formbook | 9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827

Analysis

max time kernel
148s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 09:39

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General

Target

BAT547477.exe
Size

739KB
MD5

6c4334d877979276b2dacdfe2430fc19
SHA1

f3e255a94157ee3c9082e224e711563d5dee7284
SHA256

9a24b197698ebde37702b2993ea2d1d4b7d2ad327605af58a4b8b266d7d9e827
SHA512

3310bb6c789073b286645943a4eed766df5dfc215fd4932666b04a901aa2e6a2ee8775ea00da38ae3c504bcd06faa717ce9eed3c6a381d786029c0df3df2815d
SSDEEP

12288:UgWV1EiuSEmbGq/ChgHp0FrKmSUHNR6/GIzhYdx6fLdOL:pWV1EdTmN/ChgHpsrKrUHN0/GIzhYaTU

Score

10^/10

formbook hy29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy29

Decoy

obswell.online

etflix.luxury

ulunguwethu.store

ulbcenter.shop

nswering-service-mi-de-tt.click

upport-marketplace84.click

wepxbd163.lat

mplants-doctors.today

aofexf90yj.top

hermodynamic.space

dfg3n489.cyou

off.gay

alkak.cam

ijanarko.net

7tl.site

yaanincma.store

ires-47022.bond

elek4dalt77.xyz

foxsakepeople.online

ndefeatedqs.shop

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

Processes:

resource	yara_rule
behavioral2/memory/2032-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2032-34-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2804-71-0x0000000001220000-0x000000000124F000-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

Processes:

powershell.exe

pid	Process
4116	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

Processes:

BAT547477.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	BAT547477.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

BAT547477.exeBAT547477.exeNETSTAT.EXE

description	pid	Process	procid_target
PID 440 set thread context of 2032	440	BAT547477.exe	106
PID 2032 set thread context of 3456	2032	BAT547477.exe	56
PID 2804 set thread context of 3456	2804	NETSTAT.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

Processes:

BAT547477.exepowershell.exeschtasks.exeNETSTAT.EXEcmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BAT547477.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	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

Processes:

NETSTAT.EXE

pid	Process
2804	NETSTAT.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

Processes:

schtasks.exe

pid	Process
4324	schtasks.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

powershell.exeBAT547477.exeBAT547477.exeNETSTAT.EXE

pid	Process
4116	powershell.exe
440	BAT547477.exe
440	BAT547477.exe
440	BAT547477.exe
440	BAT547477.exe
2032	BAT547477.exe
2032	BAT547477.exe
2032	BAT547477.exe
2032	BAT547477.exe
4116	powershell.exe
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE
2804	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

BAT547477.exeNETSTAT.EXE

pid	Process
2032	BAT547477.exe
2032	BAT547477.exe
2032	BAT547477.exe
2804	NETSTAT.EXE
2804	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

powershell.exeBAT547477.exeBAT547477.exeNETSTAT.EXEExplorer.EXE

description	pid	Process
Token: SeDebugPrivilege	4116	powershell.exe
Token: SeDebugPrivilege	440	BAT547477.exe
Token: SeDebugPrivilege	2032	BAT547477.exe
Token: SeDebugPrivilege	2804	NETSTAT.EXE
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3456	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

BAT547477.exeExplorer.EXENETSTAT.EXE

description	pid	Process	procid_target
PID 440 wrote to memory of 4116	440	BAT547477.exe	100
PID 440 wrote to memory of 4116	440	BAT547477.exe	100
PID 440 wrote to memory of 4116	440	BAT547477.exe	100
PID 440 wrote to memory of 4324	440	BAT547477.exe	102
PID 440 wrote to memory of 4324	440	BAT547477.exe	102
PID 440 wrote to memory of 4324	440	BAT547477.exe	102
PID 440 wrote to memory of 1656	440	BAT547477.exe	104
PID 440 wrote to memory of 1656	440	BAT547477.exe	104
PID 440 wrote to memory of 1656	440	BAT547477.exe	104
PID 440 wrote to memory of 1732	440	BAT547477.exe	105
PID 440 wrote to memory of 1732	440	BAT547477.exe	105
PID 440 wrote to memory of 1732	440	BAT547477.exe	105
PID 440 wrote to memory of 2032	440	BAT547477.exe	106
PID 440 wrote to memory of 2032	440	BAT547477.exe	106
PID 440 wrote to memory of 2032	440	BAT547477.exe	106
PID 440 wrote to memory of 2032	440	BAT547477.exe	106
PID 440 wrote to memory of 2032	440	BAT547477.exe	106
PID 440 wrote to memory of 2032	440	BAT547477.exe	106
PID 3456 wrote to memory of 2804	3456	Explorer.EXE	107
PID 3456 wrote to memory of 2804	3456	Explorer.EXE	107
PID 3456 wrote to memory of 2804	3456	Explorer.EXE	107
PID 2804 wrote to memory of 2688	2804	NETSTAT.EXE	109
PID 2804 wrote to memory of 2688	2804	NETSTAT.EXE	109
PID 2804 wrote to memory of 2688	2804	NETSTAT.EXE	109

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Users\Admin\AppData\Local\Temp\BAT547477.exe
  "C:\Users\Admin\AppData\Local\Temp\BAT547477.exe"
  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:440
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\reWzGfPRXRiIR.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4116
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\reWzGfPRXRiIR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4BE.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4324
- - C:\Users\Admin\AppData\Local\Temp\BAT547477.exe
    "C:\Users\Admin\AppData\Local\Temp\BAT547477.exe"
    3⤵
    PID:1656
- - C:\Users\Admin\AppData\Local\Temp\BAT547477.exe
    "C:\Users\Admin\AppData\Local\Temp\BAT547477.exe"
    3⤵
    PID:1732
- - C:\Users\Admin\AppData\Local\Temp\BAT547477.exe
    "C:\Users\Admin\AppData\Local\Temp\BAT547477.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2032
- 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:2804
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\BAT547477.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2688

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\Temp\__PSScriptPolicyTest_jixzhxta.0td.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4BE.tmp

Filesize
1KB

MD5
de099ab0358cd083734d1099df5a4ff4

SHA1
99447eaae2a73f805aade74fdf4555796c2f2440

SHA256
97c8ede87a9007f7c476c6e4017411deb3a15f641ff515a0d1365d3b4c3f2c74

SHA512
a5c31fec95cf224cf33aed7b5da2b7d050eed015c0abb2a7c846bc4c0ed364b45ff43c2480400bb3c9828d67b606940871344ab3ca4af8d56b8eb457b6d5bc7d

Download Submit
memory/440-5-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

Filesize
40KB

Download
memory/440-2-0x00000000051F0000-0x0000000005794000-memory.dmp

Filesize
5.6MB

Download
memory/440-4-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/440-1-0x0000000000180000-0x0000000000240000-memory.dmp

Filesize
768KB

Download
memory/440-6-0x000000007462E000-0x000000007462F000-memory.dmp

Filesize
4KB

Download
memory/440-7-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/440-8-0x0000000005EF0000-0x0000000005F0C000-memory.dmp

Filesize
112KB

Download
memory/440-9-0x00000000045F0000-0x0000000004666000-memory.dmp

Filesize
472KB

Download
memory/440-10-0x000000000CFE0000-0x000000000D07C000-memory.dmp

Filesize
624KB

Download
memory/440-28-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/440-0-0x000000007462E000-0x000000007462F000-memory.dmp

Filesize
4KB

Download
memory/440-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/2032-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2032-35-0x00000000011B0000-0x00000000011C5000-memory.dmp

Filesize
84KB

Download
memory/2032-26-0x00000000016A0000-0x00000000019EA000-memory.dmp

Filesize
3.3MB

Download
memory/2032-34-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-60-0x00000000000B0000-0x00000000000BB000-memory.dmp

Filesize
44KB

Download
memory/2804-71-0x0000000001220000-0x000000000124F000-memory.dmp

Filesize
188KB

Download
memory/3456-79-0x0000000008760000-0x0000000008890000-memory.dmp

Filesize
1.2MB

Download
memory/3456-40-0x000000000AB90000-0x000000000ACA7000-memory.dmp

Filesize
1.1MB

Download
memory/4116-15-0x00000000023A0000-0x00000000023D6000-memory.dmp

Filesize
216KB

Download
memory/4116-18-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/4116-25-0x0000000005690000-0x00000000059E4000-memory.dmp

Filesize
3.3MB

Download
memory/4116-23-0x0000000005410000-0x0000000005476000-memory.dmp

Filesize
408KB

Download
memory/4116-22-0x0000000004D70000-0x0000000004DD6000-memory.dmp

Filesize
408KB

Download
memory/4116-41-0x0000000005C80000-0x0000000005C9E000-memory.dmp

Filesize
120KB

Download
memory/4116-42-0x0000000005D10000-0x0000000005D5C000-memory.dmp

Filesize
304KB

Download
memory/4116-45-0x0000000074EB0000-0x0000000074EFC000-memory.dmp

Filesize
304KB

Download
memory/4116-55-0x0000000006220000-0x000000000623E000-memory.dmp

Filesize
120KB

Download
memory/4116-44-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/4116-56-0x0000000006C60000-0x0000000006D03000-memory.dmp

Filesize
652KB

Download
memory/4116-43-0x0000000006240000-0x0000000006272000-memory.dmp

Filesize
200KB

Download
memory/4116-59-0x0000000002350000-0x0000000002360000-memory.dmp

Filesize
64KB

Download
memory/4116-58-0x000000007FC20000-0x000000007FC30000-memory.dmp

Filesize
64KB

Download
memory/4116-57-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/4116-20-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

Filesize
136KB

Download
memory/4116-62-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

Filesize
104KB

Download
memory/4116-61-0x00000000075F0000-0x0000000007C6A000-memory.dmp

Filesize
6.5MB

Download
memory/4116-63-0x0000000007010000-0x000000000701A000-memory.dmp

Filesize
40KB

Download
memory/4116-64-0x0000000007220000-0x00000000072B6000-memory.dmp

Filesize
600KB

Download
memory/4116-65-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/4116-66-0x00000000071A0000-0x00000000071B1000-memory.dmp

Filesize
68KB

Download
memory/4116-67-0x00000000071D0000-0x00000000071DE000-memory.dmp

Filesize
56KB

Download
memory/4116-68-0x00000000071E0000-0x00000000071F4000-memory.dmp

Filesize
80KB

Download
memory/4116-69-0x00000000072E0000-0x00000000072FA000-memory.dmp

Filesize
104KB

Download
memory/4116-70-0x00000000072C0000-0x00000000072C8000-memory.dmp

Filesize
32KB

Download
memory/4116-17-0x0000000004DE0000-0x0000000005408000-memory.dmp

Filesize
6.2MB

Download
memory/4116-74-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/4116-16-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download