formbook | 6496b359fec14328feb83ccae07d113476e9e382204c88b5829ba17f96ef2d02

General

Target

cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe
Size

417KB
MD5

37fb2bd58342a1c5f533a567da920b9f
SHA1

cbf12b95467160f7d08654e6ffe08a3d560b0550
SHA256

cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c
SHA512

1e7497780ec7a38ccf66ea1013e58cf0d396face9ad01c0fcc419deffa772ca5fbccbacdb02676892bfe27f7acc4df585363b300eefb2c7448a680a60d80c48e
SSDEEP

12288:hGVHcVM5qWjFsYO4izI46lqiTZUoCCs3XV:UcVM5qWNyk4w7dUoCCsHV

Score

10^/10

formbook m8g9 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m8g9

Decoy

jimmycamel.com

bestinvilnius.com

diana-jarvis.com

manabitown.net

luxuryremyhair.com

cavesage.com

wholequote.space

truckdrivingfuture.xyz

ptcouponspt.com

stainthree-shift.space

universalstaffingpros.com

alibi-music.com

iqjlylro.com

pinterestservice.com

soolehayeiran.com

youngplatformpro.com

fidelitysafesecure.com

af258.wine

theblissdynamic.com

aliciabrooksenglishmastiff.com

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/3176-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3176-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2668-22-0x0000000000170000-0x000000000019F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4716 set thread context of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 3176 set thread context of 3444	3176	RegSvcs.exe	56
PID 2668 set thread context of 3444	2668	msdt.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	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe
4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe
3176	RegSvcs.exe
3176	RegSvcs.exe
3176	RegSvcs.exe
3176	RegSvcs.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe
2668	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3176	RegSvcs.exe
3176	RegSvcs.exe
3176	RegSvcs.exe
2668	msdt.exe
2668	msdt.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe
Token: SeDebugPrivilege	3176	RegSvcs.exe
Token: SeDebugPrivilege	2668	msdt.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 4716 wrote to memory of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 4716 wrote to memory of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 4716 wrote to memory of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 4716 wrote to memory of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 4716 wrote to memory of 3176	4716	cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe	99
PID 3444 wrote to memory of 2668	3444	Explorer.EXE	100
PID 3444 wrote to memory of 2668	3444	Explorer.EXE	100
PID 3444 wrote to memory of 2668	3444	Explorer.EXE	100
PID 2668 wrote to memory of 1096	2668	msdt.exe	101
PID 2668 wrote to memory of 1096	2668	msdt.exe	101
PID 2668 wrote to memory of 1096	2668	msdt.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe
  "C:\Users\Admin\AppData\Local\Temp\cc465d4d567ae58c8d25ff7d4e51c1b5c7b33e801517e3cf660e9a1c80e6f57c.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4716
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3176
- 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:2668
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1096

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/2668-22-0x0000000000170000-0x000000000019F000-memory.dmp

Filesize
188KB

Download
memory/2668-20-0x0000000000500000-0x0000000000557000-memory.dmp

Filesize
348KB

Download
memory/2668-19-0x0000000000500000-0x0000000000557000-memory.dmp

Filesize
348KB

Download
memory/3176-14-0x00000000018C0000-0x0000000001C0A000-memory.dmp

Filesize
3.3MB

Download
memory/3176-17-0x0000000001880000-0x0000000001895000-memory.dmp

Filesize
84KB

Download
memory/3176-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3176-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3444-29-0x00000000087B0000-0x0000000008930000-memory.dmp

Filesize
1.5MB

Download
memory/3444-27-0x00000000087B0000-0x0000000008930000-memory.dmp

Filesize
1.5MB

Download
memory/3444-26-0x00000000087B0000-0x0000000008930000-memory.dmp

Filesize
1.5MB

Download
memory/3444-21-0x0000000002A40000-0x0000000002AF8000-memory.dmp

Filesize
736KB

Download
memory/3444-18-0x0000000002A40000-0x0000000002AF8000-memory.dmp

Filesize
736KB

Download
memory/4716-6-0x0000000005970000-0x000000000597C000-memory.dmp

Filesize
48KB

Download
memory/4716-13-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/4716-10-0x0000000006FA0000-0x000000000700A000-memory.dmp

Filesize
424KB

Download
memory/4716-9-0x0000000006DD0000-0x0000000006E6C000-memory.dmp

Filesize
624KB

Download
memory/4716-8-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/4716-7-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/4716-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/4716-5-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/4716-4-0x0000000005800000-0x000000000580A000-memory.dmp

Filesize
40KB

Download
memory/4716-3-0x0000000005870000-0x0000000005902000-memory.dmp

Filesize
584KB

Download
memory/4716-2-0x0000000005D80000-0x0000000006324000-memory.dmp

Filesize
5.6MB

Download
memory/4716-1-0x0000000000D90000-0x0000000000DFE000-memory.dmp

Filesize
440KB

Download

Analysis

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