qakbot | 2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a

General

Target

2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll
Size

512KB
MD5

d4886eaaba8098359b70d264487b550c
SHA1

d4e44d49440c37d6b542e01827c76913697e14c2
SHA256

2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a
SHA512

5cd3f784c98cdb4f78a4e694a7bed892905058440c9b2109a6105b5d5746cd866a114e589ec909d5eb82ce9c48bc739c82a927876dec2e06ae64d52e4111b2d9

Score

10^/10

qakbot cullinan 1639742517 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1639742517

C2

50.238.6.36:443

92.167.4.71:2222

89.137.52.44:443

105.198.236.99:995

117.248.109.38:21

106.51.48.170:50001

120.150.218.241:995

190.73.3.148:2222

182.56.53.180:443

186.64.87.213:443

103.142.10.177:443

65.100.174.110:443

96.21.251.127:2222

24.95.61.62:443

194.36.28.26:443

182.191.92.203:995

41.228.22.180:443

63.143.92.99:995

41.200.112.42:443

103.143.8.71:995

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

884 regsvr32.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1276 schtasks.exe

pid	process
884	regsvr32.exe

pid	process
1276	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\e0b207ef = 891353ba31f582030886d387414e2ab18b80a6586210c94857603e4209d68911b4e01c5fda15ddb316de4e65bb02daece6ba1474108b8a1f0cf48e319c12a6cb305dd4209c6ca9939320b42c13a52e31d3766aecca5bac3b6cf71ac6791b456f6fbd6ea404d64890c39b18cf8e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\25062f00 = 1f514a559e763a6a35767e9b1796b316cd6bf81186416d278c7a817eeab82bc7be70d186ba5b3ab62479f0fa8892852095dc374e772a6dda7cbd6bacef8be90cebb10b	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\a825982b = ae53e238a9d840c9ed62e1c4b532d932d1a6e6173898331397	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\e2f32793 = 3cf50c09d639c1ce21878d48e377a0135f0802d88a81e09fac4d17c586b2e3fa1b70cf8bd9d4c3009663201bbc3f7431435f327a04bc2922a069eee8f4405592629b7f2205cf80d10ae375e0e5b3d25eab0a1afa912d7bd072ae230fee0bafed2298b8e2496b970e7edd1b2b3176cd30ae4448763d028f1e75886fa51f92d121601a4928418cd81c1805850f63fa3fd3c0baacaaf53df31f9711fa051a9b4a1931f13c2004d40b19c7667e72b94bb673374004251a19b117d62c	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\9dba4865 = 21da819dafef68c43f7add46d1b0eec68cb5feddff7c2cecfaf6630219ce4bbcba865d7ff19bfc1fea87b560ef297dc1fab36207e3a5fa1359d41189991623e63e407091e5	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\5a4f40f6 = f0822cb915d96c04eb5e6d621cef140d432f3e17418f4f5361f4b62f3d31609bd9e7e98b968338837fd3a00d8661475ea8f2c858d82690dc258ecd6f7af9ea4363401a5d0597437f4a7381378b09fbf606091f03b7c1e044bb78f2327b9f892555bdd7e3	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\d76cf7dd = 00ef6f5f2d14dbba1ad5c323c3d93ac6432c2476d5e19bf8ff5e58fb75eb67233d4fba0fa49e43373285ead9ad5fd2b14799b9c96a014231cdd0cb673bbfd51aab095e779b9ffc8733f0089260cec0d4	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\d76cf7dd = 00ef785f2d14ee16d36f8c58df4f2dc0406e61b90e3015144ff5342fbd3889f148d0ffcbbc9f9e615f73fbda325d05feed1eb43ae2db88f3865d4e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Uutkainwclrzip\580e608a = 796baa151888b269186f03f33c8ee7a1d62f13fde84859ae19be1253c0bde793ca8a41f3	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1728 rundll32.exe
884 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1728 rundll32.exe
884 regsvr32.exe

pid	process
1728	rundll32.exe
884	regsvr32.exe

pid	process
1728	rundll32.exe
884	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1728	1752	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 776	1728	rundll32.exe	explorer.exe
PID 1728 wrote to memory of 776	1728	rundll32.exe	explorer.exe
PID 1728 wrote to memory of 776	1728	rundll32.exe	explorer.exe
PID 1728 wrote to memory of 776	1728	rundll32.exe	explorer.exe
PID 1728 wrote to memory of 776	1728	rundll32.exe	explorer.exe
PID 1728 wrote to memory of 776	1728	rundll32.exe	explorer.exe
PID 776 wrote to memory of 1276	776	explorer.exe	schtasks.exe
PID 776 wrote to memory of 1276	776	explorer.exe	schtasks.exe
PID 776 wrote to memory of 1276	776	explorer.exe	schtasks.exe
PID 776 wrote to memory of 1276	776	explorer.exe	schtasks.exe
PID 1516 wrote to memory of 1556	1516	taskeng.exe	regsvr32.exe
PID 1516 wrote to memory of 1556	1516	taskeng.exe	regsvr32.exe
PID 1516 wrote to memory of 1556	1516	taskeng.exe	regsvr32.exe
PID 1516 wrote to memory of 1556	1516	taskeng.exe	regsvr32.exe
PID 1516 wrote to memory of 1556	1516	taskeng.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 1556 wrote to memory of 884	1556	regsvr32.exe	regsvr32.exe
PID 884 wrote to memory of 1748	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 1748	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 1748	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 1748	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 1748	884	regsvr32.exe	explorer.exe
PID 884 wrote to memory of 1748	884	regsvr32.exe	explorer.exe
PID 1748 wrote to memory of 2036	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 2036	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 2036	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 2036	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 1936	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 1936	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 1936	1748	explorer.exe	reg.exe
PID 1748 wrote to memory of 1936	1748	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn jbkwgjyl /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll\"" /SC ONCE /Z /ST 23:25 /ET 23:37
4⤵
- Creates scheduled task(s)
PID:1276

C:\Windows\system32\taskeng.exe
taskeng.exe {98BB9A8E-585A-4578-BF36-7D002FD7FB45} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1516

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1556

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:884

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1748

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Ixbbcggh" /d "0"
5⤵
PID:2036

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Ayzdk" /d "0"
5⤵
PID:1936

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll
MD5
d4886eaaba8098359b70d264487b550c

SHA1
d4e44d49440c37d6b542e01827c76913697e14c2

SHA256
2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a

SHA512
5cd3f784c98cdb4f78a4e694a7bed892905058440c9b2109a6105b5d5746cd866a114e589ec909d5eb82ce9c48bc739c82a927876dec2e06ae64d52e4111b2d9

Download Submit
\Users\Admin\AppData\Local\Temp\2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a.dll
MD5
d4886eaaba8098359b70d264487b550c

SHA1
d4e44d49440c37d6b542e01827c76913697e14c2

SHA256
2ae9bc0c743b08c02a4a3b17f3d005e746a965cf1233f8ada31a3903c3021a7a

SHA512
5cd3f784c98cdb4f78a4e694a7bed892905058440c9b2109a6105b5d5746cd866a114e589ec909d5eb82ce9c48bc739c82a927876dec2e06ae64d52e4111b2d9

Download Submit
memory/776-65-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/776-70-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/776-68-0x0000000074331000-0x0000000074333000-memory.dmp

Filesize
8KB

Download
memory/776-66-0x0000000000000000-mapping.dmp

Download
memory/884-78-0x0000000000DE0000-0x0000000000E01000-memory.dmp

Filesize
132KB

Download
memory/884-74-0x0000000000000000-mapping.dmp

Download
memory/884-87-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/884-88-0x0000000000DE0000-0x0000000000E01000-memory.dmp

Filesize
132KB

Download
memory/884-80-0x0000000000DE0000-0x0000000000E01000-memory.dmp

Filesize
132KB

Download
memory/884-81-0x0000000000DE0000-0x0000000000E01000-memory.dmp

Filesize
132KB

Download
memory/884-79-0x0000000000DE0000-0x0000000000E01000-memory.dmp

Filesize
132KB

Download
memory/884-77-0x0000000000340000-0x00000000003C4000-memory.dmp

Filesize
528KB

Download
memory/1276-69-0x0000000000000000-mapping.dmp

Download
memory/1556-71-0x0000000000000000-mapping.dmp

Download
memory/1556-72-0x000007FEFB801000-0x000007FEFB803000-memory.dmp

Filesize
8KB

Download
memory/1728-56-0x0000000074F11000-0x0000000074F13000-memory.dmp

Filesize
8KB

Download
memory/1728-61-0x0000000000740000-0x0000000000761000-memory.dmp

Filesize
132KB

Download
memory/1728-62-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download
memory/1728-58-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1728-55-0x0000000000000000-mapping.dmp

Download
memory/1728-60-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download
memory/1728-59-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download
memory/1728-57-0x0000000000680000-0x0000000000704000-memory.dmp

Filesize
528KB

Download
memory/1728-63-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download
memory/1728-64-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download
memory/1748-83-0x0000000000000000-mapping.dmp

Download
memory/1748-89-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/1936-90-0x0000000000000000-mapping.dmp

Download
memory/2036-86-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads