formbook | bd407e66453e00d96368122b1d8761c995aa3a9606995dbd46ec1629debb18ed

General

Target

shipment document_for your review_2543846930.exe
Size

730KB
MD5

daf38969ea84ef75b59a19518ecb825c
SHA1

ffad234dfc77ff46bd7872cf469823cc33c719c0
SHA256

bd407e66453e00d96368122b1d8761c995aa3a9606995dbd46ec1629debb18ed
SHA512

22812c7dac0d6c5344edd45b81f455945f670c656384f386cb1fe9fafa6331a7862e985374f23b4cbc7d57e2e73b890be1c539009d12f677f38a8b6831ad78cd
SSDEEP

12288:uDiE3lkHMH91DzZZlEOfaNbv6dxx99WKvkdsua9cFcPVl/4A/pH:uDlkHMd1DtXANbvkt9WKusuhFcPVxVH

Score

10^/10

formbook c29i rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c29i

Decoy

chrestheryulelog.com

awesomecustomerservice.com

4455m.net

vonek76k.com

zwelishaprojects.africa

bbangnmoolgogi.com

howickmenswears.com

ba225.com

ipl2018livescore.com

ohprovider.co.uk

handymanservices.shop

1wzxtq.top

busy-people-gifts.com

invited.rsvp

heihei.fun

micloudlogin.page

hwyi1319.com

alitechnologyes.com

hysminai.com

liuyikj.com

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/384-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/384-147-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4176-150-0x0000000000CC0000-0x0000000000CEF000-memory.dmp	formbook
behavioral2/memory/4176-152-0x0000000000CC0000-0x0000000000CEF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4260 set thread context of 384	4260	shipment document_for your review_2543846930.exe	92
PID 384 set thread context of 3188	384	shipment document_for your review_2543846930.exe	55
PID 4176 set thread context of 3188	4176	raserver.exe	55

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
384	shipment document_for your review_2543846930.exe
384	shipment document_for your review_2543846930.exe
384	shipment document_for your review_2543846930.exe
384	shipment document_for your review_2543846930.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe
4176	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3188	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
384	shipment document_for your review_2543846930.exe
384	shipment document_for your review_2543846930.exe
384	shipment document_for your review_2543846930.exe
4176	raserver.exe
4176	raserver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	384	shipment document_for your review_2543846930.exe
Token: SeDebugPrivilege	4176	raserver.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 384	4260	shipment document_for your review_2543846930.exe	92
PID 4260 wrote to memory of 384	4260	shipment document_for your review_2543846930.exe	92
PID 4260 wrote to memory of 384	4260	shipment document_for your review_2543846930.exe	92
PID 4260 wrote to memory of 384	4260	shipment document_for your review_2543846930.exe	92
PID 4260 wrote to memory of 384	4260	shipment document_for your review_2543846930.exe	92
PID 4260 wrote to memory of 384	4260	shipment document_for your review_2543846930.exe	92
PID 3188 wrote to memory of 4176	3188	Explorer.EXE	93
PID 3188 wrote to memory of 4176	3188	Explorer.EXE	93
PID 3188 wrote to memory of 4176	3188	Explorer.EXE	93
PID 4176 wrote to memory of 1176	4176	raserver.exe	94
PID 4176 wrote to memory of 1176	4176	raserver.exe	94
PID 4176 wrote to memory of 1176	4176	raserver.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3188
- C:\Users\Admin\AppData\Local\Temp\shipment document_for your review_2543846930.exe
  "C:\Users\Admin\AppData\Local\Temp\shipment document_for your review_2543846930.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Users\Admin\AppData\Local\Temp\shipment document_for your review_2543846930.exe
    "C:\Users\Admin\AppData\Local\Temp\shipment document_for your review_2543846930.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:384
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4176
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\shipment document_for your review_2543846930.exe"
    3⤵
    PID:1176

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/384-143-0x00000000013D0000-0x000000000171A000-memory.dmp

Filesize
3.3MB

Download
memory/384-147-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/384-144-0x0000000001380000-0x0000000001394000-memory.dmp

Filesize
80KB

Download
memory/384-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3188-158-0x00000000080C0000-0x00000000081D6000-memory.dmp

Filesize
1.1MB

Download
memory/3188-156-0x00000000080C0000-0x00000000081D6000-memory.dmp

Filesize
1.1MB

Download
memory/3188-155-0x00000000080C0000-0x00000000081D6000-memory.dmp

Filesize
1.1MB

Download
memory/3188-145-0x0000000007F10000-0x000000000802C000-memory.dmp

Filesize
1.1MB

Download
memory/4176-151-0x0000000002C30000-0x0000000002F7A000-memory.dmp

Filesize
3.3MB

Download
memory/4176-146-0x0000000000E40000-0x0000000000E5F000-memory.dmp

Filesize
124KB

Download
memory/4176-149-0x0000000000E40000-0x0000000000E5F000-memory.dmp

Filesize
124KB

Download
memory/4176-150-0x0000000000CC0000-0x0000000000CEF000-memory.dmp

Filesize
188KB

Download
memory/4176-152-0x0000000000CC0000-0x0000000000CEF000-memory.dmp

Filesize
188KB

Download
memory/4176-154-0x0000000002AD0000-0x0000000002B63000-memory.dmp

Filesize
588KB

Download
memory/4260-139-0x0000000008A00000-0x0000000008A9C000-memory.dmp

Filesize
624KB

Download
memory/4260-138-0x0000000005810000-0x0000000005820000-memory.dmp

Filesize
64KB

Download
memory/4260-137-0x0000000005810000-0x0000000005820000-memory.dmp

Filesize
64KB

Download
memory/4260-133-0x0000000000BF0000-0x0000000000CAC000-memory.dmp

Filesize
752KB

Download
memory/4260-136-0x0000000005500000-0x000000000550A000-memory.dmp

Filesize
40KB

Download
memory/4260-135-0x0000000005560000-0x00000000055F2000-memory.dmp

Filesize
584KB

Download
memory/4260-134-0x0000000005BF0000-0x0000000006194000-memory.dmp

Filesize
5.6MB

Download

Analysis

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