formbook | aaca9b99719b9e0d55a48dd32f87c970fd0d079237eeb021210a275aacb95184

Analysis

max time kernel
148s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 01:37

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General

Target

BASF PETRONAS Chemicals - RFQ.exe
Size

1.0MB
MD5

fd400f9fdd400093e67d0692b24eca96
SHA1

ef09de86c8868d634924edd815f83211a8760964
SHA256

367c5877d8f75cdc6d3f42c0f5a43f37d5faa47f74ab9be2a5f508a678de65fd
SHA512

37f29e4c5ccc0f59d6d0a6cbdf6be50a400946b428bc4886c6eb6be041edd14b6ed9da2e8c85addc8ec93113db7929cd4855275194d84f52e513fddf6b821f18
SSDEEP

24576:gAHnh+eWsN3skA4RV1Hom2KXMmHaAQVZBUQ0Wjz5:Xh+ZkldoPK8YaAQVzUQP

Score

10^/10

formbook wh6a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

wh6a

Decoy

tair-lift-42713.bond

ventura-homes.net

anvasbackred.shop

icksandmore.net

untsvilleboatrentals.net

xyv.lat

hbvc.xyz

uang88-toko.xyz

ersonalisedwrappingpaper.online

reepoin1.buzz

hosemansisthis.xyz

64kyt6v.christmas

qgbiwbk.shop

reywolfcdn.net

rupovvz.online

ras-es-0.bond

latitudinarian.world

eamautorent.online

rioritymarketingsolutions.world

merican-viplata-peoplleua.world

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/2412-12-0x00000000006A0000-0x00000000006CF000-memory.dmp	formbook
behavioral2/memory/2412-16-0x00000000006A0000-0x00000000006CF000-memory.dmp	formbook
behavioral2/memory/2428-21-0x00000000008F0000-0x000000000091F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3552 set thread context of 2412	3552	BASF PETRONAS Chemicals - RFQ.exe	88
PID 2412 set thread context of 3464	2412	svchost.exe	56
PID 2428 set thread context of 3464	2428	NETSTAT.EXE	56

System Location Discovery: System Language Discovery 1 TTPs 3 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	BASF PETRONAS Chemicals - RFQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2428	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2412	svchost.exe
2412	svchost.exe
2412	svchost.exe
2412	svchost.exe
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE
2428	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3552	BASF PETRONAS Chemicals - RFQ.exe
3552	BASF PETRONAS Chemicals - RFQ.exe
2412	svchost.exe
2412	svchost.exe
2412	svchost.exe
2428	NETSTAT.EXE
2428	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	svchost.exe
Token: SeDebugPrivilege	2428	NETSTAT.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3552	BASF PETRONAS Chemicals - RFQ.exe
3552	BASF PETRONAS Chemicals - RFQ.exe
3464	Explorer.EXE
3464	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3552	BASF PETRONAS Chemicals - RFQ.exe
3552	BASF PETRONAS Chemicals - RFQ.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3464	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3552 wrote to memory of 2412	3552	BASF PETRONAS Chemicals - RFQ.exe	88
PID 3552 wrote to memory of 2412	3552	BASF PETRONAS Chemicals - RFQ.exe	88
PID 3552 wrote to memory of 2412	3552	BASF PETRONAS Chemicals - RFQ.exe	88
PID 3552 wrote to memory of 2412	3552	BASF PETRONAS Chemicals - RFQ.exe	88
PID 3464 wrote to memory of 2428	3464	Explorer.EXE	89
PID 3464 wrote to memory of 2428	3464	Explorer.EXE	89
PID 3464 wrote to memory of 2428	3464	Explorer.EXE	89
PID 2428 wrote to memory of 1000	2428	NETSTAT.EXE	95
PID 2428 wrote to memory of 1000	2428	NETSTAT.EXE	95
PID 2428 wrote to memory of 1000	2428	NETSTAT.EXE	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\Temp\BASF PETRONAS Chemicals - RFQ.exe
  "C:\Users\Admin\AppData\Local\Temp\BASF PETRONAS Chemicals - RFQ.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3552
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\BASF PETRONAS Chemicals - RFQ.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2412
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.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:2428
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

memory/2412-17-0x00000000015A0000-0x00000000015B4000-memory.dmp

Filesize
80KB

Download
memory/2412-12-0x00000000006A0000-0x00000000006CF000-memory.dmp

Filesize
188KB

Download
memory/2412-15-0x0000000000C00000-0x0000000000F4A000-memory.dmp

Filesize
3.3MB

Download
memory/2412-16-0x00000000006A0000-0x00000000006CF000-memory.dmp

Filesize
188KB

Download
memory/2428-20-0x0000000000860000-0x000000000086B000-memory.dmp

Filesize
44KB

Download
memory/2428-19-0x0000000000860000-0x000000000086B000-memory.dmp

Filesize
44KB

Download
memory/2428-21-0x00000000008F0000-0x000000000091F000-memory.dmp

Filesize
188KB

Download
memory/3464-18-0x0000000008770000-0x00000000088D8000-memory.dmp

Filesize
1.4MB

Download
memory/3464-22-0x0000000008770000-0x00000000088D8000-memory.dmp

Filesize
1.4MB

Download
memory/3464-26-0x0000000008DE0000-0x0000000008EF7000-memory.dmp

Filesize
1.1MB

Download
memory/3464-27-0x0000000008DE0000-0x0000000008EF7000-memory.dmp

Filesize
1.1MB

Download
memory/3464-29-0x0000000008DE0000-0x0000000008EF7000-memory.dmp

Filesize
1.1MB

Download
memory/3552-11-0x0000000001460000-0x0000000001464000-memory.dmp

Filesize
16KB

Download