formbook | 8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8

General

Target

8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe
Size

1.1MB
MD5

23a19678a8e7581a0b8b8ede8922467a
SHA1

df8f5c8eabf5a704f7a42def716d9d57ba0c74a1
SHA256

8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8
SHA512

a47ff825ff8d29e10b424d142128a465366c6ebd4b979569e9d9065eaca3e2fbd4fee158473c22b0e13383baf1da130d54c78ba693f551042250923e976c1f67
SSDEEP

24576:ou6J33O0c+JY5UZ+XC0kGso6FaqidaP4RZelFWY:Cu0c++OCvkGs9FaqIm4RUiY

Score

10^/10

formbook at22 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

at22

Decoy

etween-us.online

sphaleia.net

ental-implants-78350.bond

q4a.lat

commerce-97292.bond

linds-curtains-38811.bond

gyptevoyages.net

landofigueroa-abogados.net

cuitis.xyz

hantom.city

yzk.online

afikabmedan.store

ome-remodeling-67289.bond

ebpage-klzdxrhnazi.shop

eject.lol

rismart.xyz

nfluencer-marketing-72407.bond

ksolotl.xyz

ebsbayrntilrmizin93.xyz

pps-75399.bond

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2948-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2948-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2696 set thread context of 2948	2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe	30
PID 2948 set thread context of 1164	2948	svchost.exe	21
PID 2948 set thread context of 1164	2948	svchost.exe	21

System Location Discovery: System Language Discovery 1 TTPs 1 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	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2948	svchost.exe
2948	svchost.exe
2948	svchost.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe
2948	svchost.exe
2948	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2948	svchost.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe
2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe
1164	Explorer.EXE
1164	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe
2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2948	2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe	30
PID 2696 wrote to memory of 2948	2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe	30
PID 2696 wrote to memory of 2948	2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe	30
PID 2696 wrote to memory of 2948	2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe	30
PID 2696 wrote to memory of 2948	2696	8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
PID:1164
- C:\Users\Admin\AppData\Local\Temp\8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe
  "C:\Users\Admin\AppData\Local\Temp\8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe"
  2⤵
  - 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:2696
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\8dbf32fcd15ebdb72072e9b1e4d44fb82f874ab3f1c648eff56bfd116e38def8.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2948
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2808
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2572
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:3036
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2712
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2660
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2804
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2744
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2548
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2544
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:2564
  - - C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      4⤵
      PID:1224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1164-12-0x0000000003DC0000-0x0000000003FC0000-memory.dmp

Filesize
2.0MB

Download
memory/1164-13-0x00000000069C0000-0x0000000006AE8000-memory.dmp

Filesize
1.2MB

Download
memory/1164-18-0x0000000007D50000-0x0000000007ED2000-memory.dmp

Filesize
1.5MB

Download
memory/1164-17-0x00000000069C0000-0x0000000006AE8000-memory.dmp

Filesize
1.2MB

Download
memory/1164-19-0x0000000007D50000-0x0000000007ED2000-memory.dmp

Filesize
1.5MB

Download
memory/2696-6-0x00000000006F0000-0x0000000000AF0000-memory.dmp

Filesize
4.0MB

Download
memory/2948-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-8-0x0000000000780000-0x0000000000A83000-memory.dmp

Filesize
3.0MB

Download
memory/2948-11-0x0000000000210000-0x0000000000225000-memory.dmp

Filesize
84KB

Download
memory/2948-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2948-16-0x0000000000290000-0x00000000002A5000-memory.dmp

Filesize
84KB

Download

Analysis

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