formbook | 48a689bb74164a63f1c988cebdc17b55e182f2c1af96bd967325094d301698a6

Analysis

max time kernel
146s
max time network
138s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-01-2025 03:05

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General

Target

invoice paymentPayNGATERRAX24176.exe
Size

801KB
MD5

dd46446038384fd77e9b50707d3ed26e
SHA1

6b888ea643545bb6cc406c4f460d0d71c0753b32
SHA256

36c3f143edb273d0d6cd6738e0357ddc19b86857de46871ba96bcb1a8256b1ac
SHA512

2651b26968f5d92d8e3bf484feefe249b3d606e4cafa1769e355305ba88587cb90b8946254c42c7299cb562011a140710d39879b88b26da7c653c17bcd813e24
SSDEEP

12288:nzSggsixmj5PLgm+++lMaVqskZO2kvvfRZzQPBXZGdygv4kOz3kfgq:nzm4kNNVqsaVkvH0PBXSygBOgg

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
behavioral1/memory/2740-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2540-31-0x0000000000090000-0x00000000000BF000-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
2184	powershell.exe
2792	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 2740 set thread context of 1184	2740	RegSvcs.exe	21
PID 2540 set thread context of 1184	2540	msiexec.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 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	invoice paymentPayNGATERRAX24176.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2732	schtasks.exe

Suspicious behavior: EnumeratesProcesses 35 IoCs

pid	Process
1624	invoice paymentPayNGATERRAX24176.exe
2184	powershell.exe
1624	invoice paymentPayNGATERRAX24176.exe
1624	invoice paymentPayNGATERRAX24176.exe
2792	powershell.exe
1624	invoice paymentPayNGATERRAX24176.exe
1624	invoice paymentPayNGATERRAX24176.exe
1624	invoice paymentPayNGATERRAX24176.exe
1624	invoice paymentPayNGATERRAX24176.exe
2740	RegSvcs.exe
2740	RegSvcs.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe
2540	msiexec.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2740	RegSvcs.exe
2740	RegSvcs.exe
2740	RegSvcs.exe
2540	msiexec.exe
2540	msiexec.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1624	invoice paymentPayNGATERRAX24176.exe
Token: SeDebugPrivilege	2184	powershell.exe
Token: SeDebugPrivilege	2792	powershell.exe
Token: SeDebugPrivilege	2740	RegSvcs.exe
Token: SeDebugPrivilege	2540	msiexec.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 2184	1624	invoice paymentPayNGATERRAX24176.exe	31
PID 1624 wrote to memory of 2184	1624	invoice paymentPayNGATERRAX24176.exe	31
PID 1624 wrote to memory of 2184	1624	invoice paymentPayNGATERRAX24176.exe	31
PID 1624 wrote to memory of 2184	1624	invoice paymentPayNGATERRAX24176.exe	31
PID 1624 wrote to memory of 2792	1624	invoice paymentPayNGATERRAX24176.exe	33
PID 1624 wrote to memory of 2792	1624	invoice paymentPayNGATERRAX24176.exe	33
PID 1624 wrote to memory of 2792	1624	invoice paymentPayNGATERRAX24176.exe	33
PID 1624 wrote to memory of 2792	1624	invoice paymentPayNGATERRAX24176.exe	33
PID 1624 wrote to memory of 2732	1624	invoice paymentPayNGATERRAX24176.exe	35
PID 1624 wrote to memory of 2732	1624	invoice paymentPayNGATERRAX24176.exe	35
PID 1624 wrote to memory of 2732	1624	invoice paymentPayNGATERRAX24176.exe	35
PID 1624 wrote to memory of 2732	1624	invoice paymentPayNGATERRAX24176.exe	35
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1624 wrote to memory of 2740	1624	invoice paymentPayNGATERRAX24176.exe	37
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 1184 wrote to memory of 2540	1184	Explorer.EXE	38
PID 2540 wrote to memory of 1972	2540	msiexec.exe	39
PID 2540 wrote to memory of 1972	2540	msiexec.exe	39
PID 2540 wrote to memory of 1972	2540	msiexec.exe	39
PID 2540 wrote to memory of 1972	2540	msiexec.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\invoice paymentPayNGATERRAX24176.exe
  "C:\Users\Admin\AppData\Local\Temp\invoice paymentPayNGATERRAX24176.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1624
- - 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\invoice paymentPayNGATERRAX24176.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2184
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WtuAQDhPxPj.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2792
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WtuAQDhPxPj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1574.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2732
- - 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:2740
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:2540
- - 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:1972

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1574.tmp

Filesize
1KB

MD5
c079399fd47a27b6dc0f00ae4589ef77

SHA1
23ae7cd87271a3273ffd3260793044e7aa24b717

SHA256
9d71e50ebd682db8d5d1f26b3363cf022f962b48b6597c4ce79e78b436e0e341

SHA512
1196ab60bcca152f03d341a19a4ad6918a95e9d4669f3ecd8ea6bb9db1e4560028cac39504804836195b3ad3b033599d8bff9134e9880617d5e91bbbf32b34fe

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
7b5ed3b0ebd355bbdf85b5087c209e81

SHA1
5fbbf7d54ea720106a0258ef96e08ab2bc15d764

SHA256
293bbd503eda052579173e0942e475ae120d404623962ad1d15ef0d6d9fd8769

SHA512
52fb9e6d700e6c69be27004ba787e1c2d0c6cdab05ed8b68a07041fb4642a9a36ea61046bbfa1501106dd6eb7d177ff4ce9f519144ac385102d4c9c57f43c333

Download Submit
memory/1184-35-0x0000000006740000-0x0000000006867000-memory.dmp

Filesize
1.2MB

Download
memory/1184-27-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1624-4-0x000000007492E000-0x000000007492F000-memory.dmp

Filesize
4KB

Download
memory/1624-2-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/1624-6-0x0000000000580000-0x00000000005F8000-memory.dmp

Filesize
480KB

Download
memory/1624-0-0x000000007492E000-0x000000007492F000-memory.dmp

Filesize
4KB

Download
memory/1624-3-0x0000000000420000-0x000000000043E000-memory.dmp

Filesize
120KB

Download
memory/1624-1-0x0000000001320000-0x00000000013EE000-memory.dmp

Filesize
824KB

Download
memory/1624-5-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/1624-25-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-28-0x0000000000FC0000-0x0000000000FD4000-memory.dmp

Filesize
80KB

Download
memory/2540-30-0x0000000000FC0000-0x0000000000FD4000-memory.dmp

Filesize
80KB

Download
memory/2540-31-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2740-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2740-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2740-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download