formbook | 945d891d269bce2d71dec2d80a362bb8864a706490ba5e1d7c2dbfe1edc155b7

General

Target

NEW FOB ORDER.scr
Size

564KB
MD5

1b368429bb54aa475c67fc2e45380c3f
SHA1

ef6e114cd73b2ad5af2da580ff37ec65a789969a
SHA256

e6d85a6287cb583fc5dec0b47a3288d9d0bed8e103991797b14a0e16ab41a9b4
SHA512

acb661727bf128ba818740cfbfb7fc5705d96ccabd7e736c828d15471d4161f1c9bc729684d0e358728502fc2e227e3ac69bed85e583e549cd10f48f41d00d57
SSDEEP

12288:x8qAaehX93VjqTuaxT7HVVOdsxaO6RScOHj:uHaehX93VjOuaj4d0aO6POHj

Score

10^/10

formbook s16r discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s16r

Decoy

kellieroysellsnc.com

valleylowvoltage.com

mltuo900.xyz

visitingpuntacana.com

weiwushi.com

austintechjob.com

rxstarcbd.com

shopstudioesi.com

filetto-server.xyz

relianceltdbnk.com

unethical.world

yedd.store

esthershhs.com

magaddis.com

scenicdrivetours.com

123gest.com

2020mortagelifeinsurance.com

faceinle.com

integritymarking.com

alfatoto.xyz

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
behavioral2/memory/648-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/648-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/836-22-0x0000000000D30000-0x0000000000D5F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1096 set thread context of 648	1096	NEW FOB ORDER.scr	94
PID 648 set thread context of 3436	648	NEW FOB ORDER.scr	56
PID 836 set thread context of 3436	836	help.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 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	NEW FOB ORDER.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
1096	NEW FOB ORDER.scr
1096	NEW FOB ORDER.scr
1096	NEW FOB ORDER.scr
1096	NEW FOB ORDER.scr
648	NEW FOB ORDER.scr
648	NEW FOB ORDER.scr
648	NEW FOB ORDER.scr
648	NEW FOB ORDER.scr
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe
836	help.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
648	NEW FOB ORDER.scr
648	NEW FOB ORDER.scr
648	NEW FOB ORDER.scr
836	help.exe
836	help.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1096	NEW FOB ORDER.scr
Token: SeDebugPrivilege	648	NEW FOB ORDER.scr
Token: SeDebugPrivilege	836	help.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 1864	1096	NEW FOB ORDER.scr	92
PID 1096 wrote to memory of 1864	1096	NEW FOB ORDER.scr	92
PID 1096 wrote to memory of 1864	1096	NEW FOB ORDER.scr	92
PID 1096 wrote to memory of 2744	1096	NEW FOB ORDER.scr	93
PID 1096 wrote to memory of 2744	1096	NEW FOB ORDER.scr	93
PID 1096 wrote to memory of 2744	1096	NEW FOB ORDER.scr	93
PID 1096 wrote to memory of 648	1096	NEW FOB ORDER.scr	94
PID 1096 wrote to memory of 648	1096	NEW FOB ORDER.scr	94
PID 1096 wrote to memory of 648	1096	NEW FOB ORDER.scr	94
PID 1096 wrote to memory of 648	1096	NEW FOB ORDER.scr	94
PID 1096 wrote to memory of 648	1096	NEW FOB ORDER.scr	94
PID 1096 wrote to memory of 648	1096	NEW FOB ORDER.scr	94
PID 3436 wrote to memory of 836	3436	Explorer.EXE	95
PID 3436 wrote to memory of 836	3436	Explorer.EXE	95
PID 3436 wrote to memory of 836	3436	Explorer.EXE	95
PID 836 wrote to memory of 1356	836	help.exe	96
PID 836 wrote to memory of 1356	836	help.exe	96
PID 836 wrote to memory of 1356	836	help.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr
  "C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr" /S
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1096
- - C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr
    "C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr"
    3⤵
    PID:1864
- - C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr
    "C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr"
    3⤵
    PID:2744
- - C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr
    "C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:648
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:836
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\NEW FOB ORDER.scr"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1356

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/648-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/648-18-0x0000000001620000-0x0000000001634000-memory.dmp

Filesize
80KB

Download
memory/648-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/648-15-0x0000000001180000-0x00000000014CA000-memory.dmp

Filesize
3.3MB

Download
memory/836-21-0x0000000000DE0000-0x0000000000DE7000-memory.dmp

Filesize
28KB

Download
memory/836-20-0x0000000000DE0000-0x0000000000DE7000-memory.dmp

Filesize
28KB

Download
memory/836-22-0x0000000000D30000-0x0000000000D5F000-memory.dmp

Filesize
188KB

Download
memory/1096-10-0x0000000006DD0000-0x0000000006E6C000-memory.dmp

Filesize
624KB

Download
memory/1096-1-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/1096-9-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/1096-5-0x00000000054D0000-0x00000000054DA000-memory.dmp

Filesize
40KB

Download
memory/1096-11-0x0000000006F50000-0x0000000006FB6000-memory.dmp

Filesize
408KB

Download
memory/1096-4-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/1096-14-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/1096-3-0x0000000005410000-0x00000000054A2000-memory.dmp

Filesize
584KB

Download
memory/1096-2-0x00000000058D0000-0x0000000005E74000-memory.dmp

Filesize
5.6MB

Download
memory/1096-8-0x000000007520E000-0x000000007520F000-memory.dmp

Filesize
4KB

Download
memory/1096-6-0x0000000005510000-0x000000000551C000-memory.dmp

Filesize
48KB

Download
memory/1096-0-0x000000007520E000-0x000000007520F000-memory.dmp

Filesize
4KB

Download
memory/1096-7-0x0000000006A60000-0x0000000006AAC000-memory.dmp

Filesize
304KB

Download
memory/3436-19-0x0000000009010000-0x0000000009147000-memory.dmp

Filesize
1.2MB

Download
memory/3436-23-0x0000000009010000-0x0000000009147000-memory.dmp

Filesize
1.2MB

Download
memory/3436-27-0x00000000032A0000-0x0000000003374000-memory.dmp

Filesize
848KB

Download
memory/3436-28-0x00000000032A0000-0x0000000003374000-memory.dmp

Filesize
848KB

Download
memory/3436-30-0x00000000032A0000-0x0000000003374000-memory.dmp

Filesize
848KB

Download

Analysis

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