formbook | 86579758583cd17bc1bb28d3b4b0cfa6a6996a54595db68bd84f3e1c69fe6d30

General

Target

potvrdaPlacanja_229523624_NetBanking.PDF.exe
Size

650KB
MD5

c2cfb3eba8906a6709e2f4da166494a9
SHA1

3fe5fa561c199d0cc4e361714fa503c0062b8b94
SHA256

86579758583cd17bc1bb28d3b4b0cfa6a6996a54595db68bd84f3e1c69fe6d30
SHA512

defa95ecfa347c5b0e258085bd01a3c2d6fd5a0bd6a4e6ba287c51cd522017da692136d5cc43fd42762165fbf7fd300d2c6b3d590ef34e7dba9e2f3bd68c18c2
SSDEEP

12288:UQDWJkhvg8m3T0o1uMehVz1mOW0KWer+Y2C6ek8AsU01/9Qx2uyjy5tRUe92OckR:eGyD0WNW1t4Wer+Y2C6QAsn1Qx27Q

Score

10^/10

formbook dn03 execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn03

Decoy

almouranipainting.com

cataloguia.shop

zaparielectric.com

whcqsc.com

ioco.in

aduredmond.com

vavada611a.fun

humtivers.com

jewellerytml.com

mcapitalparticipacoes.com

inhlcq.shop

solanamall.xyz

moviepropgroup.com

thegenesis.ltd

cyberxdefend.com

skinbykoco.com

entermintlead.com

honestaireviews.com

wyclhj7gqfustzp.buzz

w937xb.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2552-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2532 powershell.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

potvrdaPlacanja_229523624_NetBanking.PDF.exe

description pid process target process

PID 856 set thread context of 2552 856 potvrdaPlacanja_229523624_NetBanking.PDF.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2688 2552 WerFault.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2532 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2532 powershell.exe

pid	process
2532	powershell.exe

description	pid	process	target process
PID 856 set thread context of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe

pid	pid_target	process	target process
2688	2552	WerFault.exe	RegSvcs.exe

pid	process
2532	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2532	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

potvrdaPlacanja_229523624_NetBanking.PDF.exeRegSvcs.exe

description	pid	process	target process
PID 856 wrote to memory of 2532	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	powershell.exe
PID 856 wrote to memory of 2532	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	powershell.exe
PID 856 wrote to memory of 2532	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	powershell.exe
PID 856 wrote to memory of 2532	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	powershell.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 856 wrote to memory of 2552	856	potvrdaPlacanja_229523624_NetBanking.PDF.exe	RegSvcs.exe
PID 2552 wrote to memory of 2688	2552	RegSvcs.exe	WerFault.exe
PID 2552 wrote to memory of 2688	2552	RegSvcs.exe	WerFault.exe
PID 2552 wrote to memory of 2688	2552	RegSvcs.exe	WerFault.exe
PID 2552 wrote to memory of 2688	2552	RegSvcs.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\potvrdaPlacanja_229523624_NetBanking.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\potvrdaPlacanja_229523624_NetBanking.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\potvrdaPlacanja_229523624_NetBanking.PDF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2532
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 36
    3⤵
    - Program crash
    PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/856-0-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/856-1-0x0000000000D90000-0x0000000000E34000-memory.dmp

Filesize
656KB

Download
memory/856-2-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/856-3-0x0000000000230000-0x0000000000246000-memory.dmp

Filesize
88KB

Download
memory/856-4-0x0000000000410000-0x000000000041C000-memory.dmp

Filesize
48KB

Download
memory/856-5-0x0000000000420000-0x0000000000430000-memory.dmp

Filesize
64KB

Download
memory/856-6-0x0000000007340000-0x00000000073B6000-memory.dmp

Filesize
472KB

Download
memory/856-13-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2552-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2552-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2552-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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