formbook | 3efbe773ae918a1822817829ea7d185cf7fca9397ad2cb2cf826935a073b90ab

Analysis

max time kernel
95s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 20:51

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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
behavioral2/memory/4724-24-0x0000000000400000-0x000000000042F000-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
1296	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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2324 set thread context of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103

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
4500	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
1296	powershell.exe
2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
4724	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
4724	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
1296	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
Token: SeDebugPrivilege	1296	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 1296	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	99
PID 2324 wrote to memory of 1296	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	99
PID 2324 wrote to memory of 1296	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	99
PID 2324 wrote to memory of 4500	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	101
PID 2324 wrote to memory of 4500	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	101
PID 2324 wrote to memory of 4500	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	101
PID 2324 wrote to memory of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103
PID 2324 wrote to memory of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103
PID 2324 wrote to memory of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103
PID 2324 wrote to memory of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103
PID 2324 wrote to memory of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103
PID 2324 wrote to memory of 4724	2324	22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe	103

C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
"C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe"
1⤵
- 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:2324
- 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:1296
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZGkLno" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6712.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4500
- C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe
  "C:\Users\Admin\AppData\Local\Temp\22a0ce1fbf304b11510e89f1db8124bf84c59049c919c7b6bbce222db99bf014.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4724

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\Temp\__PSScriptPolicyTest_1nq4ahuo.zlb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6712.tmp

Filesize
1KB

MD5
6ef5c385ab84cfe04c3e159c0399f6f2

SHA1
571761c27e9b38a6e60e8207d9892d1c7bf382fd

SHA256
b58ae3a159e179d38810c35882f988f7623418ec8b3e096d6c8b97701e174788

SHA512
4eb5b3ff3a752d14f93fd50d822ee622db3968ec800fd700bd24a61ac062d6f7d46f872f989bc11841dc61c76101495d07a7f192e1907f615799d2dea5697ffc

Download Submit
memory/1296-56-0x00000000068E0000-0x00000000068FE000-memory.dmp

Filesize
120KB

Download
memory/1296-19-0x00000000053A0000-0x00000000059C8000-memory.dmp

Filesize
6.2MB

Download
memory/1296-69-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/1296-66-0x0000000007910000-0x0000000007918000-memory.dmp

Filesize
32KB

Download
memory/1296-65-0x0000000007930000-0x000000000794A000-memory.dmp

Filesize
104KB

Download
memory/1296-64-0x0000000007830000-0x0000000007844000-memory.dmp

Filesize
80KB

Download
memory/1296-63-0x0000000007820000-0x000000000782E000-memory.dmp

Filesize
56KB

Download
memory/1296-62-0x00000000077F0000-0x0000000007801000-memory.dmp

Filesize
68KB

Download
memory/1296-61-0x0000000007870000-0x0000000007906000-memory.dmp

Filesize
600KB

Download
memory/1296-60-0x0000000007660000-0x000000000766A000-memory.dmp

Filesize
40KB

Download
memory/1296-37-0x0000000005C60000-0x0000000005FB4000-memory.dmp

Filesize
3.3MB

Download
memory/1296-59-0x00000000075F0000-0x000000000760A000-memory.dmp

Filesize
104KB

Download
memory/1296-58-0x0000000007C30000-0x00000000082AA000-memory.dmp

Filesize
6.5MB

Download
memory/1296-43-0x0000000006880000-0x00000000068B2000-memory.dmp

Filesize
200KB

Download
memory/1296-20-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/1296-21-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/1296-57-0x00000000074B0000-0x0000000007553000-memory.dmp

Filesize
652KB

Download
memory/1296-50-0x0000000004D60000-0x0000000004D70000-memory.dmp

Filesize
64KB

Download
memory/1296-26-0x0000000005B30000-0x0000000005B96000-memory.dmp

Filesize
408KB

Download
memory/1296-25-0x0000000005AC0000-0x0000000005B26000-memory.dmp

Filesize
408KB

Download
memory/1296-16-0x0000000004D10000-0x0000000004D46000-memory.dmp

Filesize
216KB

Download
memory/1296-54-0x0000000004D60000-0x0000000004D70000-memory.dmp

Filesize
64KB

Download
memory/1296-18-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/1296-44-0x0000000074CB0000-0x0000000074CFC000-memory.dmp

Filesize
304KB

Download
memory/1296-23-0x0000000005A20000-0x0000000005A42000-memory.dmp

Filesize
136KB

Download
memory/1296-40-0x00000000062A0000-0x00000000062BE000-memory.dmp

Filesize
120KB

Download
memory/1296-41-0x0000000006350000-0x000000000639C000-memory.dmp

Filesize
304KB

Download
memory/1296-42-0x000000007F950000-0x000000007F960000-memory.dmp

Filesize
64KB

Download
memory/2324-5-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/2324-9-0x0000000004F50000-0x0000000004F5C000-memory.dmp

Filesize
48KB

Download
memory/2324-3-0x0000000004BC0000-0x0000000004C52000-memory.dmp

Filesize
584KB

Download
memory/2324-0-0x000000007442E000-0x000000007442F000-memory.dmp

Filesize
4KB

Download
memory/2324-4-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

Filesize
40KB

Download
memory/2324-22-0x0000000007B40000-0x0000000007BB8000-memory.dmp

Filesize
480KB

Download
memory/2324-38-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/2324-2-0x0000000005240000-0x00000000057E4000-memory.dmp

Filesize
5.6MB

Download
memory/2324-11-0x0000000007770000-0x000000000780C000-memory.dmp

Filesize
624KB

Download
memory/2324-10-0x0000000007620000-0x00000000076D0000-memory.dmp

Filesize
704KB

Download
memory/2324-1-0x0000000000210000-0x00000000002FC000-memory.dmp

Filesize
944KB

Download
memory/2324-8-0x0000000074420000-0x0000000074BD0000-memory.dmp

Filesize
7.7MB

Download
memory/2324-7-0x000000007442E000-0x000000007442F000-memory.dmp

Filesize
4KB

Download
memory/2324-6-0x0000000004F30000-0x0000000004F48000-memory.dmp

Filesize
96KB

Download
memory/4724-39-0x0000000001670000-0x00000000019BA000-memory.dmp

Filesize
3.3MB

Download
memory/4724-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download