Malware Analysis Report

2025-08-10 22:11

Sample ID 231012-lhck6ach27
Target tmpp0z2ll9l
SHA256 15426243aa8d60c8592a759e72f42ee2b1d9f2cbf96018c565ce70fd6778ca33
Tags
formbook btrd rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

15426243aa8d60c8592a759e72f42ee2b1d9f2cbf96018c565ce70fd6778ca33

Threat Level: Known bad

The file tmpp0z2ll9l was found to be: Known bad.

Malicious Activity Summary

formbook btrd rat spyware stealer trojan

Formbook

Formbook payload

Deletes itself

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-12 09:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-12 09:31

Reported

2023-10-12 09:34

Platform

win7-20230831-en

Max time kernel

151s

Max time network

143s

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
N/A N/A N/A N/A

Deletes itself

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2260 set thread context of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2716 set thread context of 1252 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Windows\Explorer.EXE
PID 2664 set thread context of 1252 N/A C:\Windows\SysWOW64\raserver.exe C:\Windows\Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\raserver.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 2260 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 1252 wrote to memory of 2664 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\raserver.exe
PID 1252 wrote to memory of 2664 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\raserver.exe
PID 1252 wrote to memory of 2664 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\raserver.exe
PID 1252 wrote to memory of 2664 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\raserver.exe
PID 2664 wrote to memory of 2548 N/A C:\Windows\SysWOW64\raserver.exe C:\Windows\SysWOW64\cmd.exe
PID 2664 wrote to memory of 2548 N/A C:\Windows\SysWOW64\raserver.exe C:\Windows\SysWOW64\cmd.exe
PID 2664 wrote to memory of 2548 N/A C:\Windows\SysWOW64\raserver.exe C:\Windows\SysWOW64\cmd.exe
PID 2664 wrote to memory of 2548 N/A C:\Windows\SysWOW64\raserver.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe

"C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe"

C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe

"C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe"

C:\Windows\SysWOW64\raserver.exe

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

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.saatvikteerthyatra.com udp
DE 91.195.240.19:80 www.saatvikteerthyatra.com tcp

Files

memory/2260-0-0x0000000073FD0000-0x00000000746BE000-memory.dmp

memory/2260-1-0x0000000000D00000-0x0000000000D9A000-memory.dmp

memory/2260-2-0x0000000073FD0000-0x00000000746BE000-memory.dmp

memory/2260-3-0x00000000043E0000-0x0000000004420000-memory.dmp

memory/2260-4-0x00000000043E0000-0x0000000004420000-memory.dmp

memory/2260-5-0x0000000000370000-0x0000000000388000-memory.dmp

memory/2260-6-0x0000000000350000-0x0000000000360000-memory.dmp

memory/2260-7-0x00000000054F0000-0x000000000555E000-memory.dmp

memory/2716-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2716-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2716-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2716-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2260-13-0x0000000073FD0000-0x00000000746BE000-memory.dmp

memory/2716-14-0x0000000000840000-0x0000000000B43000-memory.dmp

memory/2716-16-0x0000000000400000-0x000000000042F000-memory.dmp

memory/1252-18-0x0000000006420000-0x00000000064EB000-memory.dmp

memory/2716-17-0x0000000000220000-0x0000000000234000-memory.dmp

memory/2664-19-0x00000000005D0000-0x00000000005EC000-memory.dmp

memory/2664-20-0x00000000005D0000-0x00000000005EC000-memory.dmp

memory/2664-21-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/2664-22-0x0000000001FC0000-0x00000000022C3000-memory.dmp

memory/1252-23-0x0000000006420000-0x00000000064EB000-memory.dmp

memory/2664-24-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/2664-26-0x0000000000530000-0x00000000005C3000-memory.dmp

memory/1252-27-0x0000000000230000-0x0000000000330000-memory.dmp

memory/1252-28-0x0000000007340000-0x00000000074C1000-memory.dmp

memory/1252-29-0x0000000007340000-0x00000000074C1000-memory.dmp

memory/1252-31-0x0000000007340000-0x00000000074C1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-12 09:31

Reported

2023-10-12 09:34

Platform

win10v2004-20230915-en

Max time kernel

148s

Max time network

153s

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
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2516 set thread context of 744 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe
PID 744 set thread context of 1084 N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe C:\Windows\Explorer.EXE
PID 1348 set thread context of 1084 N/A C:\Windows\SysWOW64\cscript.exe C:\Windows\Explorer.EXE

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\cscript.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\tmpp0z2ll9l.exe

"C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe"

C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe

"C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe"

C:\Windows\SysWOW64\cscript.exe

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

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Users\Admin\AppData\Local\Temp\tmpp0z2ll9l.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 www.everlastdisposal.com udp
US 15.197.204.56:80 www.everlastdisposal.com tcp
US 8.8.8.8:53 56.204.197.15.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.fcno30.com udp
US 68.66.226.117:80 www.fcno30.com tcp
US 8.8.8.8:53 117.226.66.68.in-addr.arpa udp
US 8.8.8.8:53 www.lifeofthobes.uk udp
NL 35.204.150.5:80 www.lifeofthobes.uk tcp
US 8.8.8.8:53 5.150.204.35.in-addr.arpa udp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

memory/2516-1-0x0000000074E30000-0x00000000755E0000-memory.dmp

memory/2516-0-0x00000000006D0000-0x000000000076A000-memory.dmp

memory/2516-2-0x0000000005590000-0x0000000005B34000-memory.dmp

memory/2516-3-0x0000000005080000-0x0000000005112000-memory.dmp

memory/2516-4-0x0000000004F80000-0x0000000004F90000-memory.dmp

memory/2516-5-0x0000000005000000-0x000000000500A000-memory.dmp

memory/2516-6-0x0000000006620000-0x0000000006638000-memory.dmp

memory/2516-7-0x0000000074E30000-0x00000000755E0000-memory.dmp

memory/2516-8-0x0000000004F80000-0x0000000004F90000-memory.dmp

memory/2516-9-0x00000000063C0000-0x00000000063D0000-memory.dmp

memory/2516-10-0x0000000006810000-0x000000000687E000-memory.dmp

memory/2516-11-0x0000000007B90000-0x0000000007C2C000-memory.dmp

memory/744-12-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2516-14-0x0000000074E30000-0x00000000755E0000-memory.dmp

memory/744-15-0x0000000001A10000-0x0000000001D5A000-memory.dmp

memory/744-17-0x0000000000400000-0x000000000042F000-memory.dmp

memory/744-18-0x0000000001490000-0x00000000014A4000-memory.dmp

memory/1084-19-0x0000000003060000-0x00000000031AD000-memory.dmp

memory/1348-20-0x0000000000740000-0x0000000000767000-memory.dmp

memory/1348-21-0x0000000000740000-0x0000000000767000-memory.dmp

memory/1348-22-0x00000000006C0000-0x00000000006EF000-memory.dmp

memory/1348-23-0x0000000002B40000-0x0000000002E8A000-memory.dmp

memory/1348-24-0x00000000006C0000-0x00000000006EF000-memory.dmp

memory/1084-25-0x0000000003060000-0x00000000031AD000-memory.dmp

memory/1348-27-0x0000000002910000-0x00000000029A3000-memory.dmp

memory/1084-28-0x0000000008CC0000-0x0000000008E33000-memory.dmp

memory/1084-29-0x0000000008CC0000-0x0000000008E33000-memory.dmp

memory/1084-31-0x0000000008CC0000-0x0000000008E33000-memory.dmp