formbook | aaca9b99719b9e0d55a48dd32f87c970fd0d079237eeb021210a275aacb95184

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 4 IoCs

rat

resource	yara_rule
behavioral1/memory/1496-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1496-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1496-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3032-26-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2520 set thread context of 1496	2520	BASF PETRONAS Chemicals - RFQ.exe	30
PID 1496 set thread context of 1196	1496	svchost.exe	21
PID 1496 set thread context of 1196	1496	svchost.exe	21
PID 3032 set thread context of 1196	3032	NETSTAT.EXE	21

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
3032	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1496	svchost.exe
1496	svchost.exe
1496	svchost.exe
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE
3032	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2520	BASF PETRONAS Chemicals - RFQ.exe
1496	svchost.exe
1496	svchost.exe
1496	svchost.exe
1496	svchost.exe
3032	NETSTAT.EXE
3032	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1496	svchost.exe
Token: SeDebugPrivilege	3032	NETSTAT.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2520	BASF PETRONAS Chemicals - RFQ.exe
2520	BASF PETRONAS Chemicals - RFQ.exe
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2520	BASF PETRONAS Chemicals - RFQ.exe
2520	BASF PETRONAS Chemicals - RFQ.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 1496	2520	BASF PETRONAS Chemicals - RFQ.exe	30
PID 2520 wrote to memory of 1496	2520	BASF PETRONAS Chemicals - RFQ.exe	30
PID 2520 wrote to memory of 1496	2520	BASF PETRONAS Chemicals - RFQ.exe	30
PID 2520 wrote to memory of 1496	2520	BASF PETRONAS Chemicals - RFQ.exe	30
PID 2520 wrote to memory of 1496	2520	BASF PETRONAS Chemicals - RFQ.exe	30
PID 1196 wrote to memory of 3032	1196	Explorer.EXE	31
PID 1196 wrote to memory of 3032	1196	Explorer.EXE	31
PID 1196 wrote to memory of 3032	1196	Explorer.EXE	31
PID 1196 wrote to memory of 3032	1196	Explorer.EXE	31
PID 3032 wrote to memory of 2716	3032	NETSTAT.EXE	32
PID 3032 wrote to memory of 2716	3032	NETSTAT.EXE	32
PID 3032 wrote to memory of 2716	3032	NETSTAT.EXE	32
PID 3032 wrote to memory of 2716	3032	NETSTAT.EXE	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1196
- 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:2520
- - 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:1496
- 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:3032
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1196-22-0x0000000006210000-0x00000000062DE000-memory.dmp

Filesize
824KB

Download
memory/1196-35-0x0000000006BB0000-0x0000000006D10000-memory.dmp

Filesize
1.4MB

Download
memory/1196-34-0x0000000006BB0000-0x0000000006D10000-memory.dmp

Filesize
1.4MB

Download
memory/1196-32-0x0000000006BB0000-0x0000000006D10000-memory.dmp

Filesize
1.4MB

Download
memory/1196-27-0x00000000062E0000-0x0000000006412000-memory.dmp

Filesize
1.2MB

Download
memory/1196-17-0x0000000000110000-0x0000000000210000-memory.dmp

Filesize
1024KB

Download
memory/1196-18-0x0000000006210000-0x00000000062DE000-memory.dmp

Filesize
824KB

Download
memory/1196-23-0x00000000062E0000-0x0000000006412000-memory.dmp

Filesize
1.2MB

Download
memory/1496-16-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/1496-21-0x00000000003A0000-0x00000000003B4000-memory.dmp

Filesize
80KB

Download
memory/1496-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1496-13-0x0000000000970000-0x0000000000C73000-memory.dmp

Filesize
3.0MB

Download
memory/1496-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2520-11-0x00000000001F0000-0x00000000001F4000-memory.dmp

Filesize
16KB

Download
memory/3032-24-0x00000000002C0000-0x00000000002C9000-memory.dmp

Filesize
36KB

Download
memory/3032-25-0x00000000002C0000-0x00000000002C9000-memory.dmp

Filesize
36KB

Download
memory/3032-26-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download

Analysis

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