Malware Analysis Report

2024-10-18 23:50

Sample ID 231012-tgz9tsac8z
Target 8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7_JC.vbs
SHA256 8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7
Tags
icedid 361893872 banker 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

8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7

Threat Level: Known bad

The file 8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7_JC.vbs was found to be: Known bad.

Malicious Activity Summary

icedid 361893872 banker trojan

IcedID, BokBot

Blocklisted process makes network request

Loads dropped DLL

Checks computer location settings

Enumerates physical storage devices

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-12 16:02

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-12 16:02

Reported

2023-10-16 17:09

Platform

win7-20230831-en

Max time kernel

120s

Max time network

133s

Command Line

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7_JC.vbs"

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

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\CLSID\{F699FD4F-582E-0504-D361-4CA8EBBF4E36} C:\Windows\system32\rundll32.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\CLSID\{F699FD4F-582E-0504-D361-4CA8EBBF4E36}\ = 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 C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\System32\regsvr32.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7_JC.vbs"

C:\Windows\System32\regsvr32.exe

"C:\Windows\System32\regsvr32.exe" C://windows/Temp/0022-1.dll

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll,#1

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 modalefastnow.com udp
IQ 212.18.104.12:443 modalefastnow.com tcp
IQ 212.18.104.12:80 modalefastnow.com tcp
US 8.8.8.8:53 skrechelres.com udp
US 8.8.8.8:53 skrechelres.com udp
US 8.8.8.8:53 jerryposter.com udp
RU 77.105.140.181:443 jerryposter.com tcp

Files

C:\windows\Temp\0022-1.dll

MD5 518feb430bc216a4a3240ebd246c0a88
SHA1 5e692a03d01874e33376e85ab5d51840adbe5ed8
SHA256 3366a497c8c9a44557612b96cf49f307b10e4f1857dd622d1ffc1246bf4dae91
SHA512 a771b15c5daf9e6abcacf13364ae17a00e648735df3fa47d7dfb50bcded55f7b3cbe03f145cb40e0233a49ef99077166823e5fcea7c7c286bbf7d17bed7cc39a

\Windows\Temp\0022-1.dll

MD5 518feb430bc216a4a3240ebd246c0a88
SHA1 5e692a03d01874e33376e85ab5d51840adbe5ed8
SHA256 3366a497c8c9a44557612b96cf49f307b10e4f1857dd622d1ffc1246bf4dae91
SHA512 a771b15c5daf9e6abcacf13364ae17a00e648735df3fa47d7dfb50bcded55f7b3cbe03f145cb40e0233a49ef99077166823e5fcea7c7c286bbf7d17bed7cc39a

memory/2644-4-0x0000000000120000-0x000000000012D000-memory.dmp

memory/2644-3-0x0000000000120000-0x000000000012D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab9F9B.tmp

MD5 f3441b8572aae8801c04f3060b550443
SHA1 4ef0a35436125d6821831ef36c28ffaf196cda15
SHA256 6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA512 5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

memory/2644-22-0x0000000000120000-0x000000000012D000-memory.dmp

memory/2644-23-0x0000000000120000-0x000000000012D000-memory.dmp

C:\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

\Users\Admin\AppData\Roaming\Admin\Ihjiacnk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

memory/3040-31-0x0000000001D40000-0x0000000001D8C000-memory.dmp

memory/3040-30-0x0000000001B40000-0x0000000001B8F000-memory.dmp

memory/3040-36-0x0000000001D40000-0x0000000001D8C000-memory.dmp

memory/3040-37-0x0000000001D40000-0x0000000001D8C000-memory.dmp

memory/3040-38-0x0000000001B40000-0x0000000001B8F000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 639308280fec1452f14b51e0b08c3ce6
SHA1 8626121d3888d1a46447002e50ca91c3479e45b6
SHA256 31e837b830649ec103160ed5629ee3d6461c5ed9219a016ad55dd7b4ba01d196
SHA512 acb5e9b9165ce2a977c5fdae51b7c2f062d8d83652d5b2ed79ee05bd1421e3f4a332af691ba41772ec93089250e2f8528fc26d07a9db6f919ae233bcf6a99237

C:\Users\Admin\AppData\Local\Temp\Tar1D9F.tmp

MD5 9441737383d21192400eca82fda910ec
SHA1 725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256 bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA512 7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

memory/3040-58-0x0000000001D40000-0x0000000001D8C000-memory.dmp

memory/3040-57-0x0000000001D40000-0x0000000001D8C000-memory.dmp

memory/3040-60-0x0000000001D40000-0x0000000001D8C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-12 16:02

Reported

2023-10-16 17:09

Platform

win10v2004-20230915-en

Max time kernel

95s

Max time network

138s

Command Line

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7_JC.vbs"

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation C:\Windows\System32\WScript.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000_Classes\CLSID\{22C48B53-EB1E-CD28-5E74-542AA472D77E} C:\Windows\system32\rundll32.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000_Classes\CLSID\{22C48B53-EB1E-CD28-5E74-542AA472D77E}\ = 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 C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\System32\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1540 wrote to memory of 4976 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\regsvr32.exe
PID 1540 wrote to memory of 4976 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\regsvr32.exe
PID 4976 wrote to memory of 4952 N/A C:\Windows\System32\regsvr32.exe C:\Windows\System32\cmd.exe
PID 4976 wrote to memory of 4952 N/A C:\Windows\System32\regsvr32.exe C:\Windows\System32\cmd.exe
PID 4952 wrote to memory of 3096 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\rundll32.exe
PID 4952 wrote to memory of 3096 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\rundll32.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\8041f1d8a71c710538a31bc441cf3ba7678185fb75e6423bbf3733175f9dccf7_JC.vbs"

C:\Windows\System32\regsvr32.exe

"C:\Windows\System32\regsvr32.exe" C://windows/Temp/0022-1.dll

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\{5F9A09C9-354A-1192-1E64-3ABEBD5661E7}\{69E7EB9B-A9F4-C548-8CC2-9D3C7055F34E}\ehyiacsk.dll,#1

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\{5F9A09C9-354A-1192-1E64-3ABEBD5661E7}\{69E7EB9B-A9F4-C548-8CC2-9D3C7055F34E}\ehyiacsk.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 126.177.238.8.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 modalefastnow.com udp
IQ 212.18.104.12:443 modalefastnow.com tcp
IQ 212.18.104.12:80 modalefastnow.com tcp
US 8.8.8.8:53 12.104.18.212.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 126.179.238.8.in-addr.arpa udp
US 8.8.8.8:53 254.178.238.8.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 jerryposter.com udp
RU 77.105.140.181:443 jerryposter.com tcp
US 8.8.8.8:53 181.140.105.77.in-addr.arpa udp

Files

C:\windows\Temp\0022-1.dll

MD5 518feb430bc216a4a3240ebd246c0a88
SHA1 5e692a03d01874e33376e85ab5d51840adbe5ed8
SHA256 3366a497c8c9a44557612b96cf49f307b10e4f1857dd622d1ffc1246bf4dae91
SHA512 a771b15c5daf9e6abcacf13364ae17a00e648735df3fa47d7dfb50bcded55f7b3cbe03f145cb40e0233a49ef99077166823e5fcea7c7c286bbf7d17bed7cc39a

C:\Windows\Temp\0022-1.dll

MD5 518feb430bc216a4a3240ebd246c0a88
SHA1 5e692a03d01874e33376e85ab5d51840adbe5ed8
SHA256 3366a497c8c9a44557612b96cf49f307b10e4f1857dd622d1ffc1246bf4dae91
SHA512 a771b15c5daf9e6abcacf13364ae17a00e648735df3fa47d7dfb50bcded55f7b3cbe03f145cb40e0233a49ef99077166823e5fcea7c7c286bbf7d17bed7cc39a

memory/4976-4-0x0000000000970000-0x000000000097D000-memory.dmp

memory/4976-8-0x0000000000970000-0x000000000097D000-memory.dmp

C:\Users\Admin\AppData\Local\{5F9A09C9-354A-1192-1E64-3ABEBD5661E7}\{69E7EB9B-A9F4-C548-8CC2-9D3C7055F34E}\ehyiacsk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

C:\Users\Admin\AppData\Local\{5F9A09C9-354A-1192-1E64-3ABEBD5661E7}\{69E7EB9B-A9F4-C548-8CC2-9D3C7055F34E}\ehyiacsk.dll

MD5 002c64d47bf8c0878ac8ec2b4740f682
SHA1 acc44c89420270083de7d67b025748a4b98071ed
SHA256 b4f17e438636e166a94b2cd7c83e1c2b3cf1184122b6204521c1024e293ba8b1
SHA512 80f44373c7dc7a08d94b65e1f830e6d922ae9b8fefca5beadaf6a1a8c33622219da404bed11daeb7de03f1b3432782a11cd019ff814b981b9e6885066666affd

memory/3096-12-0x0000026AA47F0000-0x0000026AA483F000-memory.dmp

memory/3096-13-0x0000026AA48C0000-0x0000026AA490C000-memory.dmp

memory/3096-18-0x0000026AA48C0000-0x0000026AA490C000-memory.dmp

memory/3096-19-0x0000026AA48C0000-0x0000026AA490C000-memory.dmp

memory/3096-20-0x0000026AA47F0000-0x0000026AA483F000-memory.dmp

memory/3096-22-0x0000026AA48C0000-0x0000026AA490C000-memory.dmp

memory/3096-23-0x0000026AA48C0000-0x0000026AA490C000-memory.dmp

memory/3096-25-0x0000026AA48C0000-0x0000026AA490C000-memory.dmp