formbook | 186e62cd26852abfd4a761c6a5118cd32d1fedd4ff52d7085feca0ff48c4cb84

Analysis

max time kernel
146s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 14:05

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General

Target

ORDEN_04.09.2024 DON LAFFAN.pdf.exe
Size

1.2MB
MD5

4fe114deb063606d6786cc3d0390174f
SHA1

7dd471d40977da29e0d1b00394ef82cbe33766d2
SHA256

0d7511007c8c1e3b7dacf41792a9307b71504c33bdcfa78367384475e2fa7cb3
SHA512

68e1267e48bb55bfcaeabca144c2fc43d21173359157b31359db49ddf3144d97f1ddbca442f4e5af9c984c6641d7e18014604a69b29ee6f7378184bb2d3aa95c
SSDEEP

24576:LAHnh+eWsN3skA4RV1Hom2KXMmHajnpfF2WIB6Eluhh5:mh+ZkldoPK8YajnlcB6V

Score

10^/10

formbook rn94 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1772-30-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1772-33-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3668-38-0x0000000001210000-0x000000000123F000-memory.dmp	formbook

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

Executes dropped EXE 1 IoCs

pid	Process
3576	name.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0002000000022b25-14.dat	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3576 set thread context of 1772	3576	name.exe	91
PID 1772 set thread context of 3420	1772	svchost.exe	56
PID 3668 set thread context of 3420	3668	msdt.exe	56

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	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	name.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1772	svchost.exe
1772	svchost.exe
1772	svchost.exe
1772	svchost.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe
3668	msdt.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3576	name.exe
1772	svchost.exe
1772	svchost.exe
1772	svchost.exe
3668	msdt.exe
3668	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1772	svchost.exe
Token: SeDebugPrivilege	3668	msdt.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
3576	name.exe
3576	name.exe
3420	Explorer.EXE
3420	Explorer.EXE

Suspicious use of SendNotifyMessage 5 IoCs

pid	Process
2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe
3576	name.exe
3576	name.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3420	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 3576	2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe	88
PID 2484 wrote to memory of 3576	2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe	88
PID 2484 wrote to memory of 3576	2484	ORDEN_04.09.2024 DON LAFFAN.pdf.exe	88
PID 3576 wrote to memory of 1772	3576	name.exe	91
PID 3576 wrote to memory of 1772	3576	name.exe	91
PID 3576 wrote to memory of 1772	3576	name.exe	91
PID 3576 wrote to memory of 1772	3576	name.exe	91
PID 3420 wrote to memory of 3668	3420	Explorer.EXE	92
PID 3420 wrote to memory of 3668	3420	Explorer.EXE	92
PID 3420 wrote to memory of 3668	3420	Explorer.EXE	92
PID 3668 wrote to memory of 4696	3668	msdt.exe	94
PID 3668 wrote to memory of 4696	3668	msdt.exe	94
PID 3668 wrote to memory of 4696	3668	msdt.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Users\Admin\AppData\Local\Temp\ORDEN_04.09.2024 DON LAFFAN.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDEN_04.09.2024 DON LAFFAN.pdf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2484
- - C:\Users\Admin\AppData\Local\directory\name.exe
    "C:\Users\Admin\AppData\Local\Temp\ORDEN_04.09.2024 DON LAFFAN.pdf.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:3576
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\ORDEN_04.09.2024 DON LAFFAN.pdf.exe"
      4⤵
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:1772
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:3668
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Dunlop

Filesize
203KB

MD5
390c711bcd07298a6bf36805e3902d49

SHA1
f6b118de4b3d201610502bbfbd6740d6a9c55e52

SHA256
71aa4e38c636da626fc879b842824e2ec4387c9a619174e876dc8b26389e4f3a

SHA512
777c73944fa10483dbb1fbe286b05f398f5a61f882f4c9ff36a57f5019e9768a6fc0016c1ec5682791e06e778451aa947b4038da2d22c893b8bc30d6d00f4743

Download Submit
C:\Users\Admin\AppData\Local\Temp\intemeration

Filesize
128KB

MD5
d07a1104c9ba1d08c651a173dc31e298

SHA1
ead3ad6b084fd6f00919fcf00898d7819ddd560e

SHA256
58d30e3134d8091403b920b1f36f5224d79fca8e760052608e9c14ee0f2a363e

SHA512
4c459da720d6140076be69edff56ebfe51f7df0fac6a5bebdf753ec171b363a928a80dd779f700b072c08bcd0743c09408f5431d1b5c95ebbe55a5da9096fefe

Download Submit
C:\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.2MB

MD5
4fe114deb063606d6786cc3d0390174f

SHA1
7dd471d40977da29e0d1b00394ef82cbe33766d2

SHA256
0d7511007c8c1e3b7dacf41792a9307b71504c33bdcfa78367384475e2fa7cb3

SHA512
68e1267e48bb55bfcaeabca144c2fc43d21173359157b31359db49ddf3144d97f1ddbca442f4e5af9c984c6641d7e18014604a69b29ee6f7378184bb2d3aa95c

Download Submit
memory/1772-33-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1772-30-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1772-31-0x0000000001700000-0x0000000001A4A000-memory.dmp

Filesize
3.3MB

Download
memory/1772-34-0x0000000001670000-0x0000000001685000-memory.dmp

Filesize
84KB

Download
memory/2484-11-0x00000000041A0000-0x00000000041A4000-memory.dmp

Filesize
16KB

Download
memory/3420-35-0x0000000008880000-0x00000000089B0000-memory.dmp

Filesize
1.2MB

Download
memory/3420-39-0x0000000008880000-0x00000000089B0000-memory.dmp

Filesize
1.2MB

Download
memory/3420-43-0x0000000008A50000-0x0000000008B9D000-memory.dmp

Filesize
1.3MB

Download
memory/3668-36-0x00000000004A0000-0x00000000004F7000-memory.dmp

Filesize
348KB

Download
memory/3668-37-0x00000000004A0000-0x00000000004F7000-memory.dmp

Filesize
348KB

Download
memory/3668-38-0x0000000001210000-0x000000000123F000-memory.dmp

Filesize
188KB

Download