formbook | 10fc636b7474b2ea701bfda198e0625d430d51097665addbc8d7bf397e565855

General

Target

order_list_attached.exe
Size

184KB
MD5

d183004c73c53fd2e1c50bce8cc40602
SHA1

99fcacc46c4bc2bf0c066e37f7e88b23284ed8a9
SHA256

10fc636b7474b2ea701bfda198e0625d430d51097665addbc8d7bf397e565855
SHA512

e7c34484eb796d2d178da4c3078e89aeb41c4cb0d6af4a945f32667da4fbbf31093c9024eb5c51e1ba8600931c5ad6d68d98e908467d5073b46e932c7788ab8c

Score

10^/10

formbook 3nop rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

videohm.com

panache-rose.com

alnooncars-kw.com

trueblue2u.com

brussels-cafe.com

ip2c.net

influenzerr.com

rbcoq.com

zzful.com

drainthe.com

sumaholesson.com

cursosaprovados.com

genotecinc.com

dbrulhart.com

theapiarystudios.com

kensyu-kan.com

dkku88.com

tikhyper.com

aztecnort.com

homebrim.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1612-59-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1472 cmd.exe

pid	process
1472	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

order_list_attached.exechkdsk.exe

description	pid	process	target process
PID 1056 set thread context of 1196	1056	order_list_attached.exe	Explorer.EXE
PID 1612 set thread context of 1196	1612	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

order_list_attached.exechkdsk.exe

pid	process
1056	order_list_attached.exe
1056	order_list_attached.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe
1612	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

order_list_attached.exechkdsk.exe

pid process

1056 order_list_attached.exe
1056 order_list_attached.exe
1056 order_list_attached.exe
1612 chkdsk.exe
1612 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

order_list_attached.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1056 order_list_attached.exe
Token: SeDebugPrivilege 1612 chkdsk.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1196 Explorer.EXE
1196 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1196 Explorer.EXE
1196 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1056	order_list_attached.exe
Token: SeDebugPrivilege	1612	chkdsk.exe

pid	process
1196	Explorer.EXE
1196	Explorer.EXE

pid	process
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Explorer.EXEchkdsk.exe

description	pid	process	target process
PID 1196 wrote to memory of 1612	1196	Explorer.EXE	chkdsk.exe
PID 1196 wrote to memory of 1612	1196	Explorer.EXE	chkdsk.exe
PID 1196 wrote to memory of 1612	1196	Explorer.EXE	chkdsk.exe
PID 1196 wrote to memory of 1612	1196	Explorer.EXE	chkdsk.exe
PID 1612 wrote to memory of 1472	1612	chkdsk.exe	cmd.exe
PID 1612 wrote to memory of 1472	1612	chkdsk.exe	cmd.exe
PID 1612 wrote to memory of 1472	1612	chkdsk.exe	cmd.exe
PID 1612 wrote to memory of 1472	1612	chkdsk.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1196

C:\Users\Admin\AppData\Local\Temp\order_list_attached.exe
"C:\Users\Admin\AppData\Local\Temp\order_list_attached.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1056

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\order_list_attached.exe"
3⤵
- Deletes itself
PID:1472

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1056-54-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download
memory/1056-56-0x0000000000D1E000-0x0000000000D1F000-memory.dmp

Filesize
4KB

Download
memory/1056-57-0x00000000002C0000-0x00000000002D4000-memory.dmp

Filesize
80KB

Download
memory/1196-55-0x0000000004380000-0x00000000044AF000-memory.dmp

Filesize
1.2MB

Download
memory/1196-62-0x0000000003DA0000-0x0000000003E37000-memory.dmp

Filesize
604KB

Download
memory/1612-58-0x0000000000F90000-0x0000000000F97000-memory.dmp

Filesize
28KB

Download
memory/1612-59-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/1612-60-0x0000000000B30000-0x0000000000E33000-memory.dmp

Filesize
3.0MB

Download
memory/1612-61-0x0000000000980000-0x0000000000A13000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads