formbook | 8309d803c92faaf24828cd67e4c1041f9465ecf6c63f7608d7ed4579f075a02c

General

Target

Quotation.exe
Size

222KB
MD5

1f86caaa19912ceb55c9f6121eb692bb
SHA1

2d4dd95fdb17937b22a3d6a41862704ed80acf70
SHA256

8309d803c92faaf24828cd67e4c1041f9465ecf6c63f7608d7ed4579f075a02c
SHA512

720c68b543c3d5eb2d026feb0ae46d0c77aa0eb71cd3302c520384cbff27e28fed1f9f0b3c761aed7bdea054fd2d3829f294f3250175d6d159d1167122f67a72

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.riceandginger.com/fcn/

Decoy

bellee-select.com

unlock-motorola.com

courtneyrunyon.com

hnzywjz.com

retrievingbest.net

ayescarrental.com

beyoutifulblessings.com

heritagediscovery.net

fasoum.com

wbz.xyz

lownak.com

alinkarmay.com

coffeyquiltco.com

validdreamers.com

yuksukcu.club

buildnextfrc.com

avantfarme.com

xyfs360.com

holisticpacific.com

banejia.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
behavioral1/memory/2012-6-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/336-15-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1712 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

Quotation.exe

pid process

784 Quotation.exe

pid	process
1712	cmd.exe

pid	process
784	Quotation.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Quotation.exeQuotation.execmd.exe

description	pid	process	target process
PID 784 set thread context of 2012	784	Quotation.exe	Quotation.exe
PID 2012 set thread context of 1248	2012	Quotation.exe	Explorer.EXE
PID 2012 set thread context of 1248	2012	Quotation.exe	Explorer.EXE
PID 336 set thread context of 1248	336	cmd.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

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

Quotation.execmd.exe

pid	process
2012	Quotation.exe
2012	Quotation.exe
2012	Quotation.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe
336	cmd.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Quotation.exeQuotation.execmd.exe

pid process

784 Quotation.exe
2012 Quotation.exe
2012 Quotation.exe
2012 Quotation.exe
2012 Quotation.exe
336 cmd.exe
336 cmd.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Quotation.execmd.exe

description pid process

Token: SeDebugPrivilege 2012 Quotation.exe
Token: SeDebugPrivilege 336 cmd.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE
1248 Explorer.EXE

pid	process
784	Quotation.exe
2012	Quotation.exe
2012	Quotation.exe
2012	Quotation.exe
2012	Quotation.exe
336	cmd.exe
336	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2012	Quotation.exe
Token: SeDebugPrivilege	336	cmd.exe

pid	process
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE

pid	process
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE
1248	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Quotation.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 784 wrote to memory of 2012	784	Quotation.exe	Quotation.exe
PID 784 wrote to memory of 2012	784	Quotation.exe	Quotation.exe
PID 784 wrote to memory of 2012	784	Quotation.exe	Quotation.exe
PID 784 wrote to memory of 2012	784	Quotation.exe	Quotation.exe
PID 784 wrote to memory of 2012	784	Quotation.exe	Quotation.exe
PID 1248 wrote to memory of 336	1248	Explorer.EXE	cmd.exe
PID 1248 wrote to memory of 336	1248	Explorer.EXE	cmd.exe
PID 1248 wrote to memory of 336	1248	Explorer.EXE	cmd.exe
PID 1248 wrote to memory of 336	1248	Explorer.EXE	cmd.exe
PID 336 wrote to memory of 1712	336	cmd.exe	cmd.exe
PID 336 wrote to memory of 1712	336	cmd.exe	cmd.exe
PID 336 wrote to memory of 1712	336	cmd.exe	cmd.exe
PID 336 wrote to memory of 1712	336	cmd.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:1248

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:784

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2012

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:336

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
3⤵
- Deletes itself
PID:1712

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nshF8E0.tmp\laegtoh4.dll
MD5
f68cd7ef81a40b6dc714658aef692640

SHA1
377095c12352bea1ce2aa195f4354270f8571767

SHA256
b0511bd682e5d539f05be2c97d5e8e23dddc48cc32aaa6c25b6a6ecea4dee475

SHA512
4c412eb6c9b01ffe57b582373703864448db10b86d69a8b5ab9f2933917e6fd9fcd6124ff17a6a605a1c6d6569ea22df1b80877bef61b43f8d59b248d8791083

Download Submit
memory/336-14-0x000000004AA10000-0x000000004AA5C000-memory.dmp

Filesize
304KB

Download
memory/336-17-0x0000000001DA0000-0x0000000001E33000-memory.dmp

Filesize
588KB

Download
memory/336-16-0x0000000002070000-0x0000000002373000-memory.dmp

Filesize
3.0MB

Download
memory/336-15-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/336-12-0x0000000000000000-mapping.dmp

Download
memory/784-5-0x0000000000470000-0x0000000000472000-memory.dmp

Filesize
8KB

Download
memory/784-2-0x0000000075C61000-0x0000000075C63000-memory.dmp

Filesize
8KB

Download
memory/1248-18-0x0000000003DA0000-0x0000000003E63000-memory.dmp

Filesize
780KB

Download
memory/1248-9-0x0000000004FD0000-0x0000000005145000-memory.dmp

Filesize
1.5MB

Download
memory/1248-11-0x0000000007410000-0x00000000075B4000-memory.dmp

Filesize
1.6MB

Download
memory/1712-13-0x0000000000000000-mapping.dmp

Download
memory/2012-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2012-10-0x00000000003A0000-0x00000000003B4000-memory.dmp

Filesize
80KB

Download
memory/2012-8-0x00000000002C0000-0x00000000002D4000-memory.dmp

Filesize
80KB

Download
memory/2012-7-0x0000000000820000-0x0000000000B23000-memory.dmp

Filesize
3.0MB

Download
memory/2012-4-0x000000000041EAA0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads