formbook | 9cbfd52d21bb6d8f793e9b67580083ef824faa531803fd8fb48dfa787769517c

General

Target

Shipping_Document_Consignments HAWB R129724.pdf.exe
Size

744KB
MD5

208a2a0346f4de47649b9f11ef7f28b8
SHA1

44398e1ff6731e22ca02455797a7bee1a9ecba09
SHA256

1e99e3da65f03e0389c065ab12566c02229a89bbf524131cb079d625dc179e74
SHA512

281876bf918f5d3d9d20d804209fe217300e196543111a41ba1f463223e8c8d6e5b31e325f02c2fdd0485cb4c0e01248934ec8632454622b1cf6d532ed7b37eb
SSDEEP

12288:0gFHPawHmUpAj2FXb1/CliGZ8VZKVAql7zhFTmfhMFbWVfpXalGT+wwce:0kBHTlVK/8V8lJFTAiZWVRXZT+Se

Score

10^/10

formbook tsg discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

tsg

Decoy

cascadebioclean.com

awdgrp.com

365itnet.net

securingthelegacy.com

tecksnapz.com

faithfernandes.com

greyboxautomation.com

appliancetechhub.com

objectif.digital

thesearsgroupnc.com

ladojrp.net

keitakora.com

sendaproveedores.com

freedomdigitalagency.com

w5vyy.com

wsilhavy.net

andrenoforte.com

realonlineseller.com

impetusprime.com

amsengineeringinternational.com

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2956-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2956-16-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2956-21-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2656	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3000 set thread context of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 2956 set thread context of 1172	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe	21
PID 2956 set thread context of 1172	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe	21
PID 2648 set thread context of 1172	2648	wlanext.exe	21

System Location Discovery: System Language Discovery 1 TTPs 4 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	Shipping_Document_Consignments HAWB R129724.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Shipping_Document_Consignments HAWB R129724.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3000	Shipping_Document_Consignments HAWB R129724.pdf.exe
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2656	cmd.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe
2648	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
2648	wlanext.exe
2648	wlanext.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe
Token: SeDebugPrivilege	2648	wlanext.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 3000 wrote to memory of 2956	3000	Shipping_Document_Consignments HAWB R129724.pdf.exe	32
PID 2956 wrote to memory of 2648	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe	33
PID 2956 wrote to memory of 2648	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe	33
PID 2956 wrote to memory of 2648	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe	33
PID 2956 wrote to memory of 2648	2956	Shipping_Document_Consignments HAWB R129724.pdf.exe	33
PID 2648 wrote to memory of 2656	2648	wlanext.exe	34
PID 2648 wrote to memory of 2656	2648	wlanext.exe	34
PID 2648 wrote to memory of 2656	2648	wlanext.exe	34
PID 2648 wrote to memory of 2656	2648	wlanext.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1172
- C:\Users\Admin\AppData\Local\Temp\Shipping_Document_Consignments HAWB R129724.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Shipping_Document_Consignments HAWB R129724.pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Users\Admin\AppData\Local\Temp\Shipping_Document_Consignments HAWB R129724.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping_Document_Consignments HAWB R129724.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2956
  - - C:\Windows\SysWOW64\wlanext.exe
      "C:\Windows\SysWOW64\wlanext.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2648
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\AppData\Local\Temp\Shipping_Document_Consignments HAWB R129724.pdf.exe"
        5⤵
        Deletes itself
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Internet Connection Discovery
        
        PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1172-19-0x00000000051C0000-0x00000000052F1000-memory.dmp

Filesize
1.2MB

Download
memory/1172-27-0x0000000007940000-0x0000000007AE5000-memory.dmp

Filesize
1.6MB

Download
memory/1172-23-0x00000000051C0000-0x00000000052F1000-memory.dmp

Filesize
1.2MB

Download
memory/1172-24-0x0000000007940000-0x0000000007AE5000-memory.dmp

Filesize
1.6MB

Download
memory/2648-25-0x00000000008E0000-0x00000000008F6000-memory.dmp

Filesize
88KB

Download
memory/2648-26-0x00000000008E0000-0x00000000008F6000-memory.dmp

Filesize
88KB

Download
memory/2956-22-0x0000000000490000-0x00000000004A4000-memory.dmp

Filesize
80KB

Download
memory/2956-21-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2956-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2956-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2956-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2956-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2956-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2956-14-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/2956-17-0x0000000000450000-0x0000000000464000-memory.dmp

Filesize
80KB

Download
memory/3000-6-0x0000000006100000-0x000000000619E000-memory.dmp

Filesize
632KB

Download
memory/3000-13-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/3000-7-0x0000000001040000-0x00000000010A4000-memory.dmp

Filesize
400KB

Download
memory/3000-0-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download
memory/3000-5-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/3000-4-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download
memory/3000-3-0x00000000002C0000-0x00000000002D6000-memory.dmp

Filesize
88KB

Download
memory/3000-2-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/3000-1-0x00000000012C0000-0x0000000001380000-memory.dmp

Filesize
768KB

Download

Analysis

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