Malware Analysis Report

2024-11-30 22:54

Sample ID 230516-vmh36sah3v
Target jjcL1M.dll
SHA256 358812bbe2462c97edaf4d5cdc21c22da1fdeb3e9aed47d0daf76ba42982b75c
Tags
qakbot bb28 1684249586 banker stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

358812bbe2462c97edaf4d5cdc21c22da1fdeb3e9aed47d0daf76ba42982b75c

Threat Level: Known bad

The file jjcL1M.dll was found to be: Known bad.

Malicious Activity Summary

qakbot bb28 1684249586 banker stealer trojan

Qakbot/Qbot

Drops file in System32 directory

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Runs ping.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-05-16 17:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-16 17:06

Reported

2023-05-16 17:08

Platform

win7-20230220-en

Max time kernel

31s

Max time network

34s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\jjcL1M.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1428 wrote to memory of 1496 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\jjcL1M.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\jjcL1M.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-16 17:06

Reported

2023-05-16 17:08

Platform

win10v2004-20230220-en

Max time kernel

150s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\jjcL1M.dll,#1

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Runs ping.exe

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A
N/A N/A C:\Windows\SysWOW64\wermgr.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\jjcL1M.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\jjcL1M.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4684 -ip 4684

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 608

C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe

"PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\Desktop'

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\WindowsPowerShell\v1.0\PowerShell.exe

"PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\AppData\Local\Temp'

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" .\jjcL1M.dll,print

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\system32\rundll32.exe" .\jjcL1M.dll,print

C:\Windows\SysWOW64\wermgr.exe

C:\Windows\SysWOW64\wermgr.exe

C:\Windows\SysWOW64\ping.exe

ping -n 3 yahoo.com

Network

Country Destination Domain Proto
US 93.184.221.240:80 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 40.125.122.176:443 tcp
IE 13.69.239.73:443 tcp
NL 8.238.178.254:80 tcp
NL 8.238.178.254:80 tcp
NL 8.238.178.254:80 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 assets.msn.com udp
GB 95.101.143.155:443 assets.msn.com tcp
US 8.8.8.8:53 155.143.101.95.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 yahoo.com udp
US 40.125.122.176:443 tcp
US 40.125.122.176:443 tcp
US 40.125.122.176:443 tcp

Files

memory/372-136-0x00000288C8330000-0x00000288C8340000-memory.dmp

memory/372-135-0x00000288C8330000-0x00000288C8340000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c0mkqdua.53h.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/372-146-0x00000288E1CD0000-0x00000288E1CF2000-memory.dmp

memory/372-147-0x00000288E20B0000-0x00000288E20F4000-memory.dmp

memory/372-148-0x00000288C8330000-0x00000288C8340000-memory.dmp

memory/372-149-0x00000288E2180000-0x00000288E21F6000-memory.dmp

memory/372-151-0x00000288C8330000-0x00000288C8340000-memory.dmp

memory/372-152-0x00000288C8330000-0x00000288C8340000-memory.dmp

memory/372-153-0x00000288C8330000-0x00000288C8340000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 d075e3e5c10b1f4b6a661a09840cec43
SHA1 b6545cbc7e21aa02b0cff4282f319a95936c3251
SHA256 406cfd88501f51aab001c3e1a8affbdbecb9104116f48896d59fddc69e8ce2fc
SHA512 b0bfc3c29c8f950ee52a3f2332f73200977ae52629d206c019f1e7122b9f67136dc0c801f051f3fb453dc4551fb84edc3d6eb4b63434d89452e14e50130758e3

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 8e4c9fa744e63f59d496a5861e7c1252
SHA1 74ac8c0ede35f5d1643ce6dae45c84ff4aa0107b
SHA256 69c5ac0a96fd87121b665f580ba250c621b32cb4bc7a66facc8356712b5f0830
SHA512 4e6c017d980a0154a6357b5db8f9426dcc5e38b973039631981623bc4e01a0f4f04bd5e219400386ce35867f5f5f606d2ad2cea5dec1fa66f18eebcba341fe70

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

MD5 a26df49623eff12a70a93f649776dab7
SHA1 efb53bd0df3ac34bd119adf8788127ad57e53803
SHA256 4ebde1c12625cb55034d47e5169f709b0bd02a8caa76b5b9854efad7f4710245
SHA512 e5f9b8645fb2a50763fcbffe877ca03e9cadf099fe2d510b74bfa9ff18d0a6563d11160e00f495eeefebde63450d0ade8d6b6a824e68bd8a59e1971dc842709c

memory/2164-171-0x0000028F7A730000-0x0000028F7A740000-memory.dmp

memory/2164-172-0x0000028F7A730000-0x0000028F7A740000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\PSReadLine\ConsoleHost_history.txt

MD5 2f24b9adc372308b0ef3e10a75d934eb
SHA1 dd7f58fc96c1081b97628bf292c2743ce9895fa4
SHA256 d191607323f6b576b75bb227df6a9c72dce3faf7a5f299224fc32c90bc94d5f8
SHA512 5f3d5e9d5d539b08f50c87860686071f90a920853dc9de10c0d824ba5f9ffe4cbfbf6ae5a33c55d53e7264fc8334f81f7bd64b4b79519d1c8cce99efa9e56b4f

memory/2164-174-0x0000028F7AB80000-0x0000028F7AB9E000-memory.dmp

memory/228-176-0x0000000002A00000-0x0000000002A03000-memory.dmp

memory/228-177-0x0000000010000000-0x0000000010024000-memory.dmp

memory/428-183-0x0000000001000000-0x0000000001024000-memory.dmp

memory/2164-184-0x0000028F7A730000-0x0000028F7A740000-memory.dmp

memory/2164-185-0x0000028F7A730000-0x0000028F7A740000-memory.dmp

memory/2164-186-0x0000028F7A730000-0x0000028F7A740000-memory.dmp

memory/428-187-0x0000000001000000-0x0000000001024000-memory.dmp

memory/428-190-0x0000000001000000-0x0000000001024000-memory.dmp

memory/428-192-0x0000000001000000-0x0000000001024000-memory.dmp

memory/428-191-0x0000000001000000-0x0000000001024000-memory.dmp

memory/428-193-0x0000000001000000-0x0000000001024000-memory.dmp

memory/428-194-0x0000000001000000-0x0000000001024000-memory.dmp

memory/428-196-0x0000000001000000-0x0000000001024000-memory.dmp