formbook | edb793d2433f2bcb4651c6576a8f47ff87d258dfaf5a5bf4194701e61f3a6910

General

Target

Booking details.exe
Size

1.2MB
MD5

64d38a2ad50e4af64d28d9086e36c37d
SHA1

11cbfad75d83639e5128c78bf256306751a71299
SHA256

edb793d2433f2bcb4651c6576a8f47ff87d258dfaf5a5bf4194701e61f3a6910
SHA512

aefe6cb3e9b8eb7707695b30ee610ef5ec41de50a8410cb3252de0f6eb4428d9edb9f64ea9c680327a87b90718e4f5b1307e6dac548026f67c7ff6c375f299b4
SSDEEP

12288:f1I41hw4e/ehLrzZ3q469R5bfamxgHc/8mA3GQ9xklET7e0+GwFLJLevHyparGQ7:uL4LJFITamqHc/88Q9xklFG86H1GWv4

Score

10^/10

formbook rsea rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rsea

Decoy

aylagrey.com

ketoodavoqslim.xyz

foyfoy.ltd

buymistnow.com

ownempire.net

cie-revolver.com

kedaimks.com

rockbettergear.com

luminousfadel.com

universalbumpkeys.com

enjoyablestopnshop.com

grandesfinanzas.com

professionmessaging.com

thtoughthenight.com

conservativesshop.com

jimihoodie.com

nhlove.net

agentsheila.com

tilemarkng.com

94ei6mgy.com

Signatures

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

Formbook payload 5 IoCs

rat

resource	yara_rule
behavioral2/memory/4500-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4500-145-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4500-149-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2184-152-0x0000000000390000-0x00000000003BF000-memory.dmp	formbook
behavioral2/memory/2184-156-0x0000000000390000-0x00000000003BF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3776 set thread context of 4500	3776	Booking details.exe	97
PID 4500 set thread context of 2864	4500	Booking details.exe	49
PID 4500 set thread context of 2864	4500	Booking details.exe	49
PID 2184 set thread context of 2864	2184	systray.exe	49

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
3776	Booking details.exe
3776	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe
2184	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2864	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4500	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
4500	Booking details.exe
2184	systray.exe
2184	systray.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3776	Booking details.exe
Token: SeDebugPrivilege	4500	Booking details.exe
Token: SeDebugPrivilege	2184	systray.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 2524	3776	Booking details.exe	96
PID 3776 wrote to memory of 2524	3776	Booking details.exe	96
PID 3776 wrote to memory of 2524	3776	Booking details.exe	96
PID 3776 wrote to memory of 4500	3776	Booking details.exe	97
PID 3776 wrote to memory of 4500	3776	Booking details.exe	97
PID 3776 wrote to memory of 4500	3776	Booking details.exe	97
PID 3776 wrote to memory of 4500	3776	Booking details.exe	97
PID 3776 wrote to memory of 4500	3776	Booking details.exe	97
PID 3776 wrote to memory of 4500	3776	Booking details.exe	97
PID 2864 wrote to memory of 2184	2864	Explorer.EXE	102
PID 2864 wrote to memory of 2184	2864	Explorer.EXE	102
PID 2864 wrote to memory of 2184	2864	Explorer.EXE	102
PID 2184 wrote to memory of 4388	2184	systray.exe	103
PID 2184 wrote to memory of 4388	2184	systray.exe	103
PID 2184 wrote to memory of 4388	2184	systray.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Users\Admin\AppData\Local\Temp\Booking details.exe
  "C:\Users\Admin\AppData\Local\Temp\Booking details.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3776
- - C:\Users\Admin\AppData\Local\Temp\Booking details.exe
    "C:\Users\Admin\AppData\Local\Temp\Booking details.exe"
    3⤵
    PID:2524
- - C:\Users\Admin\AppData\Local\Temp\Booking details.exe
    "C:\Users\Admin\AppData\Local\Temp\Booking details.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4500
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Booking details.exe"
    3⤵
    PID:4388

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2184-156-0x0000000000390000-0x00000000003BF000-memory.dmp

Filesize
188KB

Download
memory/2184-154-0x0000000002460000-0x00000000024F3000-memory.dmp

Filesize
588KB

Download
memory/2184-152-0x0000000000390000-0x00000000003BF000-memory.dmp

Filesize
188KB

Download
memory/2184-151-0x0000000002570000-0x00000000028BA000-memory.dmp

Filesize
3.3MB

Download
memory/2184-150-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download
memory/2864-144-0x00000000026E0000-0x0000000002860000-memory.dmp

Filesize
1.5MB

Download
memory/2864-157-0x00000000079A0000-0x0000000007ACC000-memory.dmp

Filesize
1.2MB

Download
memory/2864-155-0x00000000079A0000-0x0000000007ACC000-memory.dmp

Filesize
1.2MB

Download
memory/2864-147-0x0000000002580000-0x000000000264B000-memory.dmp

Filesize
812KB

Download
memory/3776-132-0x00000000002D0000-0x0000000000402000-memory.dmp

Filesize
1.2MB

Download
memory/3776-134-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/3776-133-0x0000000005370000-0x0000000005914000-memory.dmp

Filesize
5.6MB

Download
memory/3776-135-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/3776-136-0x00000000092D0000-0x000000000936C000-memory.dmp

Filesize
624KB

Download
memory/3776-137-0x00000000093C0000-0x0000000009426000-memory.dmp

Filesize
408KB

Download
memory/4500-149-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4500-143-0x00000000019B0000-0x00000000019C4000-memory.dmp

Filesize
80KB

Download
memory/4500-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4500-142-0x0000000001A50000-0x0000000001D9A000-memory.dmp

Filesize
3.3MB

Download
memory/4500-146-0x0000000001A00000-0x0000000001A14000-memory.dmp

Filesize
80KB

Download
memory/4500-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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