formbook | 79115213cd51631d50fdd6d76f5d5825017ff0f01e7c8a0f4d72e1c626d912dd

General

Target

Confirm!!.exe
Size

909KB
MD5

63f2ae7b89ae6bfad8ee75885b92ab2d
SHA1

4761dc770d4e7259137bf74d52285bf5f46d068a
SHA256

bb8548a744cd648172b769babfe7fb42aec25bc35e812f491af41d31c4c92d13
SHA512

10c84ab1a412fff41d76b3244d852413bb5952720c6ed310d7f6c3689c0191bf678e2d11846bcd3716ce4243f9672c1fdabb458081c5c8cacb53dce53b9d5f3a
SSDEEP

12288:3QZPC78Xxgjmqdd3ryMQD3EtX7rPK5Juy2fA/Ft795l0umvv:3QK8Xqj3B5Xa0st55lBm

Score

10^/10

formbook he2a rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

connectioncompass.store

zekicharge.com

dp77.shop

guninfo.guru

mamaeconomics.net

narcisme.coach

redtopassociates.com

ezezn.com

theoregondog.com

pagosmultired.online

emsculptcenterofne.com

meet-friends.online

pf326.com

wealthjigsaw.xyz

arsajib.com

kickassholdings.online

avaturre.biz

dtslogs.com

lb92.tech

pittalam.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/1776-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1776-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1060-25-0x0000000000FC0000-0x0000000000FEF000-memory.dmp	formbook
behavioral2/memory/1060-27-0x0000000000FC0000-0x0000000000FEF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 1776	2100	Confirm!!.exe	105
PID 1776 set thread context of 1680	1776	Confirm!!.exe	49
PID 1060 set thread context of 1680	1060	msiexec.exe	49

Suspicious behavior: EnumeratesProcesses 38 IoCs

pid	Process
1776	Confirm!!.exe
1776	Confirm!!.exe
1776	Confirm!!.exe
1776	Confirm!!.exe
1776	Confirm!!.exe
1776	Confirm!!.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe
1060	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1680	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1776	Confirm!!.exe
1776	Confirm!!.exe
1776	Confirm!!.exe
1060	msiexec.exe
1060	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1776	Confirm!!.exe
Token: SeDebugPrivilege	1060	msiexec.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1680	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 1776	2100	Confirm!!.exe	105
PID 2100 wrote to memory of 1776	2100	Confirm!!.exe	105
PID 2100 wrote to memory of 1776	2100	Confirm!!.exe	105
PID 2100 wrote to memory of 1776	2100	Confirm!!.exe	105
PID 2100 wrote to memory of 1776	2100	Confirm!!.exe	105
PID 2100 wrote to memory of 1776	2100	Confirm!!.exe	105
PID 1680 wrote to memory of 1060	1680	Explorer.EXE	106
PID 1680 wrote to memory of 1060	1680	Explorer.EXE	106
PID 1680 wrote to memory of 1060	1680	Explorer.EXE	106
PID 1060 wrote to memory of 3460	1060	msiexec.exe	111
PID 1060 wrote to memory of 3460	1060	msiexec.exe	111
PID 1060 wrote to memory of 3460	1060	msiexec.exe	111

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\Confirm!!.exe
  "C:\Users\Admin\AppData\Local\Temp\Confirm!!.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Users\Admin\AppData\Local\Temp\Confirm!!.exe
    "C:\Users\Admin\AppData\Local\Temp\Confirm!!.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1776
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1060
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Confirm!!.exe"
    3⤵
    PID:3460

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1060-29-0x00000000033E0000-0x0000000003474000-memory.dmp

Filesize
592KB

Download
memory/1060-27-0x0000000000FC0000-0x0000000000FEF000-memory.dmp

Filesize
188KB

Download
memory/1060-26-0x0000000003090000-0x00000000033DA000-memory.dmp

Filesize
3.3MB

Download
memory/1060-25-0x0000000000FC0000-0x0000000000FEF000-memory.dmp

Filesize
188KB

Download
memory/1060-24-0x0000000000140000-0x0000000000152000-memory.dmp

Filesize
72KB

Download
memory/1060-22-0x0000000000140000-0x0000000000152000-memory.dmp

Filesize
72KB

Download
memory/1060-20-0x0000000000140000-0x0000000000152000-memory.dmp

Filesize
72KB

Download
memory/1680-19-0x0000000002B10000-0x0000000002BEE000-memory.dmp

Filesize
888KB

Download
memory/1680-35-0x0000000008750000-0x00000000087FF000-memory.dmp

Filesize
700KB

Download
memory/1680-32-0x0000000008750000-0x00000000087FF000-memory.dmp

Filesize
700KB

Download
memory/1680-31-0x0000000002B10000-0x0000000002BEE000-memory.dmp

Filesize
888KB

Download
memory/1680-30-0x0000000008750000-0x00000000087FF000-memory.dmp

Filesize
700KB

Download
memory/1776-15-0x0000000001780000-0x0000000001ACA000-memory.dmp

Filesize
3.3MB

Download
memory/1776-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1776-18-0x0000000001230000-0x0000000001245000-memory.dmp

Filesize
84KB

Download
memory/1776-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-8-0x0000000005E20000-0x0000000005E2E000-memory.dmp

Filesize
56KB

Download
memory/2100-0-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/2100-11-0x0000000007710000-0x00000000077A8000-memory.dmp

Filesize
608KB

Download
memory/2100-10-0x0000000006BE0000-0x0000000006BEA000-memory.dmp

Filesize
40KB

Download
memory/2100-9-0x0000000005890000-0x00000000058A0000-memory.dmp

Filesize
64KB

Download
memory/2100-14-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/2100-7-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/2100-6-0x0000000005B70000-0x0000000005C0C000-memory.dmp

Filesize
624KB

Download
memory/2100-5-0x00000000059B0000-0x00000000059BA000-memory.dmp

Filesize
40KB

Download
memory/2100-4-0x0000000005890000-0x00000000058A0000-memory.dmp

Filesize
64KB

Download
memory/2100-3-0x0000000005900000-0x0000000005992000-memory.dmp

Filesize
584KB

Download
memory/2100-2-0x0000000005EB0000-0x0000000006454000-memory.dmp

Filesize
5.6MB

Download
memory/2100-1-0x0000000000E10000-0x0000000000EF8000-memory.dmp

Filesize
928KB

Download

Analysis

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