formbook | 75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a

General

Target

75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe
Size

708KB
MD5

eb72fadbc1db5d28ec6d93da22478c4d
SHA1

2018ac7614b99c73e96a24cab4f9f2bd08c289f2
SHA256

75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a
SHA512

acca35fc08637d29469c27ff6f44e28470f022fe419257c3deb77dd8a19e4ddb31f4a0b69bc6a991c27e5f8ab70a9d84762c6ffcb4434181964facd1185d8dc6
SSDEEP

12288:OrzFejO/H4b3toyhFHKYpJ8fKLpl5k4DbF53e0IUFLLC6GQG8P:OlAOvOoyhAYpJkipd

Score

10^/10

formbook mynd discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mynd

Decoy

bbluedot3dwdbuy.com

aucworks.com

seekselflove.com

thebrandolphcollection.com

saint-daniel.info

covidtestcharleston.com

buniy.com

welprosol.com

focusedbusinesspartners.com

ichikawa.ltd

nieght.com

beediecandleco.com

gracobby.com

nowipe.club

meherconsultancy.com

didonghanquocxachtay.online

snovythailand.com

onetimecreditscore.net

hayosiapa.com

dumpstersforsellers.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/4484-17-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/4484-22-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/4484-26-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1940 set thread context of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 4484 set thread context of 3464	4484	RegSvcs.exe	56
PID 4484 set thread context of 3464	4484	RegSvcs.exe	56
PID 1560 set thread context of 3464	1560	explorer.exe	56

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1244	schtasks.exe

Suspicious behavior: EnumeratesProcesses 36 IoCs

pid	Process
1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe
1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe
1560	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
1560	explorer.exe
1560	explorer.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe
Token: SeDebugPrivilege	4484	RegSvcs.exe
Token: SeDebugPrivilege	1560	explorer.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 1244	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	99
PID 1940 wrote to memory of 1244	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	99
PID 1940 wrote to memory of 1244	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	99
PID 1940 wrote to memory of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 1940 wrote to memory of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 1940 wrote to memory of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 1940 wrote to memory of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 1940 wrote to memory of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 1940 wrote to memory of 4484	1940	75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe	101
PID 3464 wrote to memory of 1560	3464	Explorer.EXE	102
PID 3464 wrote to memory of 1560	3464	Explorer.EXE	102
PID 3464 wrote to memory of 1560	3464	Explorer.EXE	102
PID 1560 wrote to memory of 2012	1560	explorer.exe	103
PID 1560 wrote to memory of 2012	1560	explorer.exe	103
PID 1560 wrote to memory of 2012	1560	explorer.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\Temp\75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe
  "C:\Users\Admin\AppData\Local\Temp\75bb0b6f8768989a20b3747d883d00f5c155d7a8d80b7bcdbfdca4931b5b2a6a.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cQWGiu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6760.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1244
- - 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:4484
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:1560
- - 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:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1560-32-0x0000000000410000-0x0000000000843000-memory.dmp

Filesize
4.2MB

Download
memory/1560-30-0x0000000000410000-0x0000000000843000-memory.dmp

Filesize
4.2MB

Download
memory/1940-6-0x00000000062F0000-0x00000000062FE000-memory.dmp

Filesize
56KB

Download
memory/1940-3-0x0000000004D80000-0x0000000004E12000-memory.dmp

Filesize
584KB

Download
memory/1940-4-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-5-0x0000000004D40000-0x0000000004D4A000-memory.dmp

Filesize
40KB

Download
memory/1940-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/1940-7-0x0000000007AC0000-0x0000000007B5C000-memory.dmp

Filesize
624KB

Download
memory/1940-8-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/1940-9-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-10-0x0000000007E90000-0x0000000007EFA000-memory.dmp

Filesize
424KB

Download
memory/1940-11-0x000000000A5D0000-0x000000000A604000-memory.dmp

Filesize
208KB

Download
memory/1940-2-0x0000000005330000-0x00000000058D4000-memory.dmp

Filesize
5.6MB

Download
memory/1940-19-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-1-0x0000000000270000-0x0000000000328000-memory.dmp

Filesize
736KB

Download
memory/3464-28-0x0000000009040000-0x00000000091CA000-memory.dmp

Filesize
1.5MB

Download
memory/3464-24-0x00000000088E0000-0x0000000008A82000-memory.dmp

Filesize
1.6MB

Download
memory/3464-29-0x00000000088E0000-0x0000000008A82000-memory.dmp

Filesize
1.6MB

Download
memory/3464-33-0x0000000009040000-0x00000000091CA000-memory.dmp

Filesize
1.5MB

Download
memory/3464-37-0x0000000009250000-0x000000000938B000-memory.dmp

Filesize
1.2MB

Download
memory/4484-22-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4484-23-0x0000000000FA0000-0x0000000000FB4000-memory.dmp

Filesize
80KB

Download
memory/4484-27-0x0000000001000000-0x0000000001014000-memory.dmp

Filesize
80KB

Download
memory/4484-26-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4484-20-0x0000000001050000-0x000000000139A000-memory.dmp

Filesize
3.3MB

Download
memory/4484-17-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads