formbook | b3c5b3cf581d15fcbacf67b4bdba199bfe7089704875746109b3206eb07b99e2

General

Target

new order.exe
Size

225KB
MD5

5c24de06380c0c24db91bb3ab6eeace3
SHA1

74de5b1eac0982786136b4ecb4bc664bd9d26636
SHA256

b3c5b3cf581d15fcbacf67b4bdba199bfe7089704875746109b3206eb07b99e2
SHA512

1ae9df468dbcaa9c1838fc4327d488843941e18e84affbdfd1d86d0b20f16c360853eff4373049e5628ee55c4e20da445dacc65c1fc4d3df56812b04733bc75b

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.knighttechinca.com/dxe/

Decoy

sardarfarm.com

959tremont.com

privat-livecam.net

ansel-homebakery.com

joysupermarket.com

peninsulamatchmakers.net

northsytyle.com

radioconexaoubermusic.com

relocatingrealtor.com

desyrnan.com

onlinehoortoestel.online

enpointe.online

rvvikings.com

paulpoirier.com

shitarpa.net

kerneis.net

rokitreach.com

essentiallygaia.com

prestiged.net

fuerzaagavera.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
behavioral2/memory/1488-117-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2956-124-0x00000000006A0000-0x00000000006CE000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

new order.exe

pid process

3928 new order.exe

pid	process
3928	new order.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

new order.exenew order.exeNETSTAT.EXE

description	pid	process	target process
PID 3928 set thread context of 1488	3928	new order.exe	new order.exe
PID 1488 set thread context of 3064	1488	new order.exe	Explorer.EXE
PID 2956 set thread context of 3064	2956	NETSTAT.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
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

2956 NETSTAT.EXE

pid	process
2956	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

new order.exeNETSTAT.EXE

pid	process
1488	new order.exe
1488	new order.exe
1488	new order.exe
1488	new order.exe
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE
2956	NETSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3064 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

new order.exenew order.exeNETSTAT.EXE

pid process

3928 new order.exe
1488 new order.exe
1488 new order.exe
1488 new order.exe
2956 NETSTAT.EXE
2956 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

new order.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 1488 new order.exe
Token: SeDebugPrivilege 2956 NETSTAT.EXE
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3064 Explorer.EXE

pid	process
3064	Explorer.EXE

pid	process
3928	new order.exe
1488	new order.exe
1488	new order.exe
1488	new order.exe
2956	NETSTAT.EXE
2956	NETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	1488	new order.exe
Token: SeDebugPrivilege	2956	NETSTAT.EXE

pid	process
3064	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

new order.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 3928 wrote to memory of 1488	3928	new order.exe	new order.exe
PID 3928 wrote to memory of 1488	3928	new order.exe	new order.exe
PID 3928 wrote to memory of 1488	3928	new order.exe	new order.exe
PID 3928 wrote to memory of 1488	3928	new order.exe	new order.exe
PID 3064 wrote to memory of 2956	3064	Explorer.EXE	NETSTAT.EXE
PID 3064 wrote to memory of 2956	3064	Explorer.EXE	NETSTAT.EXE
PID 3064 wrote to memory of 2956	3064	Explorer.EXE	NETSTAT.EXE
PID 2956 wrote to memory of 3676	2956	NETSTAT.EXE	cmd.exe
PID 2956 wrote to memory of 3676	2956	NETSTAT.EXE	cmd.exe
PID 2956 wrote to memory of 3676	2956	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3064

C:\Users\Admin\AppData\Local\Temp\new order.exe
"C:\Users\Admin\AppData\Local\Temp\new order.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3928

C:\Users\Admin\AppData\Local\Temp\new order.exe
"C:\Users\Admin\AppData\Local\Temp\new order.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1488

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2956

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\new order.exe"
3⤵
PID:3676

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsb164E.tmp\fiq3i6.dll
MD5
11955007c9dd82171650f0b0f5a5103f

SHA1
fd41b1d885975db292d2c5a0e271f884f8868ddb

SHA256
c98f6514cdd9f453b87f53db4b77282d067e78e30c39a5dc731cc8e70dbac1c1

SHA512
cc521deb22844b2082bc47034948031b76f4fa698f15961bc016604c71834104f5fbdb058cbe2ab7b4d7676a4af12c1873db36a56979c4ad02912385ab4bdbc4

Download Submit
memory/1488-118-0x0000000000B60000-0x0000000000E80000-memory.dmp

Filesize
3.1MB

Download
memory/1488-116-0x000000000041EAF0-mapping.dmp

Download
memory/1488-117-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1488-119-0x00000000005C0000-0x00000000005D4000-memory.dmp

Filesize
80KB

Download
memory/2956-124-0x00000000006A0000-0x00000000006CE000-memory.dmp

Filesize
184KB

Download
memory/2956-121-0x0000000000000000-mapping.dmp

Download
memory/2956-125-0x0000000002E60000-0x0000000003180000-memory.dmp

Filesize
3.1MB

Download
memory/2956-123-0x0000000000CB0000-0x0000000000CBB000-memory.dmp

Filesize
44KB

Download
memory/2956-126-0x0000000000BE0000-0x0000000000C73000-memory.dmp

Filesize
588KB

Download
memory/3064-120-0x0000000004DB0000-0x0000000004EEE000-memory.dmp

Filesize
1.2MB

Download
memory/3064-127-0x0000000005E40000-0x0000000005FB6000-memory.dmp

Filesize
1.5MB

Download
memory/3676-122-0x0000000000000000-mapping.dmp

Download
memory/3928-115-0x0000000002180000-0x00000000021A4000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads