formbook | 7b52b64b22821e9285401c446292f41eeb7da2832570b255f6d47fa9b54b3dc2

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 13:59

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General

Target

Invoice No.24DF-55553 [EFL].exe
Size

1.1MB
MD5

8caad42143f533bde62f170aa19e30c9
SHA1

79ba95ce19503756f834c4af477a81723ccedf4a
SHA256

bafacac035e304436d77c218e213c0e6a96414e634abca26f5b2c5dd1c401da3
SHA512

fd08d305fa07ddb7f0ef051d10c4c64e6d82692e1a7a3e7239ddf604f2769991d940e7964eacbb8546ecc849a80a7c5df54ae317a6d438361e138ac7c87073db
SSDEEP

24576:NfmMv6Ckr7Mny5QNJBaeOUpnbyM41MdVzwk:N3v+7/5QNJWsGtMb

Score

10^/10

formbook e62s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e62s

Decoy

ellinksa.shop

uckyspinph.xyz

owdark.net

arriage-therapy-72241.bond

w7ijko4rv4p97b.top

heirbuzzwords.buzz

aspart.shop

ctivemail5-kagoya-com.info

shacertification9.shop

zitcd65k3.buzz

llkosoi.info

ru8.info

rhgtrdjdjykyetrdjftd.buzz

yschoollist.kiwi

oftfolio.online

rograma-de-almacen-2.online

oudoarms.top

mwquas.xyz

orjagaucha.website

nlinechat-mh.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/2912-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2912-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1328-11-0x0000000000B80000-0x0000000000BAF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4728 set thread context of 2912	4728	Invoice No.24DF-55553 [EFL].exe	82
PID 2912 set thread context of 3468	2912	svchost.exe	56
PID 1328 set thread context of 3468	1328	msdt.exe	56

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	Invoice No.24DF-55553 [EFL].exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe
1328	msdt.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4728	Invoice No.24DF-55553 [EFL].exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
1328	msdt.exe
1328	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2912	svchost.exe
Token: SeDebugPrivilege	1328	msdt.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 2912	4728	Invoice No.24DF-55553 [EFL].exe	82
PID 4728 wrote to memory of 2912	4728	Invoice No.24DF-55553 [EFL].exe	82
PID 4728 wrote to memory of 2912	4728	Invoice No.24DF-55553 [EFL].exe	82
PID 4728 wrote to memory of 2912	4728	Invoice No.24DF-55553 [EFL].exe	82
PID 3468 wrote to memory of 1328	3468	Explorer.EXE	83
PID 3468 wrote to memory of 1328	3468	Explorer.EXE	83
PID 3468 wrote to memory of 1328	3468	Explorer.EXE	83
PID 1328 wrote to memory of 1624	1328	msdt.exe	84
PID 1328 wrote to memory of 1624	1328	msdt.exe	84
PID 1328 wrote to memory of 1624	1328	msdt.exe	84

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3468
- C:\Users\Admin\AppData\Local\Temp\Invoice No.24DF-55553 [EFL].exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice No.24DF-55553 [EFL].exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4728
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice No.24DF-55553 [EFL].exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2912
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:1328
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

memory/1328-9-0x0000000000F80000-0x0000000000FD7000-memory.dmp

Filesize
348KB

Download
memory/1328-11-0x0000000000B80000-0x0000000000BAF000-memory.dmp

Filesize
188KB

Download
memory/1328-10-0x0000000000F80000-0x0000000000FD7000-memory.dmp

Filesize
348KB

Download
memory/2912-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2912-7-0x00000000017E0000-0x00000000017F5000-memory.dmp

Filesize
84KB

Download
memory/2912-4-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/2912-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3468-8-0x0000000008DF0000-0x0000000008F5A000-memory.dmp

Filesize
1.4MB

Download
memory/3468-12-0x0000000008DF0000-0x0000000008F5A000-memory.dmp

Filesize
1.4MB

Download
memory/3468-16-0x0000000008810000-0x0000000008955000-memory.dmp

Filesize
1.3MB

Download
memory/3468-17-0x0000000008810000-0x0000000008955000-memory.dmp

Filesize
1.3MB

Download
memory/3468-19-0x0000000008810000-0x0000000008955000-memory.dmp

Filesize
1.3MB

Download
memory/4728-2-0x00000000040F0000-0x00000000042F0000-memory.dmp

Filesize
2.0MB

Download