formbook | 58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db

Analysis

max time kernel
146s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-01-2025 02:35

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General

Target

58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe
Size

690KB
MD5

40a0efae53cd30740fd47e5f79a46eae
SHA1

2ea4625d31a8c4fa8e6c9b3bc4abecc6341fe788
SHA256

58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db
SHA512

0caabef7ce39f1d2fb4f21c7cf8f59da389babc1f590910ea85c8b5a4d28e40a572802ffdf55eef95d4c41999150a777b55825056b3b8d7bf744cb567fbee1e0
SSDEEP

12288:Qiv1uq3JfXyN9u9A0NAUFE/P37NfmAl12tZ9uLUxL7HNHJTs/m:RNuqfC/unmUQ7NpqLB

Score

10^/10

formbook a02d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a02d

Decoy

coplus.market

oofing-jobs-74429.bond

healchemists.xyz

oofcarpenternearme-jp.xyz

enewebsolutions.online

harepoint.legal

88977.club

omptables.xyz

eat-pumps-31610.bond

endown.graphics

amsexgirls.website

ovevibes.xyz

u-thiensu.online

yblinds.xyz

rumpchiefofstaff.store

erzog.fun

rrm.lat

agiclime.pro

agaviet59.shop

lbdoanhnhan.net

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/2936-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3032-29-0x0000000000100000-0x000000000012F000-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
2660	powershell.exe
2016	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2504 set thread context of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2936 set thread context of 1176	2936	RegSvcs.exe	21
PID 3032 set thread context of 1176	3032	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 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	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.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

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3032	ipconfig.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
2688	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe
2660	powershell.exe
2016	powershell.exe
2936	RegSvcs.exe
2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe
2936	RegSvcs.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe
3032	ipconfig.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2936	RegSvcs.exe
2936	RegSvcs.exe
2936	RegSvcs.exe
3032	ipconfig.exe
3032	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe
Token: SeDebugPrivilege	2660	powershell.exe
Token: SeDebugPrivilege	2016	powershell.exe
Token: SeDebugPrivilege	2936	RegSvcs.exe
Token: SeDebugPrivilege	3032	ipconfig.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2660	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	31
PID 2504 wrote to memory of 2660	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	31
PID 2504 wrote to memory of 2660	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	31
PID 2504 wrote to memory of 2660	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	31
PID 2504 wrote to memory of 2016	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	33
PID 2504 wrote to memory of 2016	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	33
PID 2504 wrote to memory of 2016	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	33
PID 2504 wrote to memory of 2016	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	33
PID 2504 wrote to memory of 2688	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	35
PID 2504 wrote to memory of 2688	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	35
PID 2504 wrote to memory of 2688	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	35
PID 2504 wrote to memory of 2688	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	35
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 2504 wrote to memory of 2936	2504	58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe	37
PID 1176 wrote to memory of 3032	1176	Explorer.EXE	38
PID 1176 wrote to memory of 3032	1176	Explorer.EXE	38
PID 1176 wrote to memory of 3032	1176	Explorer.EXE	38
PID 1176 wrote to memory of 3032	1176	Explorer.EXE	38
PID 3032 wrote to memory of 2000	3032	ipconfig.exe	39
PID 3032 wrote to memory of 2000	3032	ipconfig.exe	39
PID 3032 wrote to memory of 2000	3032	ipconfig.exe	39
PID 3032 wrote to memory of 2000	3032	ipconfig.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Users\Admin\AppData\Local\Temp\58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe
  "C:\Users\Admin\AppData\Local\Temp\58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2504
- - 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\58dfe85f084bedbc1861ed4afada8f0e284a70e10c84065cc6df13adc9fb45db.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2660
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ChQJmcO.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2016
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ChQJmcO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF0E4.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2688
- - 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:2936
- 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:3032
- - 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:2000

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\tmpF0E4.tmp

Filesize
1KB

MD5
ce94bfa871c4b5a598c2356ce0ce5aa1

SHA1
d6a4c500019e27842ff6d7b7af92eb89d368534e

SHA256
fea9c51bbcd7a9a70622b91896e291bf807394e064ed5a4af22e41c269e0e95e

SHA512
02685a0a5f0b181cbb5b2739538b3055650ecaab0775fedd65330f53676ba389d47df07db1ca5faba93cef8b4cc695b36e2b2227896fe9d9e35dc611c46d8f56

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

Filesize
7KB

MD5
b6a64bc6c3eef7d5a1057a7694073f4e

SHA1
15acdda9b0f79b00cb7bf0d61e0c490e8aee5e4e

SHA256
d1c86c8acaec0f1f2222c60540cc24c50e9dba6a6096d36eab7c4fc27e92cac9

SHA512
80c345e861082b51dfacd523a6382adba0624f440d950ce7ba240ecf4ffd38e9e9e7958d1343ad7114c18105654bcc6286052ed8695d894d329569c60c25085f

Download Submit
memory/1176-26-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2504-4-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download
memory/2504-1-0x0000000000910000-0x00000000009C4000-memory.dmp

Filesize
720KB

Download
memory/2504-5-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-6-0x0000000004D90000-0x0000000004E0A000-memory.dmp

Filesize
488KB

Download
memory/2504-3-0x0000000000480000-0x000000000049A000-memory.dmp

Filesize
104KB

Download
memory/2504-2-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-27-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-0-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download
memory/2936-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2936-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2936-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2936-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3032-28-0x0000000000FA0000-0x0000000000FAA000-memory.dmp

Filesize
40KB

Download
memory/3032-29-0x0000000000100000-0x000000000012F000-memory.dmp

Filesize
188KB

Download