formbook | 736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33

Analysis

max time kernel
135s
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
30-10-2024 02:45

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General

Target

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
Size

653KB
MD5

28962cf2256813cd85182e59281b8fb8
SHA1

7acfb602f72ae8f129eff2d48b2773a996dadf39
SHA256

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33
SHA512

2d19c2c2658df87a5a9a0489d1f91b00abc7c21661420dff0a07c76d88b6fda9565c54e0d7b4a2819fbda0b30678954511fd9c58e1ea3534fc3053ae5fd06aec
SSDEEP

12288:+OrDR3yjNnE8xH1U33/T5nx+sxFbluyY3XSZDoLzZMOwLr9:+4DM7xVUnbxx+s3I3XeASOG

Score

10^/10

formbook rp26 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rp26

Decoy

rn3grmg9.sbs

4644.one

18tbo.com

c9max.shop

8914.loan

eptacore.xyz

ormto.website

vcreative.store

anglaoshi13.buzz

ewa123.bid

vantiverdeoficial.shop

sik89starwin.fun

niquestorebd.xyz

assword-manager-41452.bond

uccessproit.shop

kl1tuvy0.asia

titchinheavenqs.shop

w178.top

errari-mieten-dubai.click

ba-103mu.net

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/3176-11-0x0000000000400000-0x000000000042F000-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
404	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:

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe

description	pid	Process	procid_target
PID 1124 set thread context of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101

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 2 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:

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exepowershell.exe

pid	Process
1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
3176	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
3176	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
404	powershell.exe
404	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
Token: SeDebugPrivilege	404	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe

description	pid	Process	procid_target
PID 1124 wrote to memory of 404	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	99
PID 1124 wrote to memory of 404	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	99
PID 1124 wrote to memory of 404	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	99
PID 1124 wrote to memory of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101
PID 1124 wrote to memory of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101
PID 1124 wrote to memory of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101
PID 1124 wrote to memory of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101
PID 1124 wrote to memory of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101
PID 1124 wrote to memory of 3176	1124	736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe	101

C:\Users\Admin\AppData\Local\Temp\736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
"C:\Users\Admin\AppData\Local\Temp\736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.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:1124
- 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\736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:404
- C:\Users\Admin\AppData\Local\Temp\736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe
  "C:\Users\Admin\AppData\Local\Temp\736b209eebf951e82c1854a0149aa159f609e6bf202225ba58793108cc26ed33.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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_4ukjd3ez.34h.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/404-48-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/404-47-0x0000000006B50000-0x0000000006BF3000-memory.dmp

Filesize
652KB

Download
memory/404-60-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/404-57-0x00000000071C0000-0x00000000071C8000-memory.dmp

Filesize
32KB

Download
memory/404-56-0x00000000071E0000-0x00000000071FA000-memory.dmp

Filesize
104KB

Download
memory/404-55-0x00000000070E0000-0x00000000070F4000-memory.dmp

Filesize
80KB

Download
memory/404-20-0x0000000004D40000-0x0000000004DA6000-memory.dmp

Filesize
408KB

Download
memory/404-54-0x00000000070D0000-0x00000000070DE000-memory.dmp

Filesize
56KB

Download
memory/404-21-0x0000000004EE0000-0x0000000004F46000-memory.dmp

Filesize
408KB

Download
memory/404-52-0x0000000007120000-0x00000000071B6000-memory.dmp

Filesize
600KB

Download
memory/404-51-0x0000000006F10000-0x0000000006F1A000-memory.dmp

Filesize
40KB

Download
memory/404-50-0x0000000006EA0000-0x0000000006EBA000-memory.dmp

Filesize
104KB

Download
memory/404-49-0x00000000074E0000-0x0000000007B5A000-memory.dmp

Filesize
6.5MB

Download
memory/404-15-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

Filesize
4KB

Download
memory/404-16-0x0000000000DB0000-0x0000000000DE6000-memory.dmp

Filesize
216KB

Download
memory/404-17-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/404-18-0x0000000004FE0000-0x0000000005608000-memory.dmp

Filesize
6.2MB

Download
memory/404-46-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/404-36-0x0000000074CD0000-0x0000000075480000-memory.dmp

Filesize
7.7MB

Download
memory/404-53-0x00000000070A0000-0x00000000070B1000-memory.dmp

Filesize
68KB

Download
memory/404-19-0x0000000004CA0000-0x0000000004CC2000-memory.dmp

Filesize
136KB

Download
memory/404-28-0x0000000005610000-0x0000000005964000-memory.dmp

Filesize
3.3MB

Download
memory/404-32-0x0000000005B70000-0x0000000005B8E000-memory.dmp

Filesize
120KB

Download
memory/404-33-0x0000000005B90000-0x0000000005BDC000-memory.dmp

Filesize
304KB

Download
memory/404-35-0x0000000070AF0000-0x0000000070B3C000-memory.dmp

Filesize
304KB

Download
memory/404-34-0x0000000006130000-0x0000000006162000-memory.dmp

Filesize
200KB

Download
memory/1124-10-0x0000000004E30000-0x0000000004EA6000-memory.dmp

Filesize
472KB

Download
memory/1124-9-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/1124-2-0x0000000005A30000-0x0000000005FD4000-memory.dmp

Filesize
5.6MB

Download
memory/1124-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/1124-13-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/1124-7-0x0000000006720000-0x000000000673E000-memory.dmp

Filesize
120KB

Download
memory/1124-1-0x00000000009D0000-0x0000000000A78000-memory.dmp

Filesize
672KB

Download
memory/1124-3-0x0000000005480000-0x0000000005512000-memory.dmp

Filesize
584KB

Download
memory/1124-6-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/1124-8-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/1124-4-0x0000000005610000-0x000000000561A000-memory.dmp

Filesize
40KB

Download
memory/1124-5-0x0000000005700000-0x000000000579C000-memory.dmp

Filesize
624KB

Download
memory/3176-14-0x00000000017B0000-0x0000000001AFA000-memory.dmp

Filesize
3.3MB

Download
memory/3176-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download