formbook | cdb403209a2ab4bd3679c2f546e92996783ce204733f89d25fa36c5e0acd7a81

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 03:26

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General

Target

078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
Size

559KB
MD5

4a699c45efa52f13210361413ebd9358
SHA1

4243cc3717a371b2fdf4a7eb0387ea3b19a62764
SHA256

078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c
SHA512

376fa8883301ecf050277c9e4eeeb902f1cab14902bbedd0366918e5c4f010b1e83a00c641f00cb27d2fbd0e61c9dc278b59b553264682cc572dd36a3a246ed9
SSDEEP

12288:CLHaT8l/bECvA5LWZv31r3KXDtlv0eKpXcyoEFvR9FOv4Qx11:2aTC/bECvA5LWZv31r3gDtlcexENR9Fo

Score

10^/10

formbook pz12 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/2560-10-0x0000000000400000-0x000000000042F000-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
384	powershell.exe

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-1-5-21-857544305-989156968-2929034274-1000\Control Panel\International\Geo\Nation	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1852 set thread context of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88

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 2 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	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2560	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
2560	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
384	powershell.exe
384	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	384	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 384	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	86
PID 1852 wrote to memory of 384	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	86
PID 1852 wrote to memory of 384	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	86
PID 1852 wrote to memory of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88
PID 1852 wrote to memory of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88
PID 1852 wrote to memory of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88
PID 1852 wrote to memory of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88
PID 1852 wrote to memory of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88
PID 1852 wrote to memory of 2560	1852	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	88

C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
"C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:384
- C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
  "C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kiv0oss4.lmd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/384-48-0x00000000077C0000-0x0000000007E3A000-memory.dmp

Filesize
6.5MB

Download
memory/384-47-0x0000000007060000-0x0000000007103000-memory.dmp

Filesize
652KB

Download
memory/384-59-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/384-56-0x0000000007490000-0x0000000007498000-memory.dmp

Filesize
32KB

Download
memory/384-55-0x00000000074B0000-0x00000000074CA000-memory.dmp

Filesize
104KB

Download
memory/384-54-0x00000000073B0000-0x00000000073C4000-memory.dmp

Filesize
80KB

Download
memory/384-20-0x0000000005820000-0x0000000005886000-memory.dmp

Filesize
408KB

Download
memory/384-21-0x0000000005890000-0x0000000005BE4000-memory.dmp

Filesize
3.3MB

Download
memory/384-52-0x0000000007370000-0x0000000007381000-memory.dmp

Filesize
68KB

Download
memory/384-51-0x00000000073F0000-0x0000000007486000-memory.dmp

Filesize
600KB

Download
memory/384-50-0x00000000071E0000-0x00000000071EA000-memory.dmp

Filesize
40KB

Download
memory/384-49-0x0000000007170000-0x000000000718A000-memory.dmp

Filesize
104KB

Download
memory/384-15-0x0000000002530000-0x0000000002566000-memory.dmp

Filesize
216KB

Download
memory/384-14-0x000000007457E000-0x000000007457F000-memory.dmp

Filesize
4KB

Download
memory/384-16-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/384-17-0x0000000005080000-0x00000000056A8000-memory.dmp

Filesize
6.2MB

Download
memory/384-18-0x0000000004D80000-0x0000000004DA2000-memory.dmp

Filesize
136KB

Download
memory/384-46-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/384-45-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/384-53-0x00000000073A0000-0x00000000073AE000-memory.dmp

Filesize
56KB

Download
memory/384-19-0x00000000057B0000-0x0000000005816000-memory.dmp

Filesize
408KB

Download
memory/384-31-0x0000000005E50000-0x0000000005E6E000-memory.dmp

Filesize
120KB

Download
memory/384-32-0x0000000005EE0000-0x0000000005F2C000-memory.dmp

Filesize
304KB

Download
memory/384-33-0x0000000007020000-0x0000000007052000-memory.dmp

Filesize
200KB

Download
memory/384-34-0x0000000070390000-0x00000000703DC000-memory.dmp

Filesize
304KB

Download
memory/384-44-0x0000000006410000-0x000000000642E000-memory.dmp

Filesize
120KB

Download
memory/1852-9-0x00000000067E0000-0x000000000687C000-memory.dmp

Filesize
624KB

Download
memory/1852-4-0x00000000052A0000-0x00000000052AA000-memory.dmp

Filesize
40KB

Download
memory/1852-2-0x0000000005970000-0x0000000005F14000-memory.dmp

Filesize
5.6MB

Download
memory/1852-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

Filesize
4KB

Download
memory/1852-12-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/1852-7-0x0000000005690000-0x000000000569E000-memory.dmp

Filesize
56KB

Download
memory/1852-1-0x0000000000810000-0x00000000008A2000-memory.dmp

Filesize
584KB

Download
memory/1852-3-0x0000000005300000-0x0000000005392000-memory.dmp

Filesize
584KB

Download
memory/1852-5-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/1852-6-0x0000000005550000-0x000000000555E000-memory.dmp

Filesize
56KB

Download
memory/1852-8-0x0000000006520000-0x0000000006596000-memory.dmp

Filesize
472KB

Download
memory/2560-13-0x00000000012E0000-0x000000000162A000-memory.dmp

Filesize
3.3MB

Download
memory/2560-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2560-60-0x00000000012E0000-0x000000000162A000-memory.dmp

Filesize
3.3MB

Download