formbook | 5a5ecb542145e7b9cc78d7f3d55a3b5d5183b8c5e7fb604c35085485127de7f4

Analysis

max time kernel
148s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2025 17:57

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General

Target

Invocepackinglistpdf.exe
Size

925KB
MD5

6e9319dca3bfbcefce52d8c1ee590b7b
SHA1

80c7c30f95a7821186e8f566c02aea4898e3d190
SHA256

5a5ecb542145e7b9cc78d7f3d55a3b5d5183b8c5e7fb604c35085485127de7f4
SHA512

f4ae7600b94b866bea1935c0d30ee4a7338d1ba1b9b3bec68d2e9bf4afbec57534d882c8d9db03ca5362be48aab6de7009cb832e54306d669ec55884ada50991
SSDEEP

12288:Cd0NmhWSft/ywIYHeRP+cuYWqV/WNyHZGijPSJAjHFHSUw0fedLGL31d8B8dkc9V:w0YhWIBywpUH5bgijq2dPw

Score

10^/10

formbook b02a discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b02a

Decoy

nnovate.host

yrvo.shop

obify.party

55665.one

vlisazouasiul.store

arjohbs.shop

mjsccc5716.shop

nfluencer-marketing-86606.bond

atellite-internet-74549.bond

arehouse-inventory-82506.bond

kanzaturf.net

airbypatrickmcguire.net

90880a15.buzz

ancake888.info

hopcroma.store

usinessloanscanada524285.icu

mdjr.world

9kct.xyz

ombrd.finance

luratu.xyz

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/624-41-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2776-92-0x0000000000970000-0x000000000099F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2696	powershell.exe
4244	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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	Invocepackinglistpdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4300 set thread context of 624	4300	Invocepackinglistpdf.exe	98
PID 624 set thread context of 3460	624	RegSvcs.exe	56
PID 2776 set thread context of 3460	2776	cmmon32.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 6 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	Invocepackinglistpdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmmon32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2756	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
4300	Invocepackinglistpdf.exe
2696	powershell.exe
4244	powershell.exe
4300	Invocepackinglistpdf.exe
624	RegSvcs.exe
624	RegSvcs.exe
2696	powershell.exe
4244	powershell.exe
624	RegSvcs.exe
624	RegSvcs.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe
2776	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
624	RegSvcs.exe
624	RegSvcs.exe
624	RegSvcs.exe
2776	cmmon32.exe
2776	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	4300	Invocepackinglistpdf.exe
Token: SeDebugPrivilege	2696	powershell.exe
Token: SeDebugPrivilege	4244	powershell.exe
Token: SeDebugPrivilege	624	RegSvcs.exe
Token: SeDebugPrivilege	2776	cmmon32.exe
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 2696	4300	Invocepackinglistpdf.exe	92
PID 4300 wrote to memory of 2696	4300	Invocepackinglistpdf.exe	92
PID 4300 wrote to memory of 2696	4300	Invocepackinglistpdf.exe	92
PID 4300 wrote to memory of 4244	4300	Invocepackinglistpdf.exe	94
PID 4300 wrote to memory of 4244	4300	Invocepackinglistpdf.exe	94
PID 4300 wrote to memory of 4244	4300	Invocepackinglistpdf.exe	94
PID 4300 wrote to memory of 2756	4300	Invocepackinglistpdf.exe	96
PID 4300 wrote to memory of 2756	4300	Invocepackinglistpdf.exe	96
PID 4300 wrote to memory of 2756	4300	Invocepackinglistpdf.exe	96
PID 4300 wrote to memory of 624	4300	Invocepackinglistpdf.exe	98
PID 4300 wrote to memory of 624	4300	Invocepackinglistpdf.exe	98
PID 4300 wrote to memory of 624	4300	Invocepackinglistpdf.exe	98
PID 4300 wrote to memory of 624	4300	Invocepackinglistpdf.exe	98
PID 4300 wrote to memory of 624	4300	Invocepackinglistpdf.exe	98
PID 4300 wrote to memory of 624	4300	Invocepackinglistpdf.exe	98
PID 3460 wrote to memory of 2776	3460	Explorer.EXE	100
PID 3460 wrote to memory of 2776	3460	Explorer.EXE	100
PID 3460 wrote to memory of 2776	3460	Explorer.EXE	100
PID 2776 wrote to memory of 4980	2776	cmmon32.exe	103
PID 2776 wrote to memory of 4980	2776	cmmon32.exe	103
PID 2776 wrote to memory of 4980	2776	cmmon32.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3460
- C:\Users\Admin\AppData\Local\Temp\Invocepackinglistpdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Invocepackinglistpdf.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:4300
- - 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\Invocepackinglistpdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2696
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nXFySbbIRNPzW.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4244
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nXFySbbIRNPzW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA9DC.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2756
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:624
- 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:2776
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
415dd4703153ff2e00e0146b566abce1

SHA1
f9f5024e4aa6b9eb047d09611af7b3fc18459044

SHA256
67a6b43921f7253a37b7f3c89cb745017990be2fc6dfaf5756c47a906cbad7bf

SHA512
cad5f91d0183ec597966bfadbf81ce9ac1b117f9c2a46a6f06a7ee500e8ac12d236853113c32e1d071aff215a2219a62bff533b81ad58b2efd2bd405f408aba7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_112ercec.3qu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA9DC.tmp

Filesize
1KB

MD5
f688788b9b581d082616632f8cb6a9f1

SHA1
70c13f55ec1b48986c18f73e4b1bc266d35a549a

SHA256
d42999f66eae6c057130cd0e143307cfb5b89f6fa305cc9570103dd65c1b8cee

SHA512
49f06629fb8b4eefefa7b1741a921a42f9df6ef35658b81c15d09ac378d3bbc8e918124aeaae56d239adbf518237746e59f7996224ad9ceaa90545429c71da47

Download Submit
memory/624-41-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2696-16-0x0000000002A00000-0x0000000002A36000-memory.dmp

Filesize
216KB

Download
memory/2696-81-0x0000000007860000-0x000000000786E000-memory.dmp

Filesize
56KB

Download
memory/2696-63-0x00000000072C0000-0x00000000072DE000-memory.dmp

Filesize
120KB

Download
memory/2696-49-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/2696-50-0x0000000006350000-0x000000000639C000-memory.dmp

Filesize
304KB

Download
memory/2696-87-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-15-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-84-0x0000000007950000-0x0000000007958000-memory.dmp

Filesize
32KB

Download
memory/2696-18-0x0000000005600000-0x0000000005C28000-memory.dmp

Filesize
6.2MB

Download
memory/2696-17-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-19-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-83-0x0000000007970000-0x000000000798A000-memory.dmp

Filesize
104KB

Download
memory/2696-82-0x0000000007870000-0x0000000007884000-memory.dmp

Filesize
80KB

Download
memory/2696-52-0x0000000007280000-0x00000000072B2000-memory.dmp

Filesize
200KB

Download
memory/2696-64-0x00000000072F0000-0x0000000007393000-memory.dmp

Filesize
652KB

Download
memory/2696-34-0x0000000005C30000-0x0000000005C96000-memory.dmp

Filesize
408KB

Download
memory/2696-40-0x0000000005E10000-0x0000000006164000-memory.dmp

Filesize
3.3MB

Download
memory/2696-53-0x0000000074EA0000-0x0000000074EEC000-memory.dmp

Filesize
304KB

Download
memory/2696-69-0x0000000007830000-0x0000000007841000-memory.dmp

Filesize
68KB

Download
memory/2696-68-0x00000000078B0000-0x0000000007946000-memory.dmp

Filesize
600KB

Download
memory/2696-67-0x00000000076A0000-0x00000000076AA000-memory.dmp

Filesize
40KB

Download
memory/2696-22-0x0000000005550000-0x0000000005572000-memory.dmp

Filesize
136KB

Download
memory/2696-65-0x0000000007C70000-0x00000000082EA000-memory.dmp

Filesize
6.5MB

Download
memory/2696-66-0x0000000007630000-0x000000000764A000-memory.dmp

Filesize
104KB

Download
memory/2776-92-0x0000000000970000-0x000000000099F000-memory.dmp

Filesize
188KB

Download
memory/2776-70-0x0000000000240000-0x000000000024C000-memory.dmp

Filesize
48KB

Download
memory/3460-97-0x0000000007BF0000-0x0000000007D3C000-memory.dmp

Filesize
1.3MB

Download
memory/4244-71-0x0000000074EA0000-0x0000000074EEC000-memory.dmp

Filesize
304KB

Download
memory/4244-35-0x0000000005790000-0x00000000057F6000-memory.dmp

Filesize
408KB

Download
memory/4244-91-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4244-20-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4244-42-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4244-23-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4300-5-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4300-6-0x0000000005A10000-0x0000000005A2E000-memory.dmp

Filesize
120KB

Download
memory/4300-4-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/4300-48-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4300-3-0x0000000005530000-0x00000000055C2000-memory.dmp

Filesize
584KB

Download
memory/4300-0-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/4300-10-0x000000000D5A0000-0x000000000D63C000-memory.dmp

Filesize
624KB

Download
memory/4300-2-0x0000000005A30000-0x0000000005FD4000-memory.dmp

Filesize
5.6MB

Download
memory/4300-8-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4300-1-0x0000000000A90000-0x0000000000B7E000-memory.dmp

Filesize
952KB

Download
memory/4300-9-0x0000000002DB0000-0x0000000002E28000-memory.dmp

Filesize
480KB

Download
memory/4300-7-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download