formbook | dd7311a0428c78cec1db4fbca409094ab6694db68c03aa878f9f1872ecc6e1db

General

Target

Re, cotten.exe
Size

1.1MB
MD5

c6158b027d97a2b4c111945566366838
SHA1

18248a16b4d521ccd038c57853ee89a11c3c654a
SHA256

dd7311a0428c78cec1db4fbca409094ab6694db68c03aa878f9f1872ecc6e1db
SHA512

547d8e6940511aafaa40b7a0511b7bc15a7f8f6d9a2f25d6614ddabcd9646af863e3e311becc3e8d051178fe6840a68d0e86d1508c6f68ecb154e25406670f69
SSDEEP

24576:GLGrqdOj5DklX6Ihq8XhGRuIrrVH1rF7MlYf:1rqdOj5Dk3LhGZnVV5A

Score

10^/10

formbook ng04 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ng04

Decoy

tevimaq.com

easterspecialtystore.com

smartlever.tech

10312.uk

tanjawiharbi.co.uk

471338.com

horusventure.com

empress-care.com

sinrian.com

465951.com

aemsti.com

nxcourier.com

stargatefarms.com

lalyquainvestment.com

dailysportsadvice.com

justlistmoore.com

stoneonroll.online

tatianakolomiets.com

barcodebbm.com

protectorship.world

Signatures

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

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/556-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/556-64-0x000000000041F020-mapping.dmp	formbook
behavioral1/memory/556-66-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1888-72-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/1888-77-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

696 cmd.exe

pid	process
696	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Re, cotten.exeRe, cotten.exenetsh.exe

description	pid	process	target process
PID 1976 set thread context of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 556 set thread context of 1232	556	Re, cotten.exe	Explorer.EXE
PID 1888 set thread context of 1232	1888	netsh.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

Re, cotten.exenetsh.exe

pid	process
556	Re, cotten.exe
556	Re, cotten.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe
1888	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1232 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Re, cotten.exenetsh.exe

pid process

556 Re, cotten.exe
556 Re, cotten.exe
556 Re, cotten.exe
1888 netsh.exe
1888 netsh.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Re, cotten.exenetsh.exeExplorer.EXE

description pid process

Token: SeDebugPrivilege 556 Re, cotten.exe
Token: SeDebugPrivilege 1888 netsh.exe
Token: SeShutdownPrivilege 1232 Explorer.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1232 Explorer.EXE
1232 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1232 Explorer.EXE
1232 Explorer.EXE

pid	process
1232	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	556	Re, cotten.exe
Token: SeDebugPrivilege	1888	netsh.exe
Token: SeShutdownPrivilege	1232	Explorer.EXE

pid	process
1232	Explorer.EXE
1232	Explorer.EXE

pid	process
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Re, cotten.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1976 wrote to memory of 556	1976	Re, cotten.exe	Re, cotten.exe
PID 1232 wrote to memory of 1888	1232	Explorer.EXE	netsh.exe
PID 1232 wrote to memory of 1888	1232	Explorer.EXE	netsh.exe
PID 1232 wrote to memory of 1888	1232	Explorer.EXE	netsh.exe
PID 1232 wrote to memory of 1888	1232	Explorer.EXE	netsh.exe
PID 1888 wrote to memory of 696	1888	netsh.exe	cmd.exe
PID 1888 wrote to memory of 696	1888	netsh.exe	cmd.exe
PID 1888 wrote to memory of 696	1888	netsh.exe	cmd.exe
PID 1888 wrote to memory of 696	1888	netsh.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1232

C:\Users\Admin\AppData\Local\Temp\Re, cotten.exe
"C:\Users\Admin\AppData\Local\Temp\Re, cotten.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Local\Temp\Re, cotten.exe
"C:\Users\Admin\AppData\Local\Temp\Re, cotten.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:556

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Re, cotten.exe"
3⤵
- Deletes itself
PID:696

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/556-67-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download
memory/556-68-0x00000000002C0000-0x00000000002D5000-memory.dmp

Filesize
84KB

Download
memory/556-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/556-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/556-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/556-64-0x000000000041F020-mapping.dmp

Download
memory/556-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/696-74-0x0000000000000000-mapping.dmp

Download
memory/1232-78-0x0000000002A00000-0x0000000002AC8000-memory.dmp

Filesize
800KB

Download
memory/1232-76-0x0000000002A00000-0x0000000002AC8000-memory.dmp

Filesize
800KB

Download
memory/1232-69-0x0000000005EC0000-0x0000000005FEF000-memory.dmp

Filesize
1.2MB

Download
memory/1888-72-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1888-70-0x0000000000000000-mapping.dmp

Download
memory/1888-71-0x00000000008D0000-0x00000000008EB000-memory.dmp

Filesize
108KB

Download
memory/1888-73-0x0000000001FC0000-0x00000000022C3000-memory.dmp

Filesize
3.0MB

Download
memory/1888-75-0x0000000001EF0000-0x0000000001F84000-memory.dmp

Filesize
592KB

Download
memory/1888-77-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1976-59-0x00000000048D0000-0x000000000493C000-memory.dmp

Filesize
432KB

Download
memory/1976-58-0x0000000008080000-0x0000000008126000-memory.dmp

Filesize
664KB

Download
memory/1976-54-0x0000000000F50000-0x0000000001072000-memory.dmp

Filesize
1.1MB

Download
memory/1976-57-0x00000000004E0000-0x00000000004EC000-memory.dmp

Filesize
48KB

Download
memory/1976-56-0x0000000000500000-0x0000000000518000-memory.dmp

Filesize
96KB

Download
memory/1976-55-0x0000000075441000-0x0000000075443000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads