formbook | 444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350

Analysis

max time kernel
149s
max time network
141s
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, 01:14

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General

Target

444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
Size

1.1MB
MD5

9f56a7dff1a27bdb646e134a2f4f4b39
SHA1

646d82f7506b588da73b3fa4aebda9455268015c
SHA256

444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350
SHA512

b2c1b97a11aef36fc7c8cbd043b4da49f7c86742343c7da21ccecef63529917daba744b1e288b434fcdd4678a2def7564ea7dabae5ce1bd9b44fd324c323451c
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaC9mjoWLkFUU74HAy61:7JZoQrbTFZY1iaCFvU04HA1

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/1516-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1516-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3520-12-0x0000000000160000-0x000000000018F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4040 set thread context of 1516	4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe	82
PID 1516 set thread context of 3464	1516	svchost.exe	56
PID 3520 set thread context of 3464	3520	raserver.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	raserver.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1516	svchost.exe
1516	svchost.exe
1516	svchost.exe
1516	svchost.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe
3520	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
1516	svchost.exe
1516	svchost.exe
1516	svchost.exe
3520	raserver.exe
3520	raserver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1516	svchost.exe
Token: SeDebugPrivilege	3520	raserver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 1516	4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe	82
PID 4040 wrote to memory of 1516	4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe	82
PID 4040 wrote to memory of 1516	4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe	82
PID 4040 wrote to memory of 1516	4040	444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe	82
PID 3464 wrote to memory of 3520	3464	Explorer.EXE	83
PID 3464 wrote to memory of 3520	3464	Explorer.EXE	83
PID 3464 wrote to memory of 3520	3464	Explorer.EXE	83
PID 3520 wrote to memory of 680	3520	raserver.exe	84
PID 3520 wrote to memory of 680	3520	raserver.exe	84
PID 3520 wrote to memory of 680	3520	raserver.exe	84

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\Temp\444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe
  "C:\Users\Admin\AppData\Local\Temp\444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:4040
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\444c7700cea589c8eadd8a51a9253cc1889900faf0eef882fb31bff858e34350.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1516
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:3520
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:680

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

Replay Monitor

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Downloads

memory/1516-7-0x0000000001860000-0x0000000001875000-memory.dmp

Filesize
84KB

Download
memory/1516-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1516-4-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/1516-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3464-13-0x0000000002570000-0x0000000002636000-memory.dmp

Filesize
792KB

Download
memory/3464-8-0x0000000002570000-0x0000000002636000-memory.dmp

Filesize
792KB

Download
memory/3464-17-0x00000000081B0000-0x000000000831F000-memory.dmp

Filesize
1.4MB

Download
memory/3464-18-0x00000000081B0000-0x000000000831F000-memory.dmp

Filesize
1.4MB

Download
memory/3464-20-0x00000000081B0000-0x000000000831F000-memory.dmp

Filesize
1.4MB

Download
memory/3520-9-0x0000000000F60000-0x0000000000F7F000-memory.dmp

Filesize
124KB

Download
memory/3520-11-0x0000000000F60000-0x0000000000F7F000-memory.dmp

Filesize
124KB

Download
memory/3520-12-0x0000000000160000-0x000000000018F000-memory.dmp

Filesize
188KB

Download
memory/4040-2-0x00000000040A0000-0x00000000042A0000-memory.dmp

Filesize
2.0MB

Download