formbook | b8a517a65d37e87f93f85df0dd0cffa075c49c6d8438e8663ed50e59a4647b5b

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 07:50

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General

Target

new order.exe
Size

683KB
MD5

6d7e6654f32d5e775819b21895c968b1
SHA1

e5c4522e22314b1b34a726bec182201556d95225
SHA256

792bdecda049100bcddb388c74b9fa5aa21d30a167786f1e5a99091a6e77c430
SHA512

c4fb5b11eec0fd71ac928ddfddc199d7240e9088f84f519b8f2cda43cffdca0d05e7c29de55e1f63c1548d24797447ad92c8df334a043cb5847e661ea879d2b4
SSDEEP

12288:q0e4F55OHTDP6ko4H93fe4W5LLqIJnrC7pXvwzzcVh/x2SsbDWb:o4FXOPRve4W5L2I5ruSfMh2Wb

Score

10^/10

formbook k49s discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

k49s

Decoy

ufberyrubiest.shop

tpanekatotosite.top

esona805158762.xyz

earing-tests-15487.bond

rediksitiraitoto.xyz

tore-playstore.online

mpresarialpx38.online

ufxusa.net

reativedesigns.lat

leaning-services-47614.bond

959725nptklnq923.top

treziop.xyz

eubel-bestseller.online

uynewcars.xyz

all-panels-74750.bond

erviceninjas.vip

arectoroffice.xyz

oviesgpt.app

ractors-22059.bond

rakenfitness.info

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
behavioral2/memory/2540-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2540-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3936-70-0x0000000001260000-0x000000000128F000-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
636	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	new order.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3100 set thread context of 2540	3100	new order.exe	87
PID 2540 set thread context of 3492	2540	new order.exe	56
PID 3936 set thread context of 3492	3936	control.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 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 order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3100	new order.exe
3100	new order.exe
2540	new order.exe
2540	new order.exe
2540	new order.exe
2540	new order.exe
636	powershell.exe
636	powershell.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe
3936	control.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2540	new order.exe
2540	new order.exe
2540	new order.exe
3936	control.exe
3936	control.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3100	new order.exe
Token: SeDebugPrivilege	2540	new order.exe
Token: SeDebugPrivilege	636	powershell.exe
Token: SeDebugPrivilege	3936	control.exe
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 636	3100	new order.exe	84
PID 3100 wrote to memory of 636	3100	new order.exe	84
PID 3100 wrote to memory of 636	3100	new order.exe	84
PID 3100 wrote to memory of 3316	3100	new order.exe	86
PID 3100 wrote to memory of 3316	3100	new order.exe	86
PID 3100 wrote to memory of 3316	3100	new order.exe	86
PID 3100 wrote to memory of 2540	3100	new order.exe	87
PID 3100 wrote to memory of 2540	3100	new order.exe	87
PID 3100 wrote to memory of 2540	3100	new order.exe	87
PID 3100 wrote to memory of 2540	3100	new order.exe	87
PID 3100 wrote to memory of 2540	3100	new order.exe	87
PID 3100 wrote to memory of 2540	3100	new order.exe	87
PID 3492 wrote to memory of 3936	3492	Explorer.EXE	88
PID 3492 wrote to memory of 3936	3492	Explorer.EXE	88
PID 3492 wrote to memory of 3936	3492	Explorer.EXE	88
PID 3936 wrote to memory of 3168	3936	control.exe	91
PID 3936 wrote to memory of 3168	3936	control.exe	91
PID 3936 wrote to memory of 3168	3936	control.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Users\Admin\AppData\Local\Temp\new order.exe
  "C:\Users\Admin\AppData\Local\Temp\new order.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3100
- - 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 order.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:636
- - C:\Users\Admin\AppData\Local\Temp\new order.exe
    "C:\Users\Admin\AppData\Local\Temp\new order.exe"
    3⤵
    PID:3316
- - C:\Users\Admin\AppData\Local\Temp\new order.exe
    "C:\Users\Admin\AppData\Local\Temp\new order.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2540
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:3936
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\new order.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2xet2tlp.ggz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/636-55-0x0000000007690000-0x0000000007D0A000-memory.dmp

Filesize
6.5MB

Download
memory/636-57-0x00000000070C0000-0x00000000070CA000-memory.dmp

Filesize
40KB

Download
memory/636-68-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/636-65-0x0000000007370000-0x0000000007378000-memory.dmp

Filesize
32KB

Download
memory/636-36-0x0000000005760000-0x0000000005AB4000-memory.dmp

Filesize
3.3MB

Download
memory/636-64-0x0000000007390000-0x00000000073AA000-memory.dmp

Filesize
104KB

Download
memory/636-63-0x0000000007290000-0x00000000072A4000-memory.dmp

Filesize
80KB

Download
memory/636-62-0x0000000007280000-0x000000000728E000-memory.dmp

Filesize
56KB

Download
memory/636-59-0x0000000007250000-0x0000000007261000-memory.dmp

Filesize
68KB

Download
memory/636-58-0x00000000072D0000-0x0000000007366000-memory.dmp

Filesize
600KB

Download
memory/636-56-0x0000000007050000-0x000000000706A000-memory.dmp

Filesize
104KB

Download
memory/636-54-0x0000000006F20000-0x0000000006FC3000-memory.dmp

Filesize
652KB

Download
memory/636-18-0x0000000004E80000-0x00000000054A8000-memory.dmp

Filesize
6.2MB

Download
memory/636-17-0x000000007516E000-0x000000007516F000-memory.dmp

Filesize
4KB

Download
memory/636-53-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/636-37-0x0000000005D40000-0x0000000005D5E000-memory.dmp

Filesize
120KB

Download
memory/636-52-0x0000000004840000-0x0000000004850000-memory.dmp

Filesize
64KB

Download
memory/636-22-0x0000000004840000-0x0000000004850000-memory.dmp

Filesize
64KB

Download
memory/636-51-0x0000000004840000-0x0000000004850000-memory.dmp

Filesize
64KB

Download
memory/636-41-0x0000000070F80000-0x0000000070FCC000-memory.dmp

Filesize
304KB

Download
memory/636-19-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/636-24-0x0000000004CA0000-0x0000000004CC2000-memory.dmp

Filesize
136KB

Download
memory/636-26-0x00000000056D0000-0x0000000005736000-memory.dmp

Filesize
408KB

Download
memory/636-25-0x00000000054B0000-0x0000000005516000-memory.dmp

Filesize
408KB

Download
memory/636-40-0x0000000006EE0000-0x0000000006F12000-memory.dmp

Filesize
200KB

Download
memory/636-39-0x000000007EF70000-0x000000007EF80000-memory.dmp

Filesize
64KB

Download
memory/636-14-0x0000000002400000-0x0000000002436000-memory.dmp

Filesize
216KB

Download
memory/636-38-0x0000000005D60000-0x0000000005DAC000-memory.dmp

Filesize
304KB

Download
memory/2540-16-0x00000000019E0000-0x0000000001D2A000-memory.dmp

Filesize
3.3MB

Download
memory/2540-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2540-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2540-21-0x0000000001530000-0x0000000001544000-memory.dmp

Filesize
80KB

Download
memory/3100-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/3100-4-0x0000000004D50000-0x0000000004D5A000-memory.dmp

Filesize
40KB

Download
memory/3100-13-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3100-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/3100-9-0x0000000007680000-0x00000000076FA000-memory.dmp

Filesize
488KB

Download
memory/3100-3-0x0000000004BA0000-0x0000000004C32000-memory.dmp

Filesize
584KB

Download
memory/3100-10-0x0000000009E50000-0x0000000009EEC000-memory.dmp

Filesize
624KB

Download
memory/3100-2-0x0000000005050000-0x00000000055F4000-memory.dmp

Filesize
5.6MB

Download
memory/3100-1-0x0000000000260000-0x0000000000310000-memory.dmp

Filesize
704KB

Download
memory/3100-6-0x0000000004F80000-0x0000000004F98000-memory.dmp

Filesize
96KB

Download
memory/3100-8-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3100-5-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3492-23-0x0000000007FF0000-0x0000000008190000-memory.dmp

Filesize
1.6MB

Download
memory/3492-69-0x0000000007FF0000-0x0000000008190000-memory.dmp

Filesize
1.6MB

Download
memory/3492-74-0x0000000002870000-0x0000000002943000-memory.dmp

Filesize
844KB

Download
memory/3936-60-0x0000000000350000-0x0000000000377000-memory.dmp

Filesize
156KB

Download
memory/3936-61-0x0000000000350000-0x0000000000377000-memory.dmp

Filesize
156KB

Download
memory/3936-70-0x0000000001260000-0x000000000128F000-memory.dmp

Filesize
188KB

Download