formbook | 5789e77416fdf448bd2f24cbf75a4de888d7dd10c4f0c5ff4ba2345da2b4d7f9

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2024 02:49

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General

Target

3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe
Size

586KB
MD5

a7366314c2008fc40e3a1de0add37e35
SHA1

997576c272d4392b43a36bc195e7ef6fd9b3110a
SHA256

3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87
SHA512

d48f1df0943221b0dc5c28e9a5d614e364f51659de880d4000d8a703068babb33315634af862b70efae27ae048e6f96b0cf4a32d8000e4eed9c73a6b6f3faa86
SSDEEP

12288:U0nsD/ZqT+LEor6T19B8w7tUJ9ElWRM0Hsxipf6Lk:3n8nEorcnB8wZUJ94WXdd6

Score

10^/10

formbook o52o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

o52o

Decoy

ckroom.xyz

apanstock.online

6dtd8.vip

phone-in-installment-kz.today

ichaellee.info

mpresamkt38.online

ivein.today

78cx465vo.autos

avannahholcomb.shop

eochen008.top

rcraft.net

eth-saaae.buzz

ifxz.info

flegendarycap50.online

reon-network.xyz

ee.zone

ameralife.net

5en4.shop

eal-delivery-34026.bond

anion.app

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/4836-24-0x0000000000400000-0x000000000042F000-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
220	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97

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	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.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
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
220	powershell.exe
4836	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe
4836	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe
220	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	220	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 220	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	93
PID 1960 wrote to memory of 220	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	93
PID 1960 wrote to memory of 220	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	93
PID 1960 wrote to memory of 2748	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	95
PID 1960 wrote to memory of 2748	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	95
PID 1960 wrote to memory of 2748	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	95
PID 1960 wrote to memory of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97
PID 1960 wrote to memory of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97
PID 1960 wrote to memory of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97
PID 1960 wrote to memory of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97
PID 1960 wrote to memory of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97
PID 1960 wrote to memory of 4836	1960	3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe	97

C:\Users\Admin\AppData\Local\Temp\3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe
"C:\Users\Admin\AppData\Local\Temp\3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jRPmXcPzRyO.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:220
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jRPmXcPzRyO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA9EC.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe
  "C:\Users\Admin\AppData\Local\Temp\3335faabca6c9f12f7f1086828065cd19f491a6b705d4f7fba8ba6f53a3c5d87.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4836

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_0ofbf3i1.jlu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA9EC.tmp

Filesize
1KB

MD5
b4c6f8cf4bc864f0282118a68905d54e

SHA1
d417d4bfd1d69dac8dc7faa3cb27ef95d6571783

SHA256
9f09bfde417c8fc061fc9c91ded3001d06493d6bbc06a1f1b4e65b96fc5de681

SHA512
be917f1cf2ffef5a6a84b57d5fdfbd7e4fdf94ff18669f964fdd1f013c2c92e57f64e890dd8533f7802e94a593d61f7d461f51790f32efa5611816f851c0295a

Download Submit
memory/220-18-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/220-41-0x0000000006250000-0x0000000006282000-memory.dmp

Filesize
200KB

Download
memory/220-42-0x0000000075100000-0x000000007514C000-memory.dmp

Filesize
304KB

Download
memory/220-60-0x00000000071E0000-0x00000000071EE000-memory.dmp

Filesize
56KB

Download
memory/220-59-0x00000000071B0000-0x00000000071C1000-memory.dmp

Filesize
68KB

Download
memory/220-58-0x0000000007230000-0x00000000072C6000-memory.dmp

Filesize
600KB

Download
memory/220-57-0x0000000007020000-0x000000000702A000-memory.dmp

Filesize
40KB

Download
memory/220-56-0x0000000006FB0000-0x0000000006FCA000-memory.dmp

Filesize
104KB

Download
memory/220-55-0x0000000007600000-0x0000000007C7A000-memory.dmp

Filesize
6.5MB

Download
memory/220-15-0x0000000002370000-0x00000000023A6000-memory.dmp

Filesize
216KB

Download
memory/220-17-0x0000000004F90000-0x00000000055B8000-memory.dmp

Filesize
6.2MB

Download
memory/220-16-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/220-61-0x00000000071F0000-0x0000000007204000-memory.dmp

Filesize
80KB

Download
memory/220-62-0x00000000072F0000-0x000000000730A000-memory.dmp

Filesize
104KB

Download
memory/220-22-0x0000000004C70000-0x0000000004CD6000-memory.dmp

Filesize
408KB

Download
memory/220-23-0x0000000004CE0000-0x0000000004D46000-memory.dmp

Filesize
408KB

Download
memory/220-54-0x0000000006C90000-0x0000000006D33000-memory.dmp

Filesize
652KB

Download
memory/220-32-0x00000000056C0000-0x0000000005A14000-memory.dmp

Filesize
3.3MB

Download
memory/220-53-0x0000000006230000-0x000000000624E000-memory.dmp

Filesize
120KB

Download
memory/220-52-0x0000000004950000-0x0000000004960000-memory.dmp

Filesize
64KB

Download
memory/220-66-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/220-63-0x00000000072D0000-0x00000000072D8000-memory.dmp

Filesize
32KB

Download
memory/220-21-0x0000000004BD0000-0x0000000004BF2000-memory.dmp

Filesize
136KB

Download
memory/220-38-0x0000000005C90000-0x0000000005CAE000-memory.dmp

Filesize
120KB

Download
memory/220-39-0x0000000005D20000-0x0000000005D6C000-memory.dmp

Filesize
304KB

Download
memory/220-40-0x000000007FC20000-0x000000007FC30000-memory.dmp

Filesize
64KB

Download
memory/220-20-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1960-10-0x0000000005FE0000-0x0000000006058000-memory.dmp

Filesize
480KB

Download
memory/1960-7-0x00000000065E0000-0x00000000065F2000-memory.dmp

Filesize
72KB

Download
memory/1960-33-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1960-1-0x0000000000010000-0x00000000000A8000-memory.dmp

Filesize
608KB

Download
memory/1960-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/1960-9-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1960-8-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/1960-2-0x0000000005060000-0x0000000005604000-memory.dmp

Filesize
5.6MB

Download
memory/1960-4-0x0000000004C50000-0x0000000004C5A000-memory.dmp

Filesize
40KB

Download
memory/1960-6-0x0000000004D10000-0x0000000004DAC000-memory.dmp

Filesize
624KB

Download
memory/1960-5-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1960-3-0x0000000004AB0000-0x0000000004B42000-memory.dmp

Filesize
584KB

Download
memory/4836-34-0x0000000001380000-0x00000000016CA000-memory.dmp

Filesize
3.3MB

Download
memory/4836-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download