formbook | 2db62f11ccd00d5ec690bc313bea332b24e62dbdf63c29c24884d4589a4cd928

Analysis

max time kernel
148s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 07:29

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General

Target

Fedex Awb Details_pdf.exe
Size

544KB
MD5

e081a5f2bea797aad5cd3e9e934bb8e0
SHA1

af59729a38b512cac6c3fd8896bd8123fa9bbdef
SHA256

e23bf1a652dd78590f79e4a350dd7869c9c5477ef9d1dcae78504ac4fa46cada
SHA512

af8210c19cdbfbd949d0d92921b98ba791e027548b4eef0f02a1efab7c6b621c5c90fe764c04b90528bd855b11d307c82bd9844adec2a8a731adce5267ab0f6d
SSDEEP

12288:ygRzUZzOZgFlBNeNpoMNfsoHD3DopWIzK//a9N:nk9FlTeXLsoDDRw

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/4760-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4760-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4760-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3556-28-0x0000000000A90000-0x0000000000ABF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2160 set thread context of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 4760 set thread context of 3488	4760	Fedex Awb Details_pdf.exe	56
PID 4760 set thread context of 3488	4760	Fedex Awb Details_pdf.exe	56
PID 3556 set thread context of 3488	3556	NETSTAT.EXE	56

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	Fedex Awb Details_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3556	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
2160	Fedex Awb Details_pdf.exe
2160	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE
3556	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
4760	Fedex Awb Details_pdf.exe
3556	NETSTAT.EXE
3556	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2160	Fedex Awb Details_pdf.exe
Token: SeDebugPrivilege	4760	Fedex Awb Details_pdf.exe
Token: SeDebugPrivilege	3556	NETSTAT.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 2160 wrote to memory of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 2160 wrote to memory of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 2160 wrote to memory of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 2160 wrote to memory of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 2160 wrote to memory of 4760	2160	Fedex Awb Details_pdf.exe	89
PID 3488 wrote to memory of 3556	3488	Explorer.EXE	90
PID 3488 wrote to memory of 3556	3488	Explorer.EXE	90
PID 3488 wrote to memory of 3556	3488	Explorer.EXE	90
PID 3556 wrote to memory of 2216	3556	NETSTAT.EXE	91
PID 3556 wrote to memory of 2216	3556	NETSTAT.EXE	91
PID 3556 wrote to memory of 2216	3556	NETSTAT.EXE	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4760
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3556
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2160-14-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2160-1-0x0000000000EA0000-0x0000000000F2E000-memory.dmp

Filesize
568KB

Download
memory/2160-2-0x0000000005F00000-0x00000000064A4000-memory.dmp

Filesize
5.6MB

Download
memory/2160-3-0x0000000005950000-0x00000000059E2000-memory.dmp

Filesize
584KB

Download
memory/2160-4-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2160-5-0x00000000058D0000-0x00000000058DA000-memory.dmp

Filesize
40KB

Download
memory/2160-6-0x00000000070F0000-0x0000000007182000-memory.dmp

Filesize
584KB

Download
memory/2160-7-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/2160-8-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/2160-9-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/2160-10-0x0000000007430000-0x00000000074A6000-memory.dmp

Filesize
472KB

Download
memory/2160-11-0x0000000009B20000-0x0000000009BBC000-memory.dmp

Filesize
624KB

Download
memory/2160-0-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/3488-24-0x0000000008BB0000-0x0000000008D52000-memory.dmp

Filesize
1.6MB

Download
memory/3488-23-0x0000000002EC0000-0x0000000002FAA000-memory.dmp

Filesize
936KB

Download
memory/3488-19-0x0000000008BB0000-0x0000000008D52000-memory.dmp

Filesize
1.6MB

Download
memory/3488-34-0x00000000086E0000-0x0000000008848000-memory.dmp

Filesize
1.4MB

Download
memory/3488-33-0x00000000086E0000-0x0000000008848000-memory.dmp

Filesize
1.4MB

Download
memory/3488-31-0x00000000086E0000-0x0000000008848000-memory.dmp

Filesize
1.4MB

Download
memory/3488-27-0x0000000002EC0000-0x0000000002FAA000-memory.dmp

Filesize
936KB

Download
memory/3556-26-0x00000000005D0000-0x00000000005DB000-memory.dmp

Filesize
44KB

Download
memory/3556-25-0x00000000005D0000-0x00000000005DB000-memory.dmp

Filesize
44KB

Download
memory/3556-28-0x0000000000A90000-0x0000000000ABF000-memory.dmp

Filesize
188KB

Download
memory/4760-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4760-15-0x0000000001780000-0x0000000001ACA000-memory.dmp

Filesize
3.3MB

Download
memory/4760-22-0x0000000001740000-0x0000000001754000-memory.dmp

Filesize
80KB

Download
memory/4760-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4760-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4760-18-0x0000000001700000-0x0000000001714000-memory.dmp

Filesize
80KB

Download