formbook | 3efbe773ae918a1822817829ea7d185cf7fca9397ad2cb2cf826935a073b90ab

General

Target

22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
Size

915KB
MD5

043bdeffd5a49926947bb5da9ffafd2b
SHA1

962ea1a4c285d1788b01b82ecada92029562c107
SHA256

22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014
SHA512

d3769e2042754b32c9b7df1e6bf313f9bb59a4489f65e87720e21a97a84b246202af6f989a00490f6bf348f67d4ec65732e3d922909cf45381ffb582922c2638
SSDEEP

12288:cgSKO12iNPwrP4QZd335766Hav0LAxij1Zk3YJQRu6BqxVdaueP/7B5XH:cga11hwrP4Kd33Ax0RmYJX6UjXePTrX

Score

10^/10

formbook t36t discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t36t

Decoy

klinkspremiumwildlife.com

teto-store.com

minneapolistaxattorney.net

zgomc7.com

invest-nj.xyz

uinnou.com

addtr.online

hollydays.online

fearurself.com

balaaconstruction.com

myyacht.rentals

hstonme.xyz

51junt.com

sidagj.com

weelilfellas.com

mroadholdings.com

torontomillwork.com

gonks.shop

jupefeeds.online

drpmb.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2716-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2860	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2144 set thread context of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36

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 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	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2800	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2860	powershell.exe
2716	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
Token: SeDebugPrivilege	2860	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2860	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	31
PID 2144 wrote to memory of 2860	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	31
PID 2144 wrote to memory of 2860	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	31
PID 2144 wrote to memory of 2860	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	31
PID 2144 wrote to memory of 2800	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	33
PID 2144 wrote to memory of 2800	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	33
PID 2144 wrote to memory of 2800	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	33
PID 2144 wrote to memory of 2800	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	33
PID 2144 wrote to memory of 1780	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	35
PID 2144 wrote to memory of 1780	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	35
PID 2144 wrote to memory of 1780	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	35
PID 2144 wrote to memory of 1780	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	35
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36
PID 2144 wrote to memory of 2716	2144	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	36

C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
"C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZGkLno.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2860
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZGkLno" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9981.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2800
- C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
  "C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe"
  2⤵
  PID:1780
- C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
  "C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

System Information Discovery

1

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

C:\Users\Admin\AppData\Local\Temp\tmp9981.tmp

Filesize
1KB

MD5
81253d110cf4d1f1251dd51ae64bc432

SHA1
52722e91c97f3a23fa6c3af1ff1069baf26bd85d

SHA256
ad35d93798bda7220162e88cefa9da1f554e2111eccff4404875589399adfa8e

SHA512
ac6df981a1dbd92932a3b4efd0655c7a0542658c0e4bb50c3b9584c8a4cdd73287c80e042b22a12646388f9122bea731e8b968e04ecae68fd99f9689f2ddd8dc

Download Submit
memory/2144-6-0x00000000004F0000-0x00000000004FC000-memory.dmp

Filesize
48KB

Download
memory/2144-1-0x00000000008A0000-0x000000000098C000-memory.dmp

Filesize
944KB

Download
memory/2144-3-0x0000000000410000-0x0000000000428000-memory.dmp

Filesize
96KB

Download
memory/2144-4-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/2144-5-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2144-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/2144-7-0x0000000007DD0000-0x0000000007E80000-memory.dmp

Filesize
704KB

Download
memory/2144-2-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2144-15-0x00000000082C0000-0x0000000008338000-memory.dmp

Filesize
480KB

Download
memory/2144-22-0x00000000747C0000-0x0000000074EAE000-memory.dmp

Filesize
6.9MB

Download
memory/2716-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2716-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2716-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads