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp378B.tmp
MD5
ab85ffd95acbd536da8d2eeb187bd465

SHA1
902640a732b491f075a5fde4aeb8b339dd3645ba

SHA256
5d6760753ffe6dc974aff45b8068dee496ec452ad78b1c7b35ef237e27f15489

SHA512
15fe3f2aa430853eb989ac1505ef6edf2dbbfe823b68fe8cf5bbe1a5e21308f863c985f94d6dbadfe79ff5957aba7704f9c13526d16188dae9947873a692bea0

Download Submit
memory/1132-23-0x0000000000000000-mapping.dmp

Download
memory/1868-13-0x0000000000000000-mapping.dmp

Download
memory/2772-16-0x000000000041EC00-mapping.dmp

Download
memory/2772-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2772-19-0x00000000011D0000-0x00000000014F0000-memory.dmp

Filesize
3.1MB

Download
memory/2772-20-0x0000000001160000-0x0000000001174000-memory.dmp

Filesize
80KB

Download
memory/2908-29-0x0000000006AE0000-0x0000000006C13000-memory.dmp

Filesize
1.2MB

Download
memory/2908-21-0x0000000006770000-0x00000000068C8000-memory.dmp

Filesize
1.3MB

Download
memory/3928-12-0x0000000007D10000-0x0000000007D76000-memory.dmp

Filesize
408KB

Download
memory/3928-9-0x0000000007210000-0x0000000007211000-memory.dmp

Filesize
4KB

Download
memory/3928-5-0x0000000006F10000-0x0000000006F11000-memory.dmp

Filesize
4KB

Download
memory/3928-2-0x0000000073BA0000-0x000000007428E000-memory.dmp

Filesize
6.9MB

Download
memory/3928-7-0x0000000007050000-0x0000000007051000-memory.dmp

Filesize
4KB

Download
memory/3928-11-0x00000000071B0000-0x00000000071D3000-memory.dmp

Filesize
140KB

Download
memory/3928-10-0x0000000007020000-0x0000000007021000-memory.dmp

Filesize
4KB

Download
memory/3928-6-0x00000000074B0000-0x00000000074B1000-memory.dmp

Filesize
4KB

Download
memory/3928-8-0x0000000006FD0000-0x0000000006FD1000-memory.dmp

Filesize
4KB

Download
memory/3928-3-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/3976-24-0x00000000010B0000-0x00000000010C2000-memory.dmp

Filesize
72KB

Download
memory/3976-25-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3976-26-0x00000000044D0000-0x00000000047F0000-memory.dmp

Filesize
3.1MB

Download
memory/3976-28-0x0000000000E90000-0x0000000000F23000-memory.dmp

Filesize
588KB

Download
memory/3976-22-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads