formbook | 1e8b6e81e55f9ba76b855e32bf3428329c3dc2e0ec48bf2a85e523bf07a7f284

Analysis

max time kernel
297s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 00:50

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General

Target

ORDER_1105-19-243537.pdf.exe
Size

572KB
MD5

bcd813a5df020375578f7c243dfc0a3e
SHA1

18235f9e38482e7e55714d444e474a981bd038b2
SHA256

654807fa7512e651b73910dab8cc520f40a5ebd3eedad72c7882b1a608fd0f8e
SHA512

b522deeb7e009952df95558d8bfa013ff723975d15fa52cdd95e6b6de0a192c407cf2a245a809cf5680df0bd915786364cdc3f4fb7fcd569a47a91c14dc93ad9
SSDEEP

12288:3HOD40mNJF7R9wPYTOdoPS6Y3kzl610xUob4chTgbqB5QBlLkoQsIjC/Rair:3uDoXR9wPSFPDlt/mqsBlZJIjEv

Score

10^/10

formbook rn94 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1972-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1972-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2980-69-0x0000000000F50000-0x0000000000F7F000-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
3416	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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	ORDER_1105-19-243537.pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4888 set thread context of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 1972 set thread context of 3500	1972	ORDER_1105-19-243537.pdf.exe	56
PID 2980 set thread context of 3500	2980	chkdsk.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	ORDER_1105-19-243537.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4888	ORDER_1105-19-243537.pdf.exe
4888	ORDER_1105-19-243537.pdf.exe
1972	ORDER_1105-19-243537.pdf.exe
1972	ORDER_1105-19-243537.pdf.exe
1972	ORDER_1105-19-243537.pdf.exe
1972	ORDER_1105-19-243537.pdf.exe
3416	powershell.exe
3416	powershell.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe
2980	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1972	ORDER_1105-19-243537.pdf.exe
1972	ORDER_1105-19-243537.pdf.exe
1972	ORDER_1105-19-243537.pdf.exe
2980	chkdsk.exe
2980	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	4888	ORDER_1105-19-243537.pdf.exe
Token: SeDebugPrivilege	1972	ORDER_1105-19-243537.pdf.exe
Token: SeDebugPrivilege	3416	powershell.exe
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeDebugPrivilege	2980	chkdsk.exe
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 3416	4888	ORDER_1105-19-243537.pdf.exe	89
PID 4888 wrote to memory of 3416	4888	ORDER_1105-19-243537.pdf.exe	89
PID 4888 wrote to memory of 3416	4888	ORDER_1105-19-243537.pdf.exe	89
PID 4888 wrote to memory of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 4888 wrote to memory of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 4888 wrote to memory of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 4888 wrote to memory of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 4888 wrote to memory of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 4888 wrote to memory of 1972	4888	ORDER_1105-19-243537.pdf.exe	91
PID 3500 wrote to memory of 2980	3500	Explorer.EXE	92
PID 3500 wrote to memory of 2980	3500	Explorer.EXE	92
PID 3500 wrote to memory of 2980	3500	Explorer.EXE	92
PID 2980 wrote to memory of 2132	2980	chkdsk.exe	93
PID 2980 wrote to memory of 2132	2980	chkdsk.exe	93
PID 2980 wrote to memory of 2132	2980	chkdsk.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-243537.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-243537.pdf.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:4888
- - 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\ORDER_1105-19-243537.pdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3416
- - C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-243537.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-243537.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1972
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-243537.pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2132

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_jsizmgeh.3ed.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1972-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1972-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1972-18-0x0000000001E30000-0x0000000001E45000-memory.dmp

Filesize
84KB

Download
memory/1972-14-0x0000000001930000-0x0000000001C7A000-memory.dmp

Filesize
3.3MB

Download
memory/2980-69-0x0000000000F50000-0x0000000000F7F000-memory.dmp

Filesize
188KB

Download
memory/2980-67-0x0000000000800000-0x000000000080A000-memory.dmp

Filesize
40KB

Download
memory/2980-66-0x0000000000800000-0x000000000080A000-memory.dmp

Filesize
40KB

Download
memory/3416-26-0x0000000006110000-0x0000000006176000-memory.dmp

Filesize
408KB

Download
memory/3416-58-0x0000000007D20000-0x0000000007DB6000-memory.dmp

Filesize
600KB

Download
memory/3416-63-0x0000000007DC0000-0x0000000007DC8000-memory.dmp

Filesize
32KB

Download
memory/3416-62-0x0000000007DE0000-0x0000000007DFA000-memory.dmp

Filesize
104KB

Download
memory/3416-61-0x0000000007CE0000-0x0000000007CF4000-memory.dmp

Filesize
80KB

Download
memory/3416-60-0x0000000007CD0000-0x0000000007CDE000-memory.dmp

Filesize
56KB

Download
memory/3416-23-0x00000000053C0000-0x00000000053D0000-memory.dmp

Filesize
64KB

Download
memory/3416-22-0x00000000053C0000-0x00000000053D0000-memory.dmp

Filesize
64KB

Download
memory/3416-59-0x0000000007CA0000-0x0000000007CB1000-memory.dmp

Filesize
68KB

Download
memory/3416-20-0x0000000005A00000-0x0000000006028000-memory.dmp

Filesize
6.2MB

Download
memory/3416-19-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

Filesize
4KB

Download
memory/3416-57-0x0000000007B10000-0x0000000007B1A000-memory.dmp

Filesize
40KB

Download
memory/3416-55-0x00000000080E0000-0x000000000875A000-memory.dmp

Filesize
6.5MB

Download
memory/3416-16-0x0000000002E50000-0x0000000002E86000-memory.dmp

Filesize
216KB

Download
memory/3416-24-0x00000000059C0000-0x00000000059E2000-memory.dmp

Filesize
136KB

Download
memory/3416-56-0x0000000007AA0000-0x0000000007ABA000-memory.dmp

Filesize
104KB

Download
memory/3416-25-0x00000000060A0000-0x0000000006106000-memory.dmp

Filesize
408KB

Download
memory/3416-41-0x0000000070920000-0x000000007096C000-memory.dmp

Filesize
304KB

Download
memory/3416-36-0x0000000006180000-0x00000000064D4000-memory.dmp

Filesize
3.3MB

Download
memory/3416-37-0x0000000006770000-0x000000000678E000-memory.dmp

Filesize
120KB

Download
memory/3416-38-0x0000000006820000-0x000000000686C000-memory.dmp

Filesize
304KB

Download
memory/3416-39-0x000000007F170000-0x000000007F180000-memory.dmp

Filesize
64KB

Download
memory/3416-40-0x0000000007950000-0x0000000007982000-memory.dmp

Filesize
200KB

Download
memory/3416-53-0x0000000006D50000-0x0000000006D6E000-memory.dmp

Filesize
120KB

Download
memory/3416-54-0x0000000007990000-0x0000000007A33000-memory.dmp

Filesize
652KB

Download
memory/3416-45-0x00000000053C0000-0x00000000053D0000-memory.dmp

Filesize
64KB

Download
memory/3416-43-0x00000000053C0000-0x00000000053D0000-memory.dmp

Filesize
64KB

Download
memory/3500-21-0x0000000008C70000-0x0000000008E03000-memory.dmp

Filesize
1.6MB

Download
memory/3500-73-0x0000000009430000-0x00000000095B9000-memory.dmp

Filesize
1.5MB

Download
memory/3500-68-0x0000000008C70000-0x0000000008E03000-memory.dmp

Filesize
1.6MB

Download
memory/4888-7-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/4888-9-0x0000000006BC0000-0x0000000006C36000-memory.dmp

Filesize
472KB

Download
memory/4888-6-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/4888-4-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/4888-13-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/4888-8-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/4888-10-0x0000000009280000-0x000000000931C000-memory.dmp

Filesize
624KB

Download
memory/4888-3-0x0000000005150000-0x00000000051E2000-memory.dmp

Filesize
584KB

Download
memory/4888-2-0x0000000005600000-0x0000000005BA4000-memory.dmp

Filesize
5.6MB

Download
memory/4888-5-0x0000000005300000-0x000000000530A000-memory.dmp

Filesize
40KB

Download
memory/4888-1-0x00000000006E0000-0x0000000000776000-memory.dmp

Filesize
600KB

Download
memory/4888-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download