formbook | a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e

General

Target

New PO (#1437) New PO (#1437) New PO (#1437).exe
Size

586KB
MD5

dab8524799291672da26cee346c4dffc
SHA1

c6a796dd80af49571da33151594ff87268587473
SHA256

a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e
SHA512

a70eb0635b1a71baf8efa8495d073b2a37e692d3fa87ab12c977d7f45ba90b0f042927b1faa99e19ad8e15b92ce76cdcc9fbf5293db3a12fc2d55513ce06dd8c
SSDEEP

12288:To0nsDOVMMVJBTYeA8paM0C8da9lrVxSZEPnag8n8xcNWe1WbPkdG/m1sCSs2m:Pnp6JKH0F89fCcaDnPRhsCz2

Score

10^/10

formbook md49 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

md49

Decoy

enithpro.shop

utozeed.agency

ornpicsbd.xyz

82yjj301.top

kphone.online

3ccha73hdl5.shop

seinow.online

usurrofest.info

2ads2s2.top

oritskul.net

etlivecasino.bet

erts.navy

anieubezpieczenia.online

dyhph1020pm.top

paceglide.space

ibmedia.net

arwyking.icu

soriaticarthritis101.today

earopia.shop

gctg2qt4h.top

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

resource	yara_rule
behavioral1/memory/2724-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2724-18-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2792-19-0x0000000000080000-0x00000000000AF000-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

pid	Process
2936	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2552 set thread context of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2724 set thread context of 1408	2724	MSBuild.exe	21
PID 2792 set thread context of 1408	2792	cmmon32.exe	21

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 4 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	New PO (#1437) New PO (#1437) New PO (#1437).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmmon32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2552	New PO (#1437) New PO (#1437) New PO (#1437).exe
2552	New PO (#1437) New PO (#1437) New PO (#1437).exe
2724	MSBuild.exe
2724	MSBuild.exe
2936	powershell.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe
2792	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2724	MSBuild.exe
2724	MSBuild.exe
2724	MSBuild.exe
2792	cmmon32.exe
2792	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe
Token: SeDebugPrivilege	2724	MSBuild.exe
Token: SeDebugPrivilege	2936	powershell.exe
Token: SeDebugPrivilege	2792	cmmon32.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2936	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	31
PID 2552 wrote to memory of 2936	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	31
PID 2552 wrote to memory of 2936	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	31
PID 2552 wrote to memory of 2936	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	31
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 2552 wrote to memory of 2724	2552	New PO (#1437) New PO (#1437) New PO (#1437).exe	33
PID 1408 wrote to memory of 2792	1408	Explorer.EXE	35
PID 1408 wrote to memory of 2792	1408	Explorer.EXE	35
PID 1408 wrote to memory of 2792	1408	Explorer.EXE	35
PID 1408 wrote to memory of 2792	1408	Explorer.EXE	35
PID 2792 wrote to memory of 2656	2792	cmmon32.exe	36
PID 2792 wrote to memory of 2656	2792	cmmon32.exe	36
PID 2792 wrote to memory of 2656	2792	cmmon32.exe	36
PID 2792 wrote to memory of 2656	2792	cmmon32.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1408
- C:\Users\Admin\AppData\Local\Temp\New PO (#1437) New PO (#1437) New PO (#1437).exe
  "C:\Users\Admin\AppData\Local\Temp\New PO (#1437) New PO (#1437) New PO (#1437).exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2552
- - 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\New PO (#1437) New PO (#1437) New PO (#1437).exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2936
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2724
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2928
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.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:2792
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2656

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2552-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2552-1-0x0000000001220000-0x00000000012B8000-memory.dmp

Filesize
608KB

Download
memory/2552-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-3-0x00000000003C0000-0x00000000003D2000-memory.dmp

Filesize
72KB

Download
memory/2552-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2552-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-6-0x0000000000FC0000-0x0000000001038000-memory.dmp

Filesize
480KB

Download
memory/2552-14-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2724-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2724-15-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Filesize
3.0MB

Download
memory/2724-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2792-17-0x0000000000170000-0x000000000017D000-memory.dmp

Filesize
52KB

Download
memory/2792-19-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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