formbook | 9c879cc3fc1fae674781f67f8d12beb21afd8c0deb4587f6766bbcbf48c1b084

Resubmissions

14-01-2025 12:44

250114-pyg3csykcw 10

14-01-2025 10:55

250114-m1lr8awnat 10

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
14-01-2025 10:55

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Report Analysis Logs

General

Target

New purchase order.exe
Size

650KB
MD5

1b507df9a13477b647da450a1b79b2e7
SHA1

b0de85855b3462fe0b37c79831b391eeb044e437
SHA256

a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91
SHA512

37dcc8dd92a84009f81ebf394001de49bcf75818227bdbe135578f8f1dc57f4119c4cb6efd91ec70fe12202854ca472ec7435d3c0f713bf770f09967d61fe6a7
SSDEEP

12288:kYRxA4Y5lyA/BxSPC3NMl2v/wXb5DDH6dcW6f8HtdJqT6B2zJxWVqHU:bRB2XM5UN60STUAJE

Score

10^/10

formbook a01d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a01d

Decoy

eniorshousing05.shop

rywisevas.biz

4726.pizza

itchen-design-42093.bond

3456.tech

4825.plus

nlinecraps.xyz

itamins-52836.bond

nfluencer-marketing-40442.bond

nline-advertising-58573.bond

rautogroups.net

limbtrip.net

oftware-download-14501.bond

nline-advertising-66733.bond

erity.xyz

xknrksi.icu

x-ist.club

yber-security-26409.bond

oincatch.xyz

onitoring-devices-34077.bond

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/4736-36-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4736-91-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4972-94-0x0000000000570000-0x000000000059F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4200	powershell.exe
228	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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	New purchase order.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1216 set thread context of 4736	1216	New purchase order.exe	102
PID 4736 set thread context of 3448	4736	MSBuild.exe	56
PID 4736 set thread context of 3448	4736	MSBuild.exe	56
PID 4972 set thread context of 3448	4972	mstsc.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 6 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	New purchase order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4676	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1216	New purchase order.exe
228	powershell.exe
4200	powershell.exe
1216	New purchase order.exe
4736	MSBuild.exe
4736	MSBuild.exe
228	powershell.exe
4736	MSBuild.exe
4736	MSBuild.exe
4200	powershell.exe
4736	MSBuild.exe
4736	MSBuild.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe
4972	mstsc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4736	MSBuild.exe
4736	MSBuild.exe
4736	MSBuild.exe
4736	MSBuild.exe
4972	mstsc.exe
4972	mstsc.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	1216	New purchase order.exe
Token: SeDebugPrivilege	4200	powershell.exe
Token: SeDebugPrivilege	228	powershell.exe
Token: SeDebugPrivilege	4736	MSBuild.exe
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeDebugPrivilege	4972	mstsc.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 4200	1216	New purchase order.exe	96
PID 1216 wrote to memory of 4200	1216	New purchase order.exe	96
PID 1216 wrote to memory of 4200	1216	New purchase order.exe	96
PID 1216 wrote to memory of 228	1216	New purchase order.exe	98
PID 1216 wrote to memory of 228	1216	New purchase order.exe	98
PID 1216 wrote to memory of 228	1216	New purchase order.exe	98
PID 1216 wrote to memory of 4676	1216	New purchase order.exe	100
PID 1216 wrote to memory of 4676	1216	New purchase order.exe	100
PID 1216 wrote to memory of 4676	1216	New purchase order.exe	100
PID 1216 wrote to memory of 4736	1216	New purchase order.exe	102
PID 1216 wrote to memory of 4736	1216	New purchase order.exe	102
PID 1216 wrote to memory of 4736	1216	New purchase order.exe	102
PID 1216 wrote to memory of 4736	1216	New purchase order.exe	102
PID 1216 wrote to memory of 4736	1216	New purchase order.exe	102
PID 1216 wrote to memory of 4736	1216	New purchase order.exe	102
PID 3448 wrote to memory of 4972	3448	Explorer.EXE	104
PID 3448 wrote to memory of 4972	3448	Explorer.EXE	104
PID 3448 wrote to memory of 4972	3448	Explorer.EXE	104
PID 4972 wrote to memory of 556	4972	mstsc.exe	105
PID 4972 wrote to memory of 556	4972	mstsc.exe	105
PID 4972 wrote to memory of 556	4972	mstsc.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Users\Admin\AppData\Local\Temp\New purchase order.exe
  "C:\Users\Admin\AppData\Local\Temp\New purchase order.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:1216
- - 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\New purchase order.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4200
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DjsaCPLWOz.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:228
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DjsaCPLWOz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE33C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4676
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4736
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:4972
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:556

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
2231d92f64371a2bb99f0a000479efaf

SHA1
612288646e71de29bd8e18f822914a3256311ed5

SHA256
73d6d7e8c70747f4d1d3514c09a4530f344882d52e3ca215be15274bf1becb69

SHA512
a42063fc1245a6add3446be6e6b89ee3c336f6803be2767d3bb9678100015406535d858184f268e4ae587a1b61ad939e39af14e0322765f8df87e6a04c2aeb4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uwd2ppr3.1qn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE33C.tmp

Filesize
1KB

MD5
131727853ac40ebbbccfa6c02aeedd2d

SHA1
2d0fccebfb631a840a832c0b1ba7ff41c45e836d

SHA256
ae9e18ab79859017b45f27eb9f4b31883092b6ed652552af9988a88089c5a60c

SHA512
26e419c44e8dc7d67816fab9404b322d8e0103867bd6714aaee76ee34d55422d39b0f67d9ffd7c12c62d7ad005c643b19125c0cca6e861c463c43f49fa43ad21

Download Submit
memory/228-50-0x00000000064A0000-0x00000000064BE000-memory.dmp

Filesize
120KB

Download
memory/228-34-0x0000000006070000-0x00000000063C4000-memory.dmp

Filesize
3.3MB

Download
memory/228-89-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/228-83-0x0000000007AE0000-0x0000000007AE8000-memory.dmp

Filesize
32KB

Download
memory/228-80-0x00000000079F0000-0x00000000079FE000-memory.dmp

Filesize
56KB

Download
memory/228-79-0x00000000079C0000-0x00000000079D1000-memory.dmp

Filesize
68KB

Download
memory/228-51-0x00000000064E0000-0x000000000652C000-memory.dmp

Filesize
304KB

Download
memory/228-76-0x00000000077C0000-0x00000000077DA000-memory.dmp

Filesize
104KB

Download
memory/228-17-0x00000000055A0000-0x0000000005BC8000-memory.dmp

Filesize
6.2MB

Download
memory/228-18-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/228-73-0x0000000006A40000-0x0000000006A5E000-memory.dmp

Filesize
120KB

Download
memory/228-20-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/228-54-0x0000000075380000-0x00000000753CC000-memory.dmp

Filesize
304KB

Download
memory/228-77-0x0000000007830000-0x000000000783A000-memory.dmp

Filesize
40KB

Download
memory/228-35-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-4-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-6-0x0000000005E10000-0x0000000005E2A000-memory.dmp

Filesize
104KB

Download
memory/1216-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/1216-2-0x0000000005F20000-0x00000000064C4000-memory.dmp

Filesize
5.6MB

Download
memory/1216-7-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/1216-8-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-48-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1216-3-0x0000000005A10000-0x0000000005AA2000-memory.dmp

Filesize
584KB

Download
memory/1216-1-0x0000000000FB0000-0x0000000001058000-memory.dmp

Filesize
672KB

Download
memory/1216-9-0x0000000007020000-0x000000000709A000-memory.dmp

Filesize
488KB

Download
memory/1216-5-0x0000000005AC0000-0x0000000005ACA000-memory.dmp

Filesize
40KB

Download
memory/1216-10-0x000000000A9D0000-0x000000000AA6C000-memory.dmp

Filesize
624KB

Download
memory/3448-98-0x0000000008BE0000-0x0000000008D33000-memory.dmp

Filesize
1.3MB

Download
memory/4200-33-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4200-21-0x0000000004BF0000-0x0000000004C12000-memory.dmp

Filesize
136KB

Download
memory/4200-15-0x0000000002340000-0x0000000002376000-memory.dmp

Filesize
216KB

Download
memory/4200-75-0x00000000075A0000-0x0000000007C1A000-memory.dmp

Filesize
6.5MB

Download
memory/4200-16-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4200-78-0x00000000071E0000-0x0000000007276000-memory.dmp

Filesize
600KB

Download
memory/4200-27-0x0000000004D90000-0x0000000004DF6000-memory.dmp

Filesize
408KB

Download
memory/4200-82-0x00000000072A0000-0x00000000072BA000-memory.dmp

Filesize
104KB

Download
memory/4200-53-0x0000000075380000-0x00000000753CC000-memory.dmp

Filesize
304KB

Download
memory/4200-81-0x00000000071A0000-0x00000000071B4000-memory.dmp

Filesize
80KB

Download
memory/4200-46-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4200-90-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4200-28-0x0000000004E00000-0x0000000004E66000-memory.dmp

Filesize
408KB

Download
memory/4200-52-0x0000000006BC0000-0x0000000006BF2000-memory.dmp

Filesize
200KB

Download
memory/4200-74-0x0000000006E10000-0x0000000006EB3000-memory.dmp

Filesize
652KB

Download
memory/4736-91-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4736-36-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4972-92-0x0000000000740000-0x000000000087A000-memory.dmp

Filesize
1.2MB

Download
memory/4972-94-0x0000000000570000-0x000000000059F000-memory.dmp

Filesize
188KB

Download
memory/4972-93-0x0000000000740000-0x000000000087A000-memory.dmp

Filesize
1.2MB

Download