formbook | 07abbe06a2d17f142846d33bda215df5b05355148c781cb9ff1c8f233f534cbc

Resubmissions

16-01-2025 05:38

250116-gb4nvawlan 10

16-01-2025 05:35

250116-f9228svjfx 10

Analysis

max time kernel
118s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2025 05:38

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General

Target

Outstanding payment.exe
Size

821KB
MD5

43dc8c62e9343eb01c3ffb53390e2a55
SHA1

af544600a7cba01add858593c892c58fe8d9b024
SHA256

07abbe06a2d17f142846d33bda215df5b05355148c781cb9ff1c8f233f534cbc
SHA512

3efe1503e46c46cb85245c9ad866a509814d5e78ac64a4c88a30513b892f6629739f9c07c551f33de4f60a7ae4fe84e05fbb67aadf0cf78c0778433c4951d2fa
SSDEEP

12288:xugQMUam4GTyWXV7O2mH8pfh388BAov2Zecy8uVdUSuOGpKmW1W63PXGT:xu35nxOH8vTBAovWy8mU5fc/O

Score

10^/10

formbook a03d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a03d

Decoy

nfluencer-marketing-13524.bond

cebepu.info

lphatechblog.xyz

haoyun.website

itiz.xyz

orld-visa-center.online

si.art

alata.xyz

mmarketing.xyz

elnqdjc.shop

ensentoto.cloud

voyagu.info

onvert.today

1fuli9902.shop

otelhafnia.info

rumpchiefofstaff.store

urvivalflashlights.shop

0090.pizza

ings-hu-13.today

oliticalpatriot.net

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/4568-36-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4568-90-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4592-92-0x0000000000660000-0x000000000068F000-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
516	powershell.exe
4396	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	Outstanding payment.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4840 set thread context of 4568	4840	Outstanding payment.exe	96
PID 4568 set thread context of 3436	4568	RegSvcs.exe	56
PID 4568 set thread context of 3436	4568	RegSvcs.exe	56
PID 4592 set thread context of 3436	4592	ipconfig.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	schtasks.exe
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	Outstanding payment.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4592	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
3464	schtasks.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
4840	Outstanding payment.exe
4396	powershell.exe
516	powershell.exe
4840	Outstanding payment.exe
4568	RegSvcs.exe
4568	RegSvcs.exe
4568	RegSvcs.exe
4568	RegSvcs.exe
4396	powershell.exe
516	powershell.exe
4568	RegSvcs.exe
4568	RegSvcs.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe
4592	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4568	RegSvcs.exe
4568	RegSvcs.exe
4568	RegSvcs.exe
4568	RegSvcs.exe
4592	ipconfig.exe
4592	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	4840	Outstanding payment.exe
Token: SeDebugPrivilege	4396	powershell.exe
Token: SeDebugPrivilege	516	powershell.exe
Token: SeDebugPrivilege	4568	RegSvcs.exe
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeDebugPrivilege	4592	ipconfig.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 4396	4840	Outstanding payment.exe	90
PID 4840 wrote to memory of 4396	4840	Outstanding payment.exe	90
PID 4840 wrote to memory of 4396	4840	Outstanding payment.exe	90
PID 4840 wrote to memory of 516	4840	Outstanding payment.exe	92
PID 4840 wrote to memory of 516	4840	Outstanding payment.exe	92
PID 4840 wrote to memory of 516	4840	Outstanding payment.exe	92
PID 4840 wrote to memory of 3464	4840	Outstanding payment.exe	94
PID 4840 wrote to memory of 3464	4840	Outstanding payment.exe	94
PID 4840 wrote to memory of 3464	4840	Outstanding payment.exe	94
PID 4840 wrote to memory of 4568	4840	Outstanding payment.exe	96
PID 4840 wrote to memory of 4568	4840	Outstanding payment.exe	96
PID 4840 wrote to memory of 4568	4840	Outstanding payment.exe	96
PID 4840 wrote to memory of 4568	4840	Outstanding payment.exe	96
PID 4840 wrote to memory of 4568	4840	Outstanding payment.exe	96
PID 4840 wrote to memory of 4568	4840	Outstanding payment.exe	96
PID 3436 wrote to memory of 4592	3436	Explorer.EXE	100
PID 3436 wrote to memory of 4592	3436	Explorer.EXE	100
PID 3436 wrote to memory of 4592	3436	Explorer.EXE	100
PID 4592 wrote to memory of 428	4592	ipconfig.exe	101
PID 4592 wrote to memory of 428	4592	ipconfig.exe	101
PID 4592 wrote to memory of 428	4592	ipconfig.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\Outstanding payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Outstanding payment.exe" sh $MOZILLA/ %SIGINT% "SIGTERM|DESTROY|SIGKILL"
  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:4840
- - 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\Outstanding payment.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4396
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iBSWjb.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:516
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iBSWjb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3464
- - 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:4568
- 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:4592
- - 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:428

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
fc493ffaafb6feffbf46b48d459eb268

SHA1
40e88707c6e0e6befbff05bc4d43fbb10df5480c

SHA256
7e5698432148e35e7009caed2637fbdec44bd4c3f93ae64544083bae47af463d

SHA512
80b1ce63caea99240d7d7f751588880cec0432a9b8a4b0cfc605e747333aadf1abb1ee750aae3235a47a31a14b4fb0cf5ebee0980b430a3d8b696b312ac9d7cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1ozpt5jm.3hd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp25C.tmp

Filesize
1KB

MD5
7335e9ca0c56dbbccbc55b495ade938b

SHA1
94555b63175b35a0b1e5f31ea8bd6e1f58a76719

SHA256
7c2f5a67e715ac4bb43a62aceb25d6247043714be58cadc8db8c444bbe659144

SHA512
bfb8aec812dab9791f8434f37a525ee70c43b6f0564998702d7860a563cab8c8963d32e0111474c665a10eaa06cb8a6d734a28213bea771596a2ee0b6bc5f16e

Download Submit
memory/516-78-0x00000000073E0000-0x00000000073F1000-memory.dmp

Filesize
68KB

Download
memory/516-75-0x00000000071E0000-0x00000000071FA000-memory.dmp

Filesize
104KB

Download
memory/516-81-0x0000000007520000-0x000000000753A000-memory.dmp

Filesize
104KB

Download
memory/516-80-0x0000000007420000-0x0000000007434000-memory.dmp

Filesize
80KB

Download
memory/516-89-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/516-76-0x0000000007250000-0x000000000725A000-memory.dmp

Filesize
40KB

Download
memory/516-74-0x0000000007820000-0x0000000007E9A000-memory.dmp

Filesize
6.5MB

Download
memory/516-82-0x0000000007500000-0x0000000007508000-memory.dmp

Filesize
32KB

Download
memory/516-63-0x0000000074D60000-0x0000000074DAC000-memory.dmp

Filesize
304KB

Download
memory/516-50-0x0000000005F50000-0x0000000005F9C000-memory.dmp

Filesize
304KB

Download
memory/516-49-0x0000000005EC0000-0x0000000005EDE000-memory.dmp

Filesize
120KB

Download
memory/516-24-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/516-35-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3436-96-0x0000000002D10000-0x0000000002DBD000-memory.dmp

Filesize
692KB

Download
memory/4396-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4396-15-0x0000000004F10000-0x0000000004F46000-memory.dmp

Filesize
216KB

Download
memory/4396-21-0x0000000005D10000-0x0000000005D76000-memory.dmp

Filesize
408KB

Download
memory/4396-34-0x0000000005EB0000-0x0000000006204000-memory.dmp

Filesize
3.3MB

Download
memory/4396-20-0x0000000005630000-0x0000000005652000-memory.dmp

Filesize
136KB

Download
memory/4396-88-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4396-19-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4396-79-0x0000000007A80000-0x0000000007A8E000-memory.dmp

Filesize
56KB

Download
memory/4396-18-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4396-17-0x00000000056E0000-0x0000000005D08000-memory.dmp

Filesize
6.2MB

Download
memory/4396-51-0x00000000074F0000-0x0000000007522000-memory.dmp

Filesize
200KB

Download
memory/4396-62-0x0000000006AB0000-0x0000000006ACE000-memory.dmp

Filesize
120KB

Download
memory/4396-52-0x0000000074D60000-0x0000000074DAC000-memory.dmp

Filesize
304KB

Download
memory/4396-73-0x0000000007530000-0x00000000075D3000-memory.dmp

Filesize
652KB

Download
memory/4396-77-0x0000000007AD0000-0x0000000007B66000-memory.dmp

Filesize
600KB

Download
memory/4396-22-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/4568-36-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4568-90-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4592-92-0x0000000000660000-0x000000000068F000-memory.dmp

Filesize
188KB

Download
memory/4592-91-0x0000000000730000-0x000000000073B000-memory.dmp

Filesize
44KB

Download
memory/4840-38-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4840-7-0x00000000077B0000-0x00000000077D6000-memory.dmp

Filesize
152KB

Download
memory/4840-6-0x00000000076B0000-0x000000000774C000-memory.dmp

Filesize
624KB

Download
memory/4840-5-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4840-4-0x0000000002960000-0x000000000296A000-memory.dmp

Filesize
40KB

Download
memory/4840-3-0x0000000007510000-0x00000000075A2000-memory.dmp

Filesize
584KB

Download
memory/4840-2-0x0000000007A20000-0x0000000007FC4000-memory.dmp

Filesize
5.6MB

Download
memory/4840-10-0x0000000005360000-0x00000000053D8000-memory.dmp

Filesize
480KB

Download
memory/4840-8-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4840-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4840-9-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4840-1-0x0000000000540000-0x0000000000612000-memory.dmp

Filesize
840KB

Download