formbook | 4184b14006520ea167252e0264bcd92873ea365635baaed4d366a4aaf9e32e8b

General

Target

InvoicePackinglistForSeaShipment.exe
Size

1.0MB
MD5

ec2c603cc2d1551fa4340019e93415a6
SHA1

07fbc2fd5fba763042c3765e62320560aad87e72
SHA256

4184b14006520ea167252e0264bcd92873ea365635baaed4d366a4aaf9e32e8b
SHA512

13aff89c23a5bfb0218b7c46e4ba25b3cb2a91636d808cf5345d2df5b600414b0c3273cee835b5da984d1bf120489ede1091fd686db9e7edd551348f0e22c42a
SSDEEP

24576:ffmMv6Ckr7Mny5QLPUqPRnCHBGvBYluJqWg:f3v+7/5QLPUqpnCHBGSluJHg

Score

10^/10

formbook ge07 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ge07

Decoy

amyard.shop

eloshost.xyz

g18q11a.top

orensic-vendor-735524320.click

ithin-ksvodn.xyz

xhyx.top

elonix-traceglow.pro

cillascrewedsedroth.cfd

wner-nyquh.xyz

reyhazeusa.shop

esmellretaperetotal.cfd

hqm-during.xyz

pipagtxcorrelo.xyz

lray-civil.xyz

apybarameme.xyz

rbuds.shop

hild-fcudh.xyz

rkgexg.top

estwestcottwines.shop

giyztm.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/1736-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1736-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2996-11-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2540 set thread context of 1736	2540	InvoicePackinglistForSeaShipment.exe	30
PID 1736 set thread context of 1124	1736	svchost.exe	20
PID 2996 set thread context of 1124	2996	chkdsk.exe	20

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InvoicePackinglistForSeaShipment.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1736	svchost.exe
1736	svchost.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe
2996	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2540	InvoicePackinglistForSeaShipment.exe
1736	svchost.exe
1736	svchost.exe
1736	svchost.exe
2996	chkdsk.exe
2996	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1736	svchost.exe
Token: SeDebugPrivilege	2996	chkdsk.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2540	InvoicePackinglistForSeaShipment.exe
2540	InvoicePackinglistForSeaShipment.exe
1124	Explorer.EXE
1124	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2540	InvoicePackinglistForSeaShipment.exe
2540	InvoicePackinglistForSeaShipment.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 1736	2540	InvoicePackinglistForSeaShipment.exe	30
PID 2540 wrote to memory of 1736	2540	InvoicePackinglistForSeaShipment.exe	30
PID 2540 wrote to memory of 1736	2540	InvoicePackinglistForSeaShipment.exe	30
PID 2540 wrote to memory of 1736	2540	InvoicePackinglistForSeaShipment.exe	30
PID 2540 wrote to memory of 1736	2540	InvoicePackinglistForSeaShipment.exe	30
PID 1124 wrote to memory of 2996	1124	Explorer.EXE	31
PID 1124 wrote to memory of 2996	1124	Explorer.EXE	31
PID 1124 wrote to memory of 2996	1124	Explorer.EXE	31
PID 1124 wrote to memory of 2996	1124	Explorer.EXE	31
PID 2996 wrote to memory of 2488	2996	chkdsk.exe	32
PID 2996 wrote to memory of 2488	2996	chkdsk.exe	32
PID 2996 wrote to memory of 2488	2996	chkdsk.exe	32
PID 2996 wrote to memory of 2488	2996	chkdsk.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Users\Admin\AppData\Local\Temp\InvoicePackinglistForSeaShipment.exe
  "C:\Users\Admin\AppData\Local\Temp\InvoicePackinglistForSeaShipment.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\InvoicePackinglistForSeaShipment.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1736
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2996
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1124-8-0x0000000006320000-0x00000000063F0000-memory.dmp

Filesize
832KB

Download
memory/1124-21-0x0000000006500000-0x00000000065AA000-memory.dmp

Filesize
680KB

Download
memory/1124-19-0x0000000006500000-0x00000000065AA000-memory.dmp

Filesize
680KB

Download
memory/1124-18-0x0000000006500000-0x00000000065AA000-memory.dmp

Filesize
680KB

Download
memory/1124-12-0x0000000006320000-0x00000000063F0000-memory.dmp

Filesize
832KB

Download
memory/1736-7-0x0000000000370000-0x0000000000385000-memory.dmp

Filesize
84KB

Download
memory/1736-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1736-4-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/1736-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2540-2-0x0000000002D80000-0x0000000002F80000-memory.dmp

Filesize
2.0MB

Download
memory/2996-9-0x00000000006C0000-0x00000000006C7000-memory.dmp

Filesize
28KB

Download
memory/2996-10-0x00000000006C0000-0x00000000006C7000-memory.dmp

Filesize
28KB

Download
memory/2996-11-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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