formbook | d487836aa74aec2196cc5bc5c74c312cc4e22db37cbc6f9f90fe01db540a4e38

General

Target

Zbe-234110098.exe
Size

922KB
MD5

40c37a1b79cfcf7f26d43c7f5209cf55
SHA1

d1bb90106ef39250b294e797a1e23115792d409b
SHA256

dd9e683eba0236ad1ab942e817163a69ed449c17086613b69f5baad174d2c0c5
SHA512

43fd56a4c1692997e491dcc1ad50181a7f38d9a451446721596008b413c6a822da36f8bc7c1336817fb593c93c1d1a2aa5969936606c158e4743a4a03b4cce68
SSDEEP

24576:IKfV7ijKZyXX3Y6jWaowoc2aXsr2gahYG4SeO5:IKfVmjKA3fNrTbuGDeK

Score

10^/10

formbook m17o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m17o

Decoy

kzqh72.top

arket-obybqq.xyz

afechoice.click

ote-knplpa.xyz

aqgpie.xyz

orker-ornp.xyz

he-beds321.today

ut-nlvv.xyz

31231827.xyz

milymariephotography.net

wquqo.click

veu-where.xyz

mjcpo-pick.xyz

yself-lpnbdl.xyz

austoowagosha.net

ive-wgag.xyz

lay-drift-palace.xyz

old-vubgv.xyz

ideo-shooting-courses.today

ntendsisaiasjazmin.shop

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/2764-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2764-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2672-21-0x0000000000080000-0x00000000000AF000-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

Processes:

powershell.exe

pid	Process
2668	powershell.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
1488	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Zbe-234110098.exeZbe-234110098.exeipconfig.exe

description	pid	Process	procid_target
PID 2836 set thread context of 2764	2836	Zbe-234110098.exe	31
PID 2764 set thread context of 1248	2764	Zbe-234110098.exe	21
PID 2672 set thread context of 1248	2672	ipconfig.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

Processes:

Zbe-234110098.exepowershell.exeipconfig.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Zbe-234110098.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

Processes:

ipconfig.exe

pid	Process
2672	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

Zbe-234110098.exepowershell.exeipconfig.exe

pid	Process
2764	Zbe-234110098.exe
2764	Zbe-234110098.exe
2668	powershell.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe
2672	ipconfig.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Zbe-234110098.exeipconfig.exe

pid	Process
2764	Zbe-234110098.exe
2764	Zbe-234110098.exe
2764	Zbe-234110098.exe
2672	ipconfig.exe
2672	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Zbe-234110098.exepowershell.exeipconfig.exe

description	pid	Process
Token: SeDebugPrivilege	2764	Zbe-234110098.exe
Token: SeDebugPrivilege	2668	powershell.exe
Token: SeDebugPrivilege	2672	ipconfig.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

Zbe-234110098.exeExplorer.EXEipconfig.exe

description	pid	Process	procid_target
PID 2836 wrote to memory of 2668	2836	Zbe-234110098.exe	30
PID 2836 wrote to memory of 2668	2836	Zbe-234110098.exe	30
PID 2836 wrote to memory of 2668	2836	Zbe-234110098.exe	30
PID 2836 wrote to memory of 2668	2836	Zbe-234110098.exe	30
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 2836 wrote to memory of 2764	2836	Zbe-234110098.exe	31
PID 1248 wrote to memory of 2672	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2672	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2672	1248	Explorer.EXE	33
PID 1248 wrote to memory of 2672	1248	Explorer.EXE	33
PID 2672 wrote to memory of 1488	2672	ipconfig.exe	34
PID 2672 wrote to memory of 1488	2672	ipconfig.exe	34
PID 2672 wrote to memory of 1488	2672	ipconfig.exe	34
PID 2672 wrote to memory of 1488	2672	ipconfig.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe
  "C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2836
- - 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\Zbe-234110098.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2668
- - C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe
    "C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2764
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

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/1248-15-0x0000000005040000-0x000000000517C000-memory.dmp

Filesize
1.2MB

Download
memory/1248-23-0x0000000005040000-0x000000000517C000-memory.dmp

Filesize
1.2MB

Download
memory/2672-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2672-20-0x0000000000AC0000-0x0000000000ACA000-memory.dmp

Filesize
40KB

Download
memory/2764-17-0x0000000000370000-0x0000000000385000-memory.dmp

Filesize
84KB

Download
memory/2764-12-0x0000000000A20000-0x0000000000D23000-memory.dmp

Filesize
3.0MB

Download
memory/2764-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2764-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2836-5-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2836-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/2836-6-0x0000000000680000-0x00000000006F6000-memory.dmp

Filesize
472KB

Download
memory/2836-4-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/2836-14-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2836-3-0x00000000005F0000-0x000000000060C000-memory.dmp

Filesize
112KB

Download
memory/2836-2-0x00000000743F0000-0x0000000074ADE000-memory.dmp

Filesize
6.9MB

Download
memory/2836-1-0x0000000000280000-0x000000000036C000-memory.dmp

Filesize
944KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads