formbook | 7451a072b5a69adc90d6153c699a926336d27a28b0ef8502d0eae3f790ebe942

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 14:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

z95ordemdecomprapdfx4672xx.exe
Size

636KB
MD5

b587df73763a3dc59d02459e1cb9d05a
SHA1

a63350f47a41d5e3bfc84c6fcf0e27acd66e65f7
SHA256

7451a072b5a69adc90d6153c699a926336d27a28b0ef8502d0eae3f790ebe942
SHA512

d31515bb2081efd520a5d61985a1c2b15d8a5605ce91aa59397a87698f586f36c6e281a759d4cf1314f945ca851de30204eb1f3a7ded3213e172105866c4e037
SSDEEP

12288:inCmMaPflgJcpY7Y0In+VUON7R04/LLVf/UJO1bIGMmyVwxAYSmE:63fPp+Y00+3y4vVH8OFzyV4AwE

Score

10^/10

formbook gy15 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy15

Decoy

hairsdeals.today

acob-saaad.buzz

9955.club

gild6222.vip

nline-shopping-56055.bond

lmadulles.top

utemodels.info

ighdd4675.online

nqqkk146.xyz

avasales.online

ortas-de-madeira.today

haad.xyz

races-dental-splints-15439.bond

hilohcreekpemf.online

rrivalgetaways.info

orktoday-2507-02-sap.click

eceriyayinlari.xyz

lsurfer.click

aston-saaae.buzz

etrot.pro

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/840-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/840-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4832-76-0x0000000000C90000-0x0000000000CBF000-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
2300	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	z95ordemdecomprapdfx4672xx.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1764 set thread context of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 840 set thread context of 3488	840	RegSvcs.exe	56
PID 4832 set thread context of 3488	4832	ipconfig.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 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	z95ordemdecomprapdfx4672xx.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	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
4832	ipconfig.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
1360	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1764	z95ordemdecomprapdfx4672xx.exe
1764	z95ordemdecomprapdfx4672xx.exe
840	RegSvcs.exe
840	RegSvcs.exe
840	RegSvcs.exe
840	RegSvcs.exe
2300	powershell.exe
2300	powershell.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe
4832	ipconfig.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
840	RegSvcs.exe
840	RegSvcs.exe
840	RegSvcs.exe
4832	ipconfig.exe
4832	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1764	z95ordemdecomprapdfx4672xx.exe
Token: SeDebugPrivilege	840	RegSvcs.exe
Token: SeDebugPrivilege	2300	powershell.exe
Token: SeDebugPrivilege	4832	ipconfig.exe
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3488	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 2300	1764	z95ordemdecomprapdfx4672xx.exe	86
PID 1764 wrote to memory of 2300	1764	z95ordemdecomprapdfx4672xx.exe	86
PID 1764 wrote to memory of 2300	1764	z95ordemdecomprapdfx4672xx.exe	86
PID 1764 wrote to memory of 1360	1764	z95ordemdecomprapdfx4672xx.exe	88
PID 1764 wrote to memory of 1360	1764	z95ordemdecomprapdfx4672xx.exe	88
PID 1764 wrote to memory of 1360	1764	z95ordemdecomprapdfx4672xx.exe	88
PID 1764 wrote to memory of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 1764 wrote to memory of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 1764 wrote to memory of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 1764 wrote to memory of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 1764 wrote to memory of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 1764 wrote to memory of 840	1764	z95ordemdecomprapdfx4672xx.exe	90
PID 3488 wrote to memory of 4832	3488	Explorer.EXE	91
PID 3488 wrote to memory of 4832	3488	Explorer.EXE	91
PID 3488 wrote to memory of 4832	3488	Explorer.EXE	91
PID 4832 wrote to memory of 1340	4832	ipconfig.exe	92
PID 4832 wrote to memory of 1340	4832	ipconfig.exe	92
PID 4832 wrote to memory of 1340	4832	ipconfig.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\z95ordemdecomprapdfx4672xx.exe
  "C:\Users\Admin\AppData\Local\Temp\z95ordemdecomprapdfx4672xx.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:1764
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rgIbfd.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2300
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rgIbfd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFCCF.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1360
- - 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:840
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4832
- - 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:1340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_51t031ol.t1d.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFCCF.tmp

Filesize
1KB

MD5
523f4b2631bd1fcac1ae9547f1ff89c2

SHA1
cb189e11c8140e69936a65f21a4a343859f3a722

SHA256
387e0fa78cd84e20105e70ddfaddc20f00661a1012e1b913cc93f73f376173a9

SHA512
d480f8af98e3cddce56094f1b721b3aad44ccfd80b9c0a4c066174af3b9ac9187ebbfe6118292152fbd0822b7814ac1c8270a816ccfa8607ad4841b16e206240

Download Submit
memory/840-23-0x0000000000EC0000-0x000000000120A000-memory.dmp

Filesize
3.3MB

Download
memory/840-26-0x0000000000E80000-0x0000000000E94000-memory.dmp

Filesize
80KB

Download
memory/840-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/840-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1764-8-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/1764-7-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/1764-6-0x0000000007630000-0x0000000007648000-memory.dmp

Filesize
96KB

Download
memory/1764-9-0x0000000005F00000-0x0000000005F76000-memory.dmp

Filesize
472KB

Download
memory/1764-10-0x0000000009EC0000-0x0000000009F5C000-memory.dmp

Filesize
624KB

Download
memory/1764-5-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/1764-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/1764-4-0x0000000004D00000-0x0000000004D0A000-memory.dmp

Filesize
40KB

Download
memory/1764-3-0x0000000004C50000-0x0000000004CE2000-memory.dmp

Filesize
584KB

Download
memory/1764-2-0x0000000005200000-0x00000000057A4000-memory.dmp

Filesize
5.6MB

Download
memory/1764-28-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/1764-1-0x00000000001B0000-0x0000000000256000-memory.dmp

Filesize
664KB

Download
memory/2300-35-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/2300-58-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/2300-75-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-18-0x0000000005150000-0x0000000005778000-memory.dmp

Filesize
6.2MB

Download
memory/2300-19-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-34-0x00000000058C0000-0x00000000058E2000-memory.dmp

Filesize
136KB

Download
memory/2300-36-0x0000000005A50000-0x0000000005AB6000-memory.dmp

Filesize
408KB

Download
memory/2300-17-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-15-0x0000000004A60000-0x0000000004A96000-memory.dmp

Filesize
216KB

Download
memory/2300-41-0x0000000005D10000-0x0000000006064000-memory.dmp

Filesize
3.3MB

Download
memory/2300-42-0x0000000006120000-0x000000000613E000-memory.dmp

Filesize
120KB

Download
memory/2300-43-0x0000000006160000-0x00000000061AC000-memory.dmp

Filesize
304KB

Download
memory/2300-44-0x000000007F560000-0x000000007F570000-memory.dmp

Filesize
64KB

Download
memory/2300-45-0x0000000006660000-0x0000000006692000-memory.dmp

Filesize
200KB

Download
memory/2300-46-0x0000000071340000-0x000000007138C000-memory.dmp

Filesize
304KB

Download
memory/2300-56-0x0000000006640000-0x000000000665E000-memory.dmp

Filesize
120KB

Download
memory/2300-57-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-21-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-59-0x00000000070A0000-0x0000000007143000-memory.dmp

Filesize
652KB

Download
memory/2300-60-0x0000000007A20000-0x000000000809A000-memory.dmp

Filesize
6.5MB

Download
memory/2300-61-0x00000000073E0000-0x00000000073FA000-memory.dmp

Filesize
104KB

Download
memory/2300-62-0x0000000007450000-0x000000000745A000-memory.dmp

Filesize
40KB

Download
memory/2300-63-0x0000000007660000-0x00000000076F6000-memory.dmp

Filesize
600KB

Download
memory/2300-72-0x0000000007720000-0x0000000007728000-memory.dmp

Filesize
32KB

Download
memory/2300-71-0x0000000007730000-0x000000000774A000-memory.dmp

Filesize
104KB

Download
memory/2300-67-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-66-0x00000000075E0000-0x00000000075F1000-memory.dmp

Filesize
68KB

Download
memory/2300-68-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/2300-69-0x0000000007630000-0x000000000763E000-memory.dmp

Filesize
56KB

Download
memory/2300-70-0x0000000007640000-0x0000000007654000-memory.dmp

Filesize
80KB

Download
memory/3488-27-0x0000000008F00000-0x0000000009085000-memory.dmp

Filesize
1.5MB

Download
memory/3488-77-0x0000000008F00000-0x0000000009085000-memory.dmp

Filesize
1.5MB

Download
memory/3488-80-0x00000000033C0000-0x000000000347C000-memory.dmp

Filesize
752KB

Download
memory/4832-65-0x0000000000680000-0x000000000068B000-memory.dmp

Filesize
44KB

Download
memory/4832-64-0x0000000000680000-0x000000000068B000-memory.dmp

Filesize
44KB

Download
memory/4832-76-0x0000000000C90000-0x0000000000CBF000-memory.dmp

Filesize
188KB

Download