formbook | f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166

Analysis

max time kernel
148s
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
30-11-2024 14:34

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General

Target

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
Size

717KB
MD5

bcd3ac711cdf56e6e03fe256665a0807
SHA1

d325f7f6f59f864e8018bf0ea5151f024362458e
SHA256

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166
SHA512

45d04f2e2b5aa48e18d9e3c6fd2ff14d7454c4a1bfb53afa91df201fba4417a28ba11a7533f703bc8ee95d2f2d6684881a2705772fc4af836a7c8ce4468c7779
SSDEEP

12288:uRXiB7TNR10CeIv1rtifquSPjeO/8NjwWqz8fBzKk3Wwmo/4Nt/R709qJGfyi8i5:uRXi5JX0Qv1roiF6wWMO94S/w/uobO81

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

Processes:

resource	yara_rule
behavioral2/memory/1836-23-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exe

pid	Process
5108	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

Processes:

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe

description	pid	Process	procid_target
PID 4612 set thread context of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96

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

Processes:

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exepowershell.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.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

Processes:

schtasks.exe

pid	Process
4900	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exef52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exepowershell.exe

pid	Process
4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
1836	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
1836	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
5108	powershell.exe
5108	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
Token: SeDebugPrivilege	5108	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe

description	pid	Process	procid_target
PID 4612 wrote to memory of 5108	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	92
PID 4612 wrote to memory of 5108	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	92
PID 4612 wrote to memory of 5108	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	92
PID 4612 wrote to memory of 4900	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	94
PID 4612 wrote to memory of 4900	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	94
PID 4612 wrote to memory of 4900	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	94
PID 4612 wrote to memory of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96
PID 4612 wrote to memory of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96
PID 4612 wrote to memory of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96
PID 4612 wrote to memory of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96
PID 4612 wrote to memory of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96
PID 4612 wrote to memory of 1836	4612	f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe	96

C:\Users\Admin\AppData\Local\Temp\f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
"C:\Users\Admin\AppData\Local\Temp\f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.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:4612
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aieWTYjzzCaqo.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5108
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aieWTYjzzCaqo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB1EB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4900
- C:\Users\Admin\AppData\Local\Temp\f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe
  "C:\Users\Admin\AppData\Local\Temp\f52a93f8fb6a1b20bd591f6bf9f7d68acfc0e8dd6ea5413faf3619017a3b8166.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1836

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_ou3xzlok.ldy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB1EB.tmp

Filesize
1KB

MD5
841e6ff45413026574c1194d4f3db9f3

SHA1
692aa739659e7e4989737df34c3272fd34183250

SHA256
e67bd8959f0c727e9f2129a4c593c22082eae237643fd548d5347506a637ba96

SHA512
974a37c88fbb5e57bd3811bcf315d271b621c719c7535c0a54ef167e6f4c5e421d2f1861becdf1fc124b3310370a77feb1f94430c6910fbe38c5c1c569c4e303

Download Submit
memory/1836-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1836-25-0x00000000011E0000-0x000000000152A000-memory.dmp

Filesize
3.3MB

Download
memory/4612-11-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-4-0x00000000051E0000-0x0000000005534000-memory.dmp

Filesize
3.3MB

Download
memory/4612-6-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-8-0x00000000083A0000-0x00000000083BE000-memory.dmp

Filesize
120KB

Download
memory/4612-7-0x00000000082E0000-0x0000000008378000-memory.dmp

Filesize
608KB

Download
memory/4612-9-0x0000000006730000-0x00000000067CC000-memory.dmp

Filesize
624KB

Download
memory/4612-10-0x000000007532E000-0x000000007532F000-memory.dmp

Filesize
4KB

Download
memory/4612-0-0x000000007532E000-0x000000007532F000-memory.dmp

Filesize
4KB

Download
memory/4612-12-0x0000000004B40000-0x0000000004BB6000-memory.dmp

Filesize
472KB

Download
memory/4612-1-0x00000000006A0000-0x000000000075A000-memory.dmp

Filesize
744KB

Download
memory/4612-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/4612-5-0x00000000055B0000-0x00000000055BA000-memory.dmp

Filesize
40KB

Download
memory/4612-26-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-3-0x0000000005140000-0x00000000051D2000-memory.dmp

Filesize
584KB

Download
memory/5108-18-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-44-0x0000000071220000-0x000000007126C000-memory.dmp

Filesize
304KB

Download
memory/5108-38-0x0000000005C90000-0x0000000005CF6000-memory.dmp

Filesize
408KB

Download
memory/5108-19-0x00000000054A0000-0x0000000005AC8000-memory.dmp

Filesize
6.2MB

Download
memory/5108-17-0x00000000029D0000-0x0000000002A06000-memory.dmp

Filesize
216KB

Download
memory/5108-33-0x0000000005BB0000-0x0000000005C16000-memory.dmp

Filesize
408KB

Download
memory/5108-20-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-32-0x0000000005AD0000-0x0000000005AF2000-memory.dmp

Filesize
136KB

Download
memory/5108-39-0x0000000005EE0000-0x0000000006234000-memory.dmp

Filesize
3.3MB

Download
memory/5108-40-0x00000000062C0000-0x00000000062DE000-memory.dmp

Filesize
120KB

Download
memory/5108-41-0x00000000062E0000-0x000000000632C000-memory.dmp

Filesize
304KB

Download
memory/5108-43-0x000000007FDD0000-0x000000007FDE0000-memory.dmp

Filesize
64KB

Download
memory/5108-42-0x0000000006880000-0x00000000068B2000-memory.dmp

Filesize
200KB

Download
memory/5108-22-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-50-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5108-55-0x0000000006850000-0x000000000686E000-memory.dmp

Filesize
120KB

Download
memory/5108-56-0x0000000007290000-0x0000000007333000-memory.dmp

Filesize
652KB

Download
memory/5108-57-0x0000000007C30000-0x00000000082AA000-memory.dmp

Filesize
6.5MB

Download
memory/5108-58-0x00000000075F0000-0x000000000760A000-memory.dmp

Filesize
104KB

Download
memory/5108-59-0x0000000007660000-0x000000000766A000-memory.dmp

Filesize
40KB

Download
memory/5108-60-0x0000000007870000-0x0000000007906000-memory.dmp

Filesize
600KB

Download
memory/5108-61-0x00000000077F0000-0x0000000007801000-memory.dmp

Filesize
68KB

Download
memory/5108-62-0x0000000007820000-0x000000000782E000-memory.dmp

Filesize
56KB

Download
memory/5108-63-0x0000000007830000-0x0000000007844000-memory.dmp

Filesize
80KB

Download
memory/5108-64-0x0000000007930000-0x000000000794A000-memory.dmp

Filesize
104KB

Download
memory/5108-65-0x0000000007910000-0x0000000007918000-memory.dmp

Filesize
32KB

Download
memory/5108-67-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/5108-69-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download