Malware Analysis Report

2025-06-16 04:05

Sample ID 221215-my1hlafb8w
Target desktop.ini
SHA256 4a78df270fc9b84c19ddcd0896d7147ae0e4aad88613cd49b350dbd75f04ef25
Tags
icedid 2302411646 banker loader 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

4a78df270fc9b84c19ddcd0896d7147ae0e4aad88613cd49b350dbd75f04ef25

Threat Level: Known bad

The file desktop.ini was found to be: Known bad.

Malicious Activity Summary

icedid 2302411646 banker loader trojan

IcedID, BokBot

Blocklisted process makes network request

Program crash

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-12-15 10:53

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-15 10:53

Reported

2022-12-15 10:58

Platform

win7-20220812-en

Max time kernel

268s

Max time network

272s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\desktop.dll,#1

Signatures

IcedID, BokBot

trojan banker icedid

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\system32\WerFault.exe C:\Windows\system32\rundll32.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\desktop.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1912 -s 84

C:\Windows\system32\cmd.exe

"C:\Windows\system32\cmd.exe"

\??\c:\Windows\System32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\destop.dll, init

C:\Windows\system32\AUDIODG.EXE

C:\Windows\system32\AUDIODG.EXE 0x1a0

\??\c:\Windows\System32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\desktop.dll, init

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 klepdrafooip.com udp
N/A 143.198.92.88:80 klepdrafooip.com tcp
N/A 143.198.92.88:80 klepdrafooip.com tcp

Files

memory/1896-54-0x0000000000000000-mapping.dmp

memory/1976-55-0x0000000000000000-mapping.dmp

memory/1648-56-0x0000000000000000-mapping.dmp

memory/1648-57-0x0000000180000000-0x0000000180009000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-12-15 10:53

Reported

2022-12-15 10:58

Platform

win10v2004-20221111-en

Max time kernel

259s

Max time network

293s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\desktop.dll,#1

Signatures

IcedID, BokBot

trojan banker icedid

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\system32\WerFault.exe C:\Windows\system32\rundll32.exe

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings C:\Windows\explorer.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A
N/A N/A \??\c:\Windows\System32\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1240 wrote to memory of 2436 N/A C:\Windows\system32\cmd.exe \??\c:\Windows\System32\rundll32.exe
PID 1240 wrote to memory of 2436 N/A C:\Windows\system32\cmd.exe \??\c:\Windows\System32\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\desktop.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -pss -s 432 -p 4652 -ip 4652

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 4652 -s 328

C:\Windows\explorer.exe

"C:\Windows\explorer.exe" shell:::{52205fd8-5dfb-447d-801a-d0b52f2e83e1}

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

C:\Windows\system32\cmd.exe

"C:\Windows\system32\cmd.exe"

\??\c:\Windows\System32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\desktop.dll,init

Network

Country Destination Domain Proto
N/A 8.248.7.254:80 tcp
N/A 8.248.7.254:80 tcp
N/A 204.79.197.200:443 tcp
N/A 8.248.7.254:80 tcp
N/A 8.8.8.8:53 klepdrafooip.com udp
N/A 143.198.92.88:80 klepdrafooip.com tcp
N/A 143.198.92.88:80 klepdrafooip.com tcp
N/A 143.198.92.88:80 klepdrafooip.com tcp
N/A 143.198.92.88:80 klepdrafooip.com tcp

Files

memory/2436-132-0x0000000000000000-mapping.dmp

memory/2436-133-0x0000000180000000-0x0000000180009000-memory.dmp