formbook | 4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-11-2024 02:16

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General

Target

4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
Size

593KB
MD5

7dcab0ea73dd5a9a7455ef7c8a4c0d2a
SHA1

bdc449aaca0a43a93417517310178c99ad91642a
SHA256

4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3
SHA512

da4fbd2e58990c6a975c2f1b444d97b0c6cefbd537fcd12b23986b77889cd2a140b3227c9dc267bcfa15c260c9f59c41d059d4d4ee66413ca079582cd8adf5d7
SSDEEP

12288:CSTZZAmKRL8KE9C6wZwedumQCTsE/3vBEHYcr9WW6ivZRfbwscMv6X:1T7T28KE92/dv9/3vixBWW3RV/cMv

Score

10^/10

formbook dn13 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn13

Decoy

5q53s.top

f9813.top

ysticsmoke.net

ignorysingeysquints.cfd

yncsignature.live

svp-their.xyz

outya.xyz

wlkflwef3sf2wf.top

etterjugfetkaril.cfd

p9eh2s99b5.top

400108iqlnnqi219.top

ynsu-condition.xyz

ndividual-bfiaen.xyz

anceibizamagazine.net

itrussips.live

orkcubefood.xyz

lindsandfurnishings.shop

ajwmid.top

pigramescentfeatous.shop

mbvcv56789.click

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/3656-38-0x0000000000400000-0x000000000042F000-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
5056	powershell.exe
4844	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3012 set thread context of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99

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 4 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	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2460	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
5056	powershell.exe
4844	powershell.exe
3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
3656	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
3656	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
4844	powershell.exe
5056	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
Token: SeDebugPrivilege	5056	powershell.exe
Token: SeDebugPrivilege	4844	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 5056	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	93
PID 3012 wrote to memory of 5056	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	93
PID 3012 wrote to memory of 5056	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	93
PID 3012 wrote to memory of 4844	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	95
PID 3012 wrote to memory of 4844	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	95
PID 3012 wrote to memory of 4844	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	95
PID 3012 wrote to memory of 2460	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	97
PID 3012 wrote to memory of 2460	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	97
PID 3012 wrote to memory of 2460	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	97
PID 3012 wrote to memory of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99
PID 3012 wrote to memory of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99
PID 3012 wrote to memory of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99
PID 3012 wrote to memory of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99
PID 3012 wrote to memory of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99
PID 3012 wrote to memory of 3656	3012	4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe	99

C:\Users\Admin\AppData\Local\Temp\4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
"C:\Users\Admin\AppData\Local\Temp\4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.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:3012
- 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\4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5056
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mSlzubsZb.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4844
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mSlzubsZb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF915.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2460
- C:\Users\Admin\AppData\Local\Temp\4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe
  "C:\Users\Admin\AppData\Local\Temp\4003ba5752bd4c4969c49c34e65f594c8ae977ee7a06fd96681184308b72d3d3.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3656

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mmaiql5u.nr5.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF915.tmp

Filesize
1KB

MD5
668cfd4c7b8bce3240ecd5c4b8517c8c

SHA1
dd9ebc55d54892a6329aff49a7fa951b45569672

SHA256
8ae850e1a94ea5c2620b776573d1f2cd17e13cb302545eed1659790985e88ecc

SHA512
961f0383386de2aab6fa1b3952494c4c6fe7b2c14c5cfcbac3568d4d29237b945ce7b804460d118341aacc86543eac03e4aeef6acdc5e90a087f47718a7909ec

Download Submit
memory/3012-6-0x0000000005140000-0x00000000051DC000-memory.dmp

Filesize
624KB

Download
memory/3012-3-0x0000000004F60000-0x0000000004FF2000-memory.dmp

Filesize
584KB

Download
memory/3012-4-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/3012-5-0x0000000005010000-0x000000000501A000-memory.dmp

Filesize
40KB

Download
memory/3012-2-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/3012-7-0x0000000005110000-0x0000000005122000-memory.dmp

Filesize
72KB

Download
memory/3012-8-0x000000007519E000-0x000000007519F000-memory.dmp

Filesize
4KB

Download
memory/3012-9-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/3012-10-0x0000000007C30000-0x0000000007CAA000-memory.dmp

Filesize
488KB

Download
memory/3012-0-0x000000007519E000-0x000000007519F000-memory.dmp

Filesize
4KB

Download
memory/3012-1-0x00000000003F0000-0x000000000048A000-memory.dmp

Filesize
616KB

Download
memory/3012-48-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/3656-38-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4844-85-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4844-20-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4844-50-0x00000000063E0000-0x000000000642C000-memory.dmp

Filesize
304KB

Download
memory/4844-49-0x0000000006100000-0x000000000611E000-memory.dmp

Filesize
120KB

Download
memory/4844-25-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4844-63-0x0000000075A40000-0x0000000075A8C000-memory.dmp

Filesize
304KB

Download
memory/4844-78-0x0000000007620000-0x0000000007631000-memory.dmp

Filesize
68KB

Download
memory/4844-32-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4844-80-0x0000000007660000-0x0000000007674000-memory.dmp

Filesize
80KB

Download
memory/5056-15-0x0000000002970000-0x00000000029A6000-memory.dmp

Filesize
216KB

Download
memory/5056-23-0x0000000005A70000-0x0000000005AD6000-memory.dmp

Filesize
408KB

Download
memory/5056-21-0x00000000052C0000-0x00000000052E2000-memory.dmp

Filesize
136KB

Download
memory/5056-26-0x0000000005CC0000-0x0000000006014000-memory.dmp

Filesize
3.3MB

Download
memory/5056-24-0x0000000005C50000-0x0000000005CB6000-memory.dmp

Filesize
408KB

Download
memory/5056-52-0x0000000075A40000-0x0000000075A8C000-memory.dmp

Filesize
304KB

Download
memory/5056-62-0x00000000071E0000-0x00000000071FE000-memory.dmp

Filesize
120KB

Download
memory/5056-19-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/5056-51-0x0000000007200000-0x0000000007232000-memory.dmp

Filesize
200KB

Download
memory/5056-73-0x0000000007250000-0x00000000072F3000-memory.dmp

Filesize
652KB

Download
memory/5056-74-0x0000000007BF0000-0x000000000826A000-memory.dmp

Filesize
6.5MB

Download
memory/5056-75-0x00000000075B0000-0x00000000075CA000-memory.dmp

Filesize
104KB

Download
memory/5056-76-0x0000000007620000-0x000000000762A000-memory.dmp

Filesize
40KB

Download
memory/5056-77-0x0000000007830000-0x00000000078C6000-memory.dmp

Filesize
600KB

Download
memory/5056-18-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/5056-79-0x00000000077E0000-0x00000000077EE000-memory.dmp

Filesize
56KB

Download
memory/5056-17-0x00000000053D0000-0x00000000059F8000-memory.dmp

Filesize
6.2MB

Download
memory/5056-81-0x00000000078F0000-0x000000000790A000-memory.dmp

Filesize
104KB

Download
memory/5056-82-0x00000000078D0000-0x00000000078D8000-memory.dmp

Filesize
32KB

Download
memory/5056-16-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/5056-86-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download