formbook | aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882

Analysis

max time kernel
93s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-09-2024 01:38

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General

Target

aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe
Size

575KB
MD5

8825b50e377782c6c889c43998b31555
SHA1

3d23cbc80c53b1fbf382e08d39ecf5f77d0d3419
SHA256

aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882
SHA512

864e8c8ba8d279e8764a9411914d95da99526104c9b07ae92c36b0ed1c7a9b34fcd212a622429a23313af9e61854f5c28bb2d71778d9fd1614f1c7325560e81b
SSDEEP

12288:VU01JG3ZdnU/XhUgzPma5dt6NCttGpXQ+apuaFxnkeZe1tdtTJ:VXPGrnUZUsOa5dtmC4Q+A7hZe1

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/4388-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4388-15-0x0000000001130000-0x000000000147A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3744 set thread context of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89

System Location Discovery: System Language Discovery 1 TTPs 1 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	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe
3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe
4388	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe
4388	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89
PID 3744 wrote to memory of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89
PID 3744 wrote to memory of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89
PID 3744 wrote to memory of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89
PID 3744 wrote to memory of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89
PID 3744 wrote to memory of 4388	3744	aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe	89

C:\Users\Admin\AppData\Local\Temp\aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe
"C:\Users\Admin\AppData\Local\Temp\aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3744
- C:\Users\Admin\AppData\Local\Temp\aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe
  "C:\Users\Admin\AppData\Local\Temp\aaad2261843429b4a8574c5c3fd1a80e2462fab4abdd1581eb4dacca34084882.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3744-6-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3744-8-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/3744-2-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/3744-3-0x0000000004CC0000-0x0000000004D52000-memory.dmp

Filesize
584KB

Download
memory/3744-4-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/3744-5-0x0000000004D80000-0x0000000004D8A000-memory.dmp

Filesize
40KB

Download
memory/3744-1-0x0000000000250000-0x00000000002E6000-memory.dmp

Filesize
600KB

Download
memory/3744-7-0x000000007536E000-0x000000007536F000-memory.dmp

Filesize
4KB

Download
memory/3744-0-0x000000007536E000-0x000000007536F000-memory.dmp

Filesize
4KB

Download
memory/3744-9-0x00000000065F0000-0x0000000006666000-memory.dmp

Filesize
472KB

Download
memory/3744-10-0x0000000008C90000-0x0000000008D2C000-memory.dmp

Filesize
624KB

Download
memory/3744-13-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/4388-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4388-14-0x0000000001130000-0x000000000147A000-memory.dmp

Filesize
3.3MB

Download
memory/4388-15-0x0000000001130000-0x000000000147A000-memory.dmp

Filesize
3.3MB

Download