formbook | 6e86565b90ed8574be0a828972f44194c222968fc60f730087e220eb475bd81a

Analysis

max time kernel
146s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 18:18

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General

Target

Fedex Awb Details_pdf.exe
Size

597KB
MD5

76aade8ab10a9b3905c5f70932cfbf0c
SHA1

d8121a7513306da0cbf09cbda5005fc63f76d262
SHA256

e915f0f594c0cc1c43241cbe47784d5a203dc521c341eb8aa95c6e6d10ff65b3
SHA512

dfda440ab221993a379bd67eb7d636bddd11cd2d1fd4dd1e21a38f04fbdad7b150f3455bd918a9f9283152599075f6b4fbefdf7ebe0984e8a038742a30a5fc87
SSDEEP

12288:gmKuY7YDwSgBTh9I1v9r2eI8Q2Wz6iFWX4DiZC:DKFsoTKa0nWzTFBmC

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 3 IoCs

rat

resource	yara_rule
behavioral2/memory/216-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/216-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4772-21-0x0000000000740000-0x000000000076F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4808 set thread context of 216	4808	Fedex Awb Details_pdf.exe	89
PID 216 set thread context of 3412	216	Fedex Awb Details_pdf.exe	56
PID 4772 set thread context of 3412	4772	cscript.exe	56

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	Fedex Awb Details_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
4808	Fedex Awb Details_pdf.exe
4808	Fedex Awb Details_pdf.exe
216	Fedex Awb Details_pdf.exe
216	Fedex Awb Details_pdf.exe
216	Fedex Awb Details_pdf.exe
216	Fedex Awb Details_pdf.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe
4772	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
216	Fedex Awb Details_pdf.exe
216	Fedex Awb Details_pdf.exe
216	Fedex Awb Details_pdf.exe
4772	cscript.exe
4772	cscript.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4808	Fedex Awb Details_pdf.exe
Token: SeDebugPrivilege	216	Fedex Awb Details_pdf.exe
Token: SeDebugPrivilege	4772	cscript.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 216	4808	Fedex Awb Details_pdf.exe	89
PID 4808 wrote to memory of 216	4808	Fedex Awb Details_pdf.exe	89
PID 4808 wrote to memory of 216	4808	Fedex Awb Details_pdf.exe	89
PID 4808 wrote to memory of 216	4808	Fedex Awb Details_pdf.exe	89
PID 4808 wrote to memory of 216	4808	Fedex Awb Details_pdf.exe	89
PID 4808 wrote to memory of 216	4808	Fedex Awb Details_pdf.exe	89
PID 3412 wrote to memory of 4772	3412	Explorer.EXE	90
PID 3412 wrote to memory of 4772	3412	Explorer.EXE	90
PID 3412 wrote to memory of 4772	3412	Explorer.EXE	90
PID 4772 wrote to memory of 2200	4772	cscript.exe	91
PID 4772 wrote to memory of 2200	4772	cscript.exe	91
PID 4772 wrote to memory of 2200	4772	cscript.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4808
- - C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:216
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4772
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Fedex Awb Details_pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2200

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/216-14-0x0000000001730000-0x0000000001A7A000-memory.dmp

Filesize
3.3MB

Download
memory/216-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/216-17-0x00000000011A0000-0x00000000011B4000-memory.dmp

Filesize
80KB

Download
memory/216-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3412-29-0x0000000002890000-0x0000000002992000-memory.dmp

Filesize
1.0MB

Download
memory/3412-27-0x0000000002890000-0x0000000002992000-memory.dmp

Filesize
1.0MB

Download
memory/3412-26-0x0000000002890000-0x0000000002992000-memory.dmp

Filesize
1.0MB

Download
memory/3412-22-0x0000000008000000-0x000000000819C000-memory.dmp

Filesize
1.6MB

Download
memory/3412-18-0x0000000008000000-0x000000000819C000-memory.dmp

Filesize
1.6MB

Download
memory/4772-21-0x0000000000740000-0x000000000076F000-memory.dmp

Filesize
188KB

Download
memory/4772-19-0x0000000000A00000-0x0000000000A27000-memory.dmp

Filesize
156KB

Download
memory/4772-20-0x0000000000A00000-0x0000000000A27000-memory.dmp

Filesize
156KB

Download
memory/4808-6-0x0000000004E70000-0x0000000004E80000-memory.dmp

Filesize
64KB

Download
memory/4808-13-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/4808-10-0x0000000008F70000-0x000000000900C000-memory.dmp

Filesize
624KB

Download
memory/4808-9-0x00000000068B0000-0x0000000006926000-memory.dmp

Filesize
472KB

Download
memory/4808-8-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/4808-7-0x00000000750DE000-0x00000000750DF000-memory.dmp

Filesize
4KB

Download
memory/4808-0-0x00000000750DE000-0x00000000750DF000-memory.dmp

Filesize
4KB

Download
memory/4808-5-0x0000000004E50000-0x0000000004E5A000-memory.dmp

Filesize
40KB

Download
memory/4808-4-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/4808-3-0x0000000004D80000-0x0000000004E12000-memory.dmp

Filesize
584KB

Download
memory/4808-2-0x0000000005440000-0x00000000059E4000-memory.dmp

Filesize
5.6MB

Download
memory/4808-1-0x0000000000360000-0x00000000003FC000-memory.dmp

Filesize
624KB

Download