formbook | 36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965

General

Target

36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
Size

817KB
MD5

1edee1c73023c587df17c0809109e1e3
SHA1

d159ab5348cd9df33877f91190057abaff01dee8
SHA256

36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965
SHA512

aabcf10c21a336861eb2cb69c545ae6a70ed73d23fd5a7af74a8ededca7eba01b80395a375465bc1ca1c2286c54b68fb2af74336b324fb3f1113d6da57927740
SSDEEP

24576:IzZx2I6l5CiXV0eFxiuUcWpkBW3KieLn:o2IclXSeFvF7BwzeLn

Score

10^/10

formbook 3nop discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

subur88wap.sbs

tyai1.top

skillbeast.site

kcclassiccars.net

lghomes.net

eijanno.cyou

work-in-usa-60100.bond

268chill.store

bharatwin.biz

cakjitu01.xyz

misafert.xyz

hiretemp.net

lvekz-onearmed.top

amanda-manopo.info

seo-companies22.online

casinowalletth.net

maynrson.monster

bewizi.com

thedronetechhub.shop

car-insurance-93947.bond

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2252-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2880-23-0x00000000000A0000-0x00000000000CF000-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
2256	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1628 set thread context of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 2252 set thread context of 1212	2252	RegSvcs.exe	21
PID 2880 set thread context of 1212	2880	wlanext.exe	21

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 5 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	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2152	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
2256	powershell.exe
1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
2252	RegSvcs.exe
2252	RegSvcs.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2252	RegSvcs.exe
2252	RegSvcs.exe
2252	RegSvcs.exe
2880	wlanext.exe
2880	wlanext.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
Token: SeDebugPrivilege	2256	powershell.exe
Token: SeDebugPrivilege	2252	RegSvcs.exe
Token: SeDebugPrivilege	2880	wlanext.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2256	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	30
PID 1628 wrote to memory of 2256	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	30
PID 1628 wrote to memory of 2256	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	30
PID 1628 wrote to memory of 2256	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	30
PID 1628 wrote to memory of 2152	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	32
PID 1628 wrote to memory of 2152	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	32
PID 1628 wrote to memory of 2152	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	32
PID 1628 wrote to memory of 2152	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	32
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1628 wrote to memory of 2252	1628	36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe	34
PID 1212 wrote to memory of 2880	1212	Explorer.EXE	35
PID 1212 wrote to memory of 2880	1212	Explorer.EXE	35
PID 1212 wrote to memory of 2880	1212	Explorer.EXE	35
PID 1212 wrote to memory of 2880	1212	Explorer.EXE	35
PID 2880 wrote to memory of 2856	2880	wlanext.exe	36
PID 2880 wrote to memory of 2856	2880	wlanext.exe	36
PID 2880 wrote to memory of 2856	2880	wlanext.exe	36
PID 2880 wrote to memory of 2856	2880	wlanext.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe
  "C:\Users\Admin\AppData\Local\Temp\36b2c227683d3aea101fb59edb33edb1ba28ec0753a32a5ce42b1959d6716965.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dDxuOoTjp.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2256
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dDxuOoTjp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE5DC.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2152
- - 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:2252
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:2880
- - 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:2856

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\tmpE5DC.tmp

Filesize
1KB

MD5
7da4f2fd224c34fcdb5dc73fe6600d56

SHA1
5e56ef9bf49d06d928b669a2181f222dc29a1090

SHA256
04d55d32539c935eb914472069bb64a05eabe8ec845beb5cbe3dbd1565d1968a

SHA512
71026c3278437bf7c5ac093b870fd8ee9378f8a8e9f875973f3c7e8a25d5843cd31e6a4006ee8c8baad703fd9ea2ae7d5d085d83ec24d6cf183b64d5f36ce1c7

Download Submit
memory/1212-28-0x0000000007860000-0x00000000079EE000-memory.dmp

Filesize
1.6MB

Download
memory/1628-20-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/1628-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/1628-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/1628-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/1628-6-0x0000000001F60000-0x0000000001FD8000-memory.dmp

Filesize
480KB

Download
memory/1628-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/1628-1-0x0000000000A80000-0x0000000000B52000-memory.dmp

Filesize
840KB

Download
memory/1628-3-0x0000000000240000-0x000000000025E000-memory.dmp

Filesize
120KB

Download
memory/2252-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2252-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2252-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2252-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2880-22-0x0000000000040000-0x0000000000056000-memory.dmp

Filesize
88KB

Download
memory/2880-23-0x00000000000A0000-0x00000000000CF000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads