formbook | 9244e7f4c9184e0087ea02ee9ae60f70fce3dc9e049956e1a30bbff947bbfb35

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 09:48

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General

Target

SOA.exe
Size

1.1MB
MD5

8b22b618c1532585a65a3cfe829018ab
SHA1

1c86d17a59b3630829d579a5b7f2d365c0081a6a
SHA256

9244e7f4c9184e0087ea02ee9ae60f70fce3dc9e049956e1a30bbff947bbfb35
SHA512

cf2cdfcbeb20a63ca1c08cccb9ca154a0854b5835a41b206285feebe3a0bbbea52c0e604d1c4fec1219bfcbe3add48abbb6e228866416085bd04a84e59e813d7
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCTb1lxlb5qUf48Gu4zEBr1+OZ:7JZoQrbTFZY1iaC7n5RvZJ+4

Score

10^/10

formbook c24t discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c24t

Decoy

ealthbridgeccs.online

ngelicais.art

uktuksu1.sbs

fapoker.asia

hecreature.tech

orenzoplaybest14.xyz

op-smartphones-deal.today

delark.click

7395.asia

otnews.cfd

j16e.xyz

oko.events

fscxb.top

roudtxliberals.vote

asas-br.bond

ourhealthyourlife.shop

fbpd.top

j9u9.xyz

uijiuw.top

aming-chair-37588.bond

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/1360-3-0x0000000000410000-0x000000000043F000-memory.dmp	formbook
behavioral2/memory/1360-7-0x0000000000410000-0x000000000043F000-memory.dmp	formbook
behavioral2/memory/1360-11-0x0000000000410000-0x000000000043F000-memory.dmp	formbook
behavioral2/memory/1324-18-0x0000000000EF0000-0x0000000000F1F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2896 set thread context of 1360	2896	SOA.exe	84
PID 1360 set thread context of 3460	1360	svchost.exe	55
PID 1360 set thread context of 3460	1360	svchost.exe	55
PID 1324 set thread context of 3460	1324	NETSTAT.EXE	55

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	SOA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1324	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1360	svchost.exe
1360	svchost.exe
1360	svchost.exe
1360	svchost.exe
1360	svchost.exe
1360	svchost.exe
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE
1324	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2896	SOA.exe
2896	SOA.exe
1360	svchost.exe
1360	svchost.exe
1360	svchost.exe
1360	svchost.exe
1324	NETSTAT.EXE
1324	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1360	svchost.exe
Token: SeDebugPrivilege	1324	NETSTAT.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 1360	2896	SOA.exe	84
PID 2896 wrote to memory of 1360	2896	SOA.exe	84
PID 2896 wrote to memory of 1360	2896	SOA.exe	84
PID 2896 wrote to memory of 1360	2896	SOA.exe	84
PID 1360 wrote to memory of 1324	1360	svchost.exe	106
PID 1360 wrote to memory of 1324	1360	svchost.exe	106
PID 1360 wrote to memory of 1324	1360	svchost.exe	106
PID 1324 wrote to memory of 4504	1324	NETSTAT.EXE	107
PID 1324 wrote to memory of 4504	1324	NETSTAT.EXE	107
PID 1324 wrote to memory of 4504	1324	NETSTAT.EXE	107

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3460
- C:\Users\Admin\AppData\Local\Temp\SOA.exe
  "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
    3⤵
    - 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:1360
  - - C:\Windows\SysWOW64\NETSTAT.EXE
      "C:\Windows\SysWOW64\NETSTAT.EXE"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Gathers network information
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1324
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\SysWOW64\svchost.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:4504
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3320
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:4288
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3236
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1028
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2824
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:4172
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1228
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1460
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4788
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:3780
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4584
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1020
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1580
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1324-16-0x0000000000EE0000-0x0000000000EEB000-memory.dmp

Filesize
44KB

Download
memory/1324-18-0x0000000000EF0000-0x0000000000F1F000-memory.dmp

Filesize
188KB

Download
memory/1324-15-0x0000000000EE0000-0x0000000000EEB000-memory.dmp

Filesize
44KB

Download
memory/1360-11-0x0000000000410000-0x000000000043F000-memory.dmp

Filesize
188KB

Download
memory/1360-7-0x0000000000410000-0x000000000043F000-memory.dmp

Filesize
188KB

Download
memory/1360-3-0x0000000000410000-0x000000000043F000-memory.dmp

Filesize
188KB

Download
memory/1360-6-0x0000000000E90000-0x00000000011DA000-memory.dmp

Filesize
3.3MB

Download
memory/1360-12-0x0000000002CA0000-0x0000000002CB4000-memory.dmp

Filesize
80KB

Download
memory/1360-8-0x0000000000E40000-0x0000000000E54000-memory.dmp

Filesize
80KB

Download
memory/2896-2-0x0000000004390000-0x0000000004790000-memory.dmp

Filesize
4.0MB

Download
memory/3460-14-0x00000000084E0000-0x0000000008626000-memory.dmp

Filesize
1.3MB

Download
memory/3460-13-0x0000000008950000-0x0000000008ADE000-memory.dmp

Filesize
1.6MB

Download
memory/3460-17-0x0000000008950000-0x0000000008ADE000-memory.dmp

Filesize
1.6MB

Download
memory/3460-9-0x00000000084E0000-0x0000000008626000-memory.dmp

Filesize
1.3MB

Download
memory/3460-21-0x0000000002FE0000-0x0000000003078000-memory.dmp

Filesize
608KB

Download
memory/3460-22-0x0000000002FE0000-0x0000000003078000-memory.dmp

Filesize
608KB

Download
memory/3460-24-0x0000000002FE0000-0x0000000003078000-memory.dmp

Filesize
608KB

Download