formbook | 24a124da700bbb029351d5785e5e4f403680c9490562f5e28a086fb0258a32a0

General

Target

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
Size

1.1MB
MD5

e1deb5395c9a2bd1c309920f36355ac9
SHA1

0d79a4f415adfbe585b744309f559b31c2388fc7
SHA256

28dbe468fda05030a239bd0f554cb207c31edd37b12b930a357dd43e265e67ad
SHA512

b51a9146785aa96baa4bc253aecc8e85d4f629653098816c27d08ecf558535408d361b9156a4e583fe990d1119dcebe00c0b7cf35af1e809bde896cfff8e68fb
SSDEEP

24576:Itb20pkaCqT5TBWgNQ7acbSNh/5ALevV/JiR6A:RVg5tQ7acbSDp5Jq5

Score

10^/10

formbook ud04 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ud04

Decoy

oum7.pro

ovonordisk.online

akrzus.pro

tendmtedcpsa.site

mm.foo

animevyhgsft29817.click

digdxxb.info

1130.vip

uy-now-pay-later-74776.bond

ybzert.online

edcn.link

rime-flow-bay.xyz

nd777id.beauty

otoyama.shop

lranchomx.xyz

unluoren.top

uglesang-troms.net

udulbet88.net

raquewear.shop

ijanarko.net

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2312-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2312-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2432-16-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exesvchost.exeraserver.exe

description	pid	process	target process
PID 2872 set thread context of 2312	2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe	svchost.exe
PID 2312 set thread context of 1184	2312	svchost.exe	Explorer.EXE
PID 2432 set thread context of 1184	2432	raserver.exe	Explorer.EXE

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

Processes:

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exeraserver.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	raserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exeraserver.exe

pid	process
2312	svchost.exe
2312	svchost.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe
2432	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exesvchost.exeraserver.exe

pid process

2872 Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
2312 svchost.exe
2312 svchost.exe
2312 svchost.exe
2432 raserver.exe
2432 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exeraserver.exe

description pid process

Token: SeDebugPrivilege 2312 svchost.exe
Token: SeDebugPrivilege 2432 raserver.exe

description	pid	process
Token: SeDebugPrivilege	2312	svchost.exe
Token: SeDebugPrivilege	2432	raserver.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exeExplorer.EXE

pid	process
2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
1184	Explorer.EXE
1184	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe

pid process

2872 Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
2872 Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 2872 wrote to memory of 2312	2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe	svchost.exe
PID 2872 wrote to memory of 2312	2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe	svchost.exe
PID 2872 wrote to memory of 2312	2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe	svchost.exe
PID 2872 wrote to memory of 2312	2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe	svchost.exe
PID 2872 wrote to memory of 2312	2872	Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe	svchost.exe
PID 1184 wrote to memory of 2432	1184	Explorer.EXE	raserver.exe
PID 1184 wrote to memory of 2432	1184	Explorer.EXE	raserver.exe
PID 1184 wrote to memory of 2432	1184	Explorer.EXE	raserver.exe
PID 1184 wrote to memory of 2432	1184	Explorer.EXE	raserver.exe
PID 2432 wrote to memory of 3044	2432	raserver.exe	cmd.exe
PID 2432 wrote to memory of 3044	2432	raserver.exe	cmd.exe
PID 2432 wrote to memory of 3044	2432	raserver.exe	cmd.exe
PID 2432 wrote to memory of 3044	2432	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe
  "C:\Users\Admin\AppData\Local\Temp\Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.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:2872
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Jmenovací dopis č. 001150_51_2024-11-19_134943.docx.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2312
- 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:2432
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1184-12-0x0000000005100000-0x000000000520A000-memory.dmp

Filesize
1.0MB

Download
memory/1184-25-0x0000000006D10000-0x0000000006DF6000-memory.dmp

Filesize
920KB

Download
memory/1184-23-0x0000000006D10000-0x0000000006DF6000-memory.dmp

Filesize
920KB

Download
memory/1184-22-0x0000000006D10000-0x0000000006DF6000-memory.dmp

Filesize
920KB

Download
memory/1184-17-0x0000000005100000-0x000000000520A000-memory.dmp

Filesize
1.0MB

Download
memory/2312-11-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/2312-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2312-8-0x0000000000990000-0x0000000000C93000-memory.dmp

Filesize
3.0MB

Download
memory/2312-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2432-13-0x0000000000DE0000-0x0000000000DFC000-memory.dmp

Filesize
112KB

Download
memory/2432-15-0x0000000000DE0000-0x0000000000DFC000-memory.dmp

Filesize
112KB

Download
memory/2432-16-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2872-6-0x0000000000D80000-0x0000000001180000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads