formbook | c1858ea28a880a9d789497986b541c29f79cb2d6de8aea568f09b309a7819c73

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-12-2024 12:37

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General

Target

EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
Size

715KB
MD5

303c96d28de2023a3358f8a1c4dca692
SHA1

4fb8a0435be969803b11d4775d9026f692c64445
SHA256

c1858ea28a880a9d789497986b541c29f79cb2d6de8aea568f09b309a7819c73
SHA512

178e895c18b1afecfaa4bc10c259bd369485ed5ff03c96d0fdd36eb429e407bf57a0fb1b47268328cb9751982bdea69383b0f5be3af6a7c2738397b96d43b568
SSDEEP

12288:ZC25usx+XtRIO/3YtvYwFA8wL6Ab5buKjGhKyPV0VlzYqrh+GkVc:LxyIFvULLpNyKj6KKVqhYqla

Score

10^/10

formbook bs84 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bs84

Decoy

ehuatang.quest

mart-healthcare.solutions

arehouse-inventory-59593.bond

rumpjokes.net

oonlightshadow.store

odernoob.website

sdmedia.net

0k21l6z.xyz

kwovenart.shop

chvb.bid

06ks28.buzz

grexvc.online

unnycdn02.shop

ettingitgonejunk.net

lubmango.store

ustjump.xyz

ofiveuss.store

aahasti-inter5.rest

etclcg.business

ai365.xyz

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/3368-22-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3368-36-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3016-69-0x0000000000510000-0x000000000053F000-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
3600	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5076 set thread context of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 3368 set thread context of 3424	3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	56
PID 3016 set thread context of 3424	3016	msdt.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 5 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	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.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	msdt.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
1924	schtasks.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

pid	Process
3600	powershell.exe
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3600	powershell.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe
3016	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
3016	msdt.exe
3016	msdt.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3600	powershell.exe
Token: SeDebugPrivilege	3368	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
Token: SeDebugPrivilege	3016	msdt.exe
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 3600	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	85
PID 5076 wrote to memory of 3600	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	85
PID 5076 wrote to memory of 3600	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	85
PID 5076 wrote to memory of 1924	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	87
PID 5076 wrote to memory of 1924	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	87
PID 5076 wrote to memory of 1924	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	87
PID 5076 wrote to memory of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 5076 wrote to memory of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 5076 wrote to memory of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 5076 wrote to memory of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 5076 wrote to memory of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 5076 wrote to memory of 3368	5076	EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe	90
PID 3424 wrote to memory of 3016	3424	Explorer.EXE	91
PID 3424 wrote to memory of 3016	3424	Explorer.EXE	91
PID 3424 wrote to memory of 3016	3424	Explorer.EXE	91
PID 3016 wrote to memory of 3704	3016	msdt.exe	93
PID 3016 wrote to memory of 3704	3016	msdt.exe	93
PID 3016 wrote to memory of 3704	3016	msdt.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
  "C:\Users\Admin\AppData\Local\Temp\EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5076
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ODwExtAZdSpo.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3600
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ODwExtAZdSpo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD4C5.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1924
- - C:\Users\Admin\AppData\Local\Temp\EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe
    "C:\Users\Admin\AppData\Local\Temp\EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3368
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:3016
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\EPDA - SOA_Payment Reference SKMBT TR-3420241202_799002.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3704

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\Temp\__PSScriptPolicyTest_g0joz5hv.hne.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD4C5.tmp

Filesize
1KB

MD5
c038d735d76aa6ea374f2b3518ee4c25

SHA1
263774c62dbb0ab8dae2882240d22a0cf0ee5c74

SHA256
4cdaff6ed8a58a31712f1b9e6ca6b13c206db1c9e0fbc7fec4be4549cc3ee744

SHA512
3c0255b0b8799a1f70c20d10a0a763cec531fe16f3f7898d4cef16ed650dad21f23532c4cb231d289fada09182689f136f7b0baa4b4b86c09d676e96444c67e3

Download Submit
memory/3016-69-0x0000000000510000-0x000000000053F000-memory.dmp

Filesize
188KB

Download
memory/3016-62-0x0000000000710000-0x0000000000767000-memory.dmp

Filesize
348KB

Download
memory/3016-61-0x0000000000710000-0x0000000000767000-memory.dmp

Filesize
348KB

Download
memory/3368-36-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3368-37-0x0000000000D30000-0x0000000000D44000-memory.dmp

Filesize
80KB

Download
memory/3368-29-0x0000000001220000-0x000000000156A000-memory.dmp

Filesize
3.3MB

Download
memory/3368-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3424-82-0x00000000027D0000-0x00000000028C0000-memory.dmp

Filesize
960KB

Download
memory/3424-77-0x0000000007B20000-0x0000000007C44000-memory.dmp

Filesize
1.1MB

Download
memory/3424-42-0x0000000007B20000-0x0000000007C44000-memory.dmp

Filesize
1.1MB

Download
memory/3600-27-0x0000000005C90000-0x0000000005FE4000-memory.dmp

Filesize
3.3MB

Download
memory/3600-67-0x00000000077E0000-0x0000000007876000-memory.dmp

Filesize
600KB

Download
memory/3600-19-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-18-0x0000000005410000-0x0000000005A38000-memory.dmp

Filesize
6.2MB

Download
memory/3600-20-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-15-0x0000000004C70000-0x0000000004CA6000-memory.dmp

Filesize
216KB

Download
memory/3600-26-0x0000000005C20000-0x0000000005C86000-memory.dmp

Filesize
408KB

Download
memory/3600-25-0x0000000005BB0000-0x0000000005C16000-memory.dmp

Filesize
408KB

Download
memory/3600-24-0x0000000005380000-0x00000000053A2000-memory.dmp

Filesize
136KB

Download
memory/3600-76-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-73-0x0000000007880000-0x0000000007888000-memory.dmp

Filesize
32KB

Download
memory/3600-72-0x00000000078A0000-0x00000000078BA000-memory.dmp

Filesize
104KB

Download
memory/3600-71-0x00000000077A0000-0x00000000077B4000-memory.dmp

Filesize
80KB

Download
memory/3600-70-0x0000000007790000-0x000000000779E000-memory.dmp

Filesize
56KB

Download
memory/3600-68-0x0000000007760000-0x0000000007771000-memory.dmp

Filesize
68KB

Download
memory/3600-17-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-43-0x0000000006240000-0x000000000625E000-memory.dmp

Filesize
120KB

Download
memory/3600-44-0x0000000006300000-0x000000000634C000-memory.dmp

Filesize
304KB

Download
memory/3600-46-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-47-0x00000000736A0000-0x00000000736EC000-memory.dmp

Filesize
304KB

Download
memory/3600-50-0x000000007F370000-0x000000007F380000-memory.dmp

Filesize
64KB

Download
memory/3600-59-0x00000000067F0000-0x000000000680E000-memory.dmp

Filesize
120KB

Download
memory/3600-49-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-45-0x0000000006830000-0x0000000006862000-memory.dmp

Filesize
200KB

Download
memory/3600-60-0x0000000007420000-0x00000000074C3000-memory.dmp

Filesize
652KB

Download
memory/3600-66-0x00000000075D0000-0x00000000075DA000-memory.dmp

Filesize
40KB

Download
memory/3600-64-0x0000000007BA0000-0x000000000821A000-memory.dmp

Filesize
6.5MB

Download
memory/3600-63-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-65-0x0000000007560000-0x000000000757A000-memory.dmp

Filesize
104KB

Download
memory/5076-5-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/5076-4-0x00000000052F0000-0x00000000052FA000-memory.dmp

Filesize
40KB

Download
memory/5076-0-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/5076-28-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/5076-3-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/5076-6-0x0000000005590000-0x000000000562C000-memory.dmp

Filesize
624KB

Download
memory/5076-7-0x0000000005750000-0x0000000005768000-memory.dmp

Filesize
96KB

Download
memory/5076-8-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/5076-9-0x0000000074C00000-0x00000000753B0000-memory.dmp

Filesize
7.7MB

Download
memory/5076-10-0x0000000007E60000-0x0000000007ED8000-memory.dmp

Filesize
480KB

Download
memory/5076-2-0x00000000058C0000-0x0000000005E64000-memory.dmp

Filesize
5.6MB

Download
memory/5076-1-0x0000000000850000-0x0000000000908000-memory.dmp

Filesize
736KB

Download