formbook | 0a0aa2a540745ef974c3e40eab6999e4c837692c17f582346a9eb39f6c64e7af

General

Target

BOOKING.PDF.exe
Size

758KB
MD5

88528bfe9007c57d8615a2df954790db
SHA1

4570ffe1a98d532c3f07d85cd5fefad3385afdcc
SHA256

30ef5d1576242f1583caff2d9a14053d43693a495a3b708715a418a944b1143f
SHA512

741ef3fcf005207f14c0b74ff5e640d51e313b85be83aa9000bfeba06d0f6b000b2d4065d40d29eed73ad72a56881f293ef6d60e4591a1a11cf76017d9983683
SSDEEP

12288:dWxyoLLoS60/K7yh0nzTS5jX8Qf/TJIHVh+TWWVjr50XmIaj6hYl8v13Ut:djoLAzeFsKlI1HWVjdKmIa2c8v13E

Score

10^/10

formbook cgsp discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cgsp

Decoy

dzxcsy.com

communication-digitale.net

darkspot.pro

neighborschoicefranchise.com

mujeresaprendices.com

ryanita.com

karmelbali.com

lengzu.net

archoneshop.com

auszeit-online.com

incredikit.com

theostermangroup.com

challengesbringsuccess.com

thegoddogcure.com

missshalae.com

mulherviaje.com

danieljosephmuldoon.com

plantitasmke.com

lyson.info

boardwalkcafebeaufort.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
behavioral2/memory/2800-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2800-17-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2976-22-0x0000000000B60000-0x0000000000B8E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3124 set thread context of 2800	3124	BOOKING.PDF.exe	90
PID 2800 set thread context of 3572	2800	BOOKING.PDF.exe	56
PID 2976 set thread context of 3572	2976	wscript.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	BOOKING.PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 51 IoCs

pid	Process
3124	BOOKING.PDF.exe
2800	BOOKING.PDF.exe
2800	BOOKING.PDF.exe
2800	BOOKING.PDF.exe
2800	BOOKING.PDF.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe
2976	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2800	BOOKING.PDF.exe
2800	BOOKING.PDF.exe
2800	BOOKING.PDF.exe
2976	wscript.exe
2976	wscript.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3124	BOOKING.PDF.exe
Token: SeDebugPrivilege	2800	BOOKING.PDF.exe
Token: SeDebugPrivilege	2976	wscript.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 2800	3124	BOOKING.PDF.exe	90
PID 3124 wrote to memory of 2800	3124	BOOKING.PDF.exe	90
PID 3124 wrote to memory of 2800	3124	BOOKING.PDF.exe	90
PID 3124 wrote to memory of 2800	3124	BOOKING.PDF.exe	90
PID 3124 wrote to memory of 2800	3124	BOOKING.PDF.exe	90
PID 3124 wrote to memory of 2800	3124	BOOKING.PDF.exe	90
PID 3572 wrote to memory of 2976	3572	Explorer.EXE	91
PID 3572 wrote to memory of 2976	3572	Explorer.EXE	91
PID 3572 wrote to memory of 2976	3572	Explorer.EXE	91
PID 2976 wrote to memory of 412	2976	wscript.exe	93
PID 2976 wrote to memory of 412	2976	wscript.exe	93
PID 2976 wrote to memory of 412	2976	wscript.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3572
- C:\Users\Admin\AppData\Local\Temp\BOOKING.PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\BOOKING.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:3124
- - C:\Users\Admin\AppData\Local\Temp\BOOKING.PDF.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2800
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.exe"
  2⤵
  - 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:2976
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\BOOKING.PDF.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:412

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2800-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2800-18-0x0000000001BC0000-0x0000000001BD4000-memory.dmp

Filesize
80KB

Download
memory/2800-17-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2800-15-0x00000000016D0000-0x0000000001A1A000-memory.dmp

Filesize
3.3MB

Download
memory/2976-21-0x00000000001C0000-0x00000000001E7000-memory.dmp

Filesize
156KB

Download
memory/2976-20-0x00000000001C0000-0x00000000001E7000-memory.dmp

Filesize
156KB

Download
memory/2976-22-0x0000000000B60000-0x0000000000B8E000-memory.dmp

Filesize
184KB

Download
memory/3124-10-0x00000000062B0000-0x0000000006352000-memory.dmp

Filesize
648KB

Download
memory/3124-1-0x00000000007E0000-0x00000000008A4000-memory.dmp

Filesize
784KB

Download
memory/3124-9-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-5-0x00000000052B0000-0x00000000052BA000-memory.dmp

Filesize
40KB

Download
memory/3124-11-0x0000000008810000-0x0000000008862000-memory.dmp

Filesize
328KB

Download
memory/3124-4-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-14-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-3-0x0000000005300000-0x0000000005392000-memory.dmp

Filesize
584KB

Download
memory/3124-2-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/3124-8-0x0000000074C4E000-0x0000000074C4F000-memory.dmp

Filesize
4KB

Download
memory/3124-6-0x0000000005660000-0x00000000056FC000-memory.dmp

Filesize
624KB

Download
memory/3124-0-0x0000000074C4E000-0x0000000074C4F000-memory.dmp

Filesize
4KB

Download
memory/3124-7-0x00000000052A0000-0x00000000052B4000-memory.dmp

Filesize
80KB

Download
memory/3572-19-0x00000000080F0000-0x000000000823C000-memory.dmp

Filesize
1.3MB

Download
memory/3572-23-0x00000000080F0000-0x000000000823C000-memory.dmp

Filesize
1.3MB

Download
memory/3572-27-0x0000000008610000-0x000000000876E000-memory.dmp

Filesize
1.4MB

Download
memory/3572-28-0x0000000008610000-0x000000000876E000-memory.dmp

Filesize
1.4MB

Download
memory/3572-30-0x0000000008610000-0x000000000876E000-memory.dmp

Filesize
1.4MB

Download

Analysis

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