Malware Analysis Report

2025-01-18 12:36

Sample ID 240830-kbabsavalc
Target Etisalat Summary Bill for the Month of August.exe
SHA256 a73dc341737a15724833932b844ce4444908158b2b6056386798e440235364db
Tags
formbook pt46 discovery rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a73dc341737a15724833932b844ce4444908158b2b6056386798e440235364db

Threat Level: Known bad

The file Etisalat Summary Bill for the Month of August.exe was found to be: Known bad.

Malicious Activity Summary

formbook pt46 discovery rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

AutoIT Executable

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of UnmapMainImage

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: MapViewOfSection

Modifies registry class

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-30 08:25

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-30 08:25

Reported

2024-08-30 08:27

Platform

win7-20240729-en

Max time kernel

147s

Max time network

16s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2308 set thread context of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 2784 set thread context of 1204 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 2784 set thread context of 1204 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\msiexec.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\msiexec.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2308 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 2308 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 2308 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 2308 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 2308 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 1204 wrote to memory of 2212 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\msiexec.exe
PID 2212 wrote to memory of 2236 N/A C:\Windows\SysWOW64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2212 wrote to memory of 2236 N/A C:\Windows\SysWOW64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2212 wrote to memory of 2236 N/A C:\Windows\SysWOW64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe
PID 2212 wrote to memory of 2236 N/A C:\Windows\SysWOW64\msiexec.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe

"C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe"

C:\Windows\SysWOW64\msiexec.exe

"C:\Windows\SysWOW64\msiexec.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 268

Network

N/A

Files

memory/2308-10-0x0000000000120000-0x0000000000124000-memory.dmp

memory/2784-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2784-12-0x00000000009F0000-0x0000000000CF3000-memory.dmp

memory/2784-15-0x0000000000270000-0x0000000000284000-memory.dmp

memory/1204-16-0x0000000004050000-0x0000000004150000-memory.dmp

memory/2784-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1204-17-0x0000000005500000-0x0000000005681000-memory.dmp

memory/1204-22-0x0000000005690000-0x00000000057F4000-memory.dmp

memory/1204-21-0x0000000005500000-0x0000000005681000-memory.dmp

memory/2784-20-0x00000000002B0000-0x00000000002C4000-memory.dmp

memory/2784-19-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2212-24-0x0000000000A70000-0x0000000000A84000-memory.dmp

memory/2212-23-0x0000000000A70000-0x0000000000A84000-memory.dmp

memory/2212-26-0x0000000000A70000-0x0000000000A84000-memory.dmp

memory/1204-27-0x0000000005690000-0x00000000057F4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-30 08:25

Reported

2024-08-30 08:27

Platform

win10v2004-20240802-en

Max time kernel

147s

Max time network

134s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3328 set thread context of 5064 N/A C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe C:\Windows\SysWOW64\svchost.exe
PID 5064 set thread context of 3404 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\Explorer.EXE
PID 2656 set thread context of 3404 N/A C:\Windows\SysWOW64\control.exe C:\Windows\Explorer.EXE

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\control.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Windows\Explorer.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ C:\Windows\Explorer.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ C:\Windows\Explorer.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A
N/A N/A C:\Windows\SysWOW64\control.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\control.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe

"C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\Etisalat Summary Bill for the Month of August.exe"

C:\Windows\SysWOW64\autofmt.exe

"C:\Windows\SysWOW64\autofmt.exe"

C:\Windows\SysWOW64\autofmt.exe

"C:\Windows\SysWOW64\autofmt.exe"

C:\Windows\SysWOW64\control.exe

"C:\Windows\SysWOW64\control.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\SysWOW64\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 150.171.28.10:443 g.bing.com tcp
US 150.171.28.10:443 g.bing.com tcp
US 150.171.28.10:443 g.bing.com tcp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 www.c21candacedevillier.com udp
US 198.49.23.144:80 www.c21candacedevillier.com tcp
US 8.8.8.8:53 144.23.49.198.in-addr.arpa udp
US 8.8.8.8:53 www.cb214.pro udp
US 3.33.130.190:80 www.cb214.pro tcp
US 8.8.8.8:53 190.130.33.3.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 www.jrd3s.rest udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.wheresthechocolateat.com udp
US 13.248.243.5:80 www.wheresthechocolateat.com tcp
US 8.8.8.8:53 5.243.248.13.in-addr.arpa udp
US 8.8.8.8:53 www.per-watch.com udp

Files

memory/3328-10-0x0000000000C60000-0x0000000000C64000-memory.dmp

memory/5064-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/5064-12-0x0000000001B00000-0x0000000001E4A000-memory.dmp

memory/5064-15-0x0000000002020000-0x0000000002034000-memory.dmp

memory/3404-16-0x00000000085D0000-0x000000000877F000-memory.dmp

memory/5064-14-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2656-18-0x00000000006A0000-0x00000000006C7000-memory.dmp

memory/2656-17-0x00000000006A0000-0x00000000006C7000-memory.dmp

memory/2656-19-0x0000000001250000-0x000000000127F000-memory.dmp

memory/3404-20-0x00000000085D0000-0x000000000877F000-memory.dmp

memory/3404-23-0x0000000008F20000-0x000000000900E000-memory.dmp

memory/3404-25-0x0000000008F20000-0x000000000900E000-memory.dmp

memory/3404-26-0x0000000008F20000-0x000000000900E000-memory.dmp