formbook | ef812d2b10a7c55c1f6469efe4c57bd6aa8a22533bf407d841d418430603275f

Analysis

max time kernel
93s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 01:13

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General

Target

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
Size

773KB
MD5

439dad5646f8f78adada2e1d5740d0eb
SHA1

85ab73db3b73f38a97a44e0fddc829f2d5977c8a
SHA256

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d
SHA512

d867e2f561fe99d8fdee5abea882ff27b560ca60e22736c3e0862bf409d70d233cc204b37b71133f96c3f7827f642ae9335b07891ae419815e29f45fdbbb18c3
SSDEEP

24576:VmMt9lRuEDUgbwUCGnksyrlKNstj4Pif703:0Mt9lRu19Alyx4qj1g

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/1848-43-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exepowershell.exe

pid	Process
4120	powershell.exe
4728	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:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

description	pid	Process	procid_target
PID 5056 set thread context of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106

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

Processes:

powershell.exepowershell.exeschtasks.exe69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

description	ioc	Process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.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
912	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exepowershell.exepowershell.exe69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

pid	Process
5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
4728	powershell.exe
4120	powershell.exe
5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
1848	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
1848	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
4728	powershell.exe
4120	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exepowershell.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
Token: SeDebugPrivilege	4728	powershell.exe
Token: SeDebugPrivilege	4120	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

description	pid	Process	procid_target
PID 5056 wrote to memory of 4728	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	99
PID 5056 wrote to memory of 4728	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	99
PID 5056 wrote to memory of 4728	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	99
PID 5056 wrote to memory of 4120	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	101
PID 5056 wrote to memory of 4120	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	101
PID 5056 wrote to memory of 4120	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	101
PID 5056 wrote to memory of 912	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	103
PID 5056 wrote to memory of 912	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	103
PID 5056 wrote to memory of 912	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	103
PID 5056 wrote to memory of 4032	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	105
PID 5056 wrote to memory of 4032	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	105
PID 5056 wrote to memory of 4032	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	105
PID 5056 wrote to memory of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106
PID 5056 wrote to memory of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106
PID 5056 wrote to memory of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106
PID 5056 wrote to memory of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106
PID 5056 wrote to memory of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106
PID 5056 wrote to memory of 1848	5056	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	106

C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
"C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.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:5056
- 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\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4728
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NNQONPlQHe.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4120
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NNQONPlQHe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCD14.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:912
- C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
  "C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
  2⤵
  PID:4032
- C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
  "C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1848

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
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
57053e71be0c5fb8f67cb33b440bd10a

SHA1
ebc641cb9d9102fc6498e1f006f56dcb9e7fd156

SHA256
8e24d658b96bdcb178019e17cb951374a3d46f4b1cdc0d08395becc3964b52e1

SHA512
816a2bfafff7d0fb8be3074addc921b915e001ad3ec81f773c201793c048cab89b7a76cbd8f44a18a86c17ef0ada354216250ce15f118f27451caa26dbd9054a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f0jr3rlj.kwm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCD14.tmp

Filesize
1KB

MD5
f8c1ffe8e70cc4144dfd79e5ec46e335

SHA1
26a34cf050c36df06f9be111c39d79d43fd0d2bd

SHA256
54761e3cd1c374722e90c59b94a322211a1306f81489c8d40e7e9eea4465341d

SHA512
efb549252e457559177ba519666db53cd5874d68c6dfc4bf538bbb52a06cd3a8aac1adc266c5cc0a69b74600aa08135242d77aa8c9272aa4b277370a18529e05

Download Submit
memory/1848-43-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4120-78-0x0000000007900000-0x0000000007911000-memory.dmp

Filesize
68KB

Download
memory/4120-21-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4120-73-0x00000000075B0000-0x0000000007653000-memory.dmp

Filesize
652KB

Download
memory/4120-72-0x0000000007540000-0x000000000755E000-memory.dmp

Filesize
120KB

Download
memory/4120-53-0x0000000075560000-0x00000000755AC000-memory.dmp

Filesize
304KB

Download
memory/4120-79-0x0000000007930000-0x000000000793E000-memory.dmp

Filesize
56KB

Download
memory/4120-42-0x0000000005DB0000-0x0000000006104000-memory.dmp

Filesize
3.3MB

Download
memory/4120-82-0x0000000007A20000-0x0000000007A28000-memory.dmp

Filesize
32KB

Download
memory/4120-89-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4120-22-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4728-24-0x0000000005960000-0x0000000005982000-memory.dmp

Filesize
136KB

Download
memory/4728-77-0x0000000007EE0000-0x0000000007F76000-memory.dmp

Filesize
600KB

Download
memory/4728-18-0x0000000005B20000-0x0000000006148000-memory.dmp

Filesize
6.2MB

Download
memory/4728-19-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4728-17-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4728-26-0x00000000062B0000-0x0000000006316000-memory.dmp

Filesize
408KB

Download
memory/4728-25-0x0000000006150000-0x00000000061B6000-memory.dmp

Filesize
408KB

Download
memory/4728-88-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4728-16-0x0000000003010000-0x0000000003046000-memory.dmp

Filesize
216KB

Download
memory/4728-81-0x0000000007FA0000-0x0000000007FBA000-memory.dmp

Filesize
104KB

Download
memory/4728-80-0x0000000007EA0000-0x0000000007EB4000-memory.dmp

Filesize
80KB

Download
memory/4728-20-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/4728-49-0x0000000006930000-0x000000000694E000-memory.dmp

Filesize
120KB

Download
memory/4728-50-0x0000000006EA0000-0x0000000006EEC000-memory.dmp

Filesize
304KB

Download
memory/4728-51-0x0000000007B30000-0x0000000007B62000-memory.dmp

Filesize
200KB

Download
memory/4728-76-0x0000000007CD0000-0x0000000007CDA000-memory.dmp

Filesize
40KB

Download
memory/4728-52-0x0000000075560000-0x00000000755AC000-memory.dmp

Filesize
304KB

Download
memory/4728-75-0x0000000007C60000-0x0000000007C7A000-memory.dmp

Filesize
104KB

Download
memory/4728-74-0x00000000082B0000-0x000000000892A000-memory.dmp

Filesize
6.5MB

Download
memory/5056-10-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/5056-8-0x0000000005040000-0x000000000505C000-memory.dmp

Filesize
112KB

Download
memory/5056-9-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/5056-48-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/5056-6-0x0000000004E30000-0x0000000004ECC000-memory.dmp

Filesize
624KB

Download
memory/5056-5-0x0000000074CB0000-0x0000000075460000-memory.dmp

Filesize
7.7MB

Download
memory/5056-7-0x0000000006520000-0x00000000065DE000-memory.dmp

Filesize
760KB

Download
memory/5056-11-0x00000000045E0000-0x0000000004656000-memory.dmp

Filesize
472KB

Download
memory/5056-4-0x0000000004D60000-0x0000000004D6A000-memory.dmp

Filesize
40KB

Download
memory/5056-3-0x0000000004BA0000-0x0000000004C32000-memory.dmp

Filesize
584KB

Download
memory/5056-2-0x0000000005070000-0x0000000005614000-memory.dmp

Filesize
5.6MB

Download
memory/5056-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

Filesize
4KB

Download
memory/5056-1-0x0000000000100000-0x00000000001C6000-memory.dmp

Filesize
792KB

Download