qakbot | 382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6

General

Target

382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll
Size

644KB
MD5

94021435884d88ff3ede46bf5837a297
SHA1

4f8105543df18f6e68502fe0538c2ecef61bd4c4
SHA256

382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6
SHA512

21e5f4f92428ee29d4a83f1bcdd5f92ac4f2f324a2edff149da41be5e951bd3d956b479eeba191f2b9febd5aa252f9a60d4c5dae021208a0429cb0ab44a5a7d0

Score

10^/10

qakbot cullinan 1640084934 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1640084934

C2

95.5.133.68:995

188.159.122.122:443

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

31.35.28.29:443

96.37.113.36:993

109.12.111.14:443

14.96.72.249:61202

93.48.80.198:995

45.9.20.200:2211

24.95.61.62:443

79.167.192.206:995

37.210.226.125:61202

103.139.242.30:995

70.163.1.219:443

114.79.148.170:443

63.153.187.104:443

103.143.8.71:6881

24.53.49.240:443

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

1368 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

1488 schtasks.exe

pid	process
1368	regsvr32.exe

pid	process
1488	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\30b2e21c = f6b050d9194b1019f07e8aefb741e42c261c5f705ba53d6aeec49c719928abf27f581b0e815faf241b1825c52832677734999f3929c98f41c277a2d8037040027606feb4fb3c833b4fe554c002a5fb20	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\52d3252 = ea5f23951ad71e350df477631b69a06829c208792e180f2eb6a7386adee59f0893661e47ad814490c62576452158af9c02c14951d7d05a5e9789976b3b26ac3df325e9015963e136728a7e9d80db3aa20ce0f7e8768bd08477d5b4feb6	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\7a645da4 = c6c6c56ca2c0b724760f92c404d3f397f8e0ddc3877945cbd30c370579a250fd027b638540c85bd29e1c4249b0edb999a3751b4f65af3a2dd91567ec1cca2489b4000dd65967835c027deefe9039f7a5	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\7a645da4 = c6c6d26ca2c082c20f1f695723db276081a5daa8cdaff90683ef3016f6a786ad463d2635758cfe7f5090927efd5ebd07dba0e9265e3bcf51ead626	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\4ffb8dea = 7258e4ba266ba7c478e8c5fa8bc9c4afc71d0be5f3f21b35bd40bd3f8b4a1e048bb9c4ec4dee515f7738c67f7ab9a52e8dea614869fe24535c59dac5072cfc50466ce7beec71111897e9357575a407ee99b4ae3561343f7aa0bd51df93f8c9670d33462e834e19cb7959475e98f822c507d6863852221e1da7c9a783f3734fd13ea02ed287eeff0c1fa1	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\f747ea8f = 9b0a0a21cacbeea8b7c3f9185b791636ff3947ac84e76c4ba3b122628ce4027a23c336c0b500	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\4dbaad96 = 4c895b9072d30ec224b9961b851416272d6a55426841c4f7b5bb825e08a71b1b3a26aa53d10b3ff1d3317780519d079e101e995711a594b76e9c1ad056eb8d7293a6	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\f506caf3 = ac367eb15b4a6dda60440d34a65eee9a7bf3776f1342c43d1cec10ceaf3310d4c51cf95beb4547f6109135b84de0562281ed2fa731c42252150759e13d443aea20df291636dfe9aff5b5d795ee5a198d36a6af	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ztodzcjfzhze\880e8579 = eb63d461f70fb38483e6ebc27d368b701011f79c6bc6bcb18dd2909062ef33bb0951fa57435138bcab99d4d7e97b75fc	explorer.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid	process
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1276	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe
1368	regsvr32.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

1276 regsvr32.exe
1368 regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 972 wrote to memory of 1276	972	regsvr32.exe	regsvr32.exe
PID 1276 wrote to memory of 1172	1276	regsvr32.exe	explorer.exe
PID 1276 wrote to memory of 1172	1276	regsvr32.exe	explorer.exe
PID 1276 wrote to memory of 1172	1276	regsvr32.exe	explorer.exe
PID 1276 wrote to memory of 1172	1276	regsvr32.exe	explorer.exe
PID 1276 wrote to memory of 1172	1276	regsvr32.exe	explorer.exe
PID 1276 wrote to memory of 1172	1276	regsvr32.exe	explorer.exe
PID 1172 wrote to memory of 1488	1172	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 1488	1172	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 1488	1172	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 1488	1172	explorer.exe	schtasks.exe
PID 1232 wrote to memory of 1392	1232	taskeng.exe	regsvr32.exe
PID 1232 wrote to memory of 1392	1232	taskeng.exe	regsvr32.exe
PID 1232 wrote to memory of 1392	1232	taskeng.exe	regsvr32.exe
PID 1232 wrote to memory of 1392	1232	taskeng.exe	regsvr32.exe
PID 1232 wrote to memory of 1392	1232	taskeng.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1392 wrote to memory of 1368	1392	regsvr32.exe	regsvr32.exe
PID 1368 wrote to memory of 1744	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1744	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1744	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1744	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1744	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1744	1368	regsvr32.exe	explorer.exe
PID 1744 wrote to memory of 1636	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1636	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1636	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1636	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1948	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1948	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1948	1744	explorer.exe	reg.exe
PID 1744 wrote to memory of 1948	1744	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:972

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1276

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1172

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kovjylfwvd /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll\"" /SC ONCE /Z /ST 18:30 /ET 18:42
4⤵
- Creates scheduled task(s)
PID:1488

C:\Windows\system32\taskeng.exe
taskeng.exe {03B0E516-C8C9-462C-98C4-C230B35410D7} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1232

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1392

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1744

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\Alrsfua" /d "0"
5⤵
PID:1636

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\Giswwumwiuw" /d "0"
5⤵
PID:1948

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\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll
MD5
94021435884d88ff3ede46bf5837a297

SHA1
4f8105543df18f6e68502fe0538c2ecef61bd4c4

SHA256
382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6

SHA512
21e5f4f92428ee29d4a83f1bcdd5f92ac4f2f324a2edff149da41be5e951bd3d956b479eeba191f2b9febd5aa252f9a60d4c5dae021208a0429cb0ab44a5a7d0

Download Submit
\Users\Admin\AppData\Local\Temp\382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6.dll
MD5
94021435884d88ff3ede46bf5837a297

SHA1
4f8105543df18f6e68502fe0538c2ecef61bd4c4

SHA256
382be281fdf5fc9c5afdf4b9a66fd7157924830fd5f4cd5691734d16ff6b16d6

SHA512
21e5f4f92428ee29d4a83f1bcdd5f92ac4f2f324a2edff149da41be5e951bd3d956b479eeba191f2b9febd5aa252f9a60d4c5dae021208a0429cb0ab44a5a7d0

Download Submit
memory/972-55-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp

Filesize
8KB

Download
memory/1172-64-0x0000000000000000-mapping.dmp

Download
memory/1172-68-0x00000000000C0000-0x00000000000E1000-memory.dmp

Filesize
132KB

Download
memory/1172-66-0x0000000073FC1000-0x0000000073FC3000-memory.dmp

Filesize
8KB

Download
memory/1172-63-0x00000000000F0000-0x00000000000F2000-memory.dmp

Filesize
8KB

Download
memory/1276-58-0x00000000003A0000-0x0000000000442000-memory.dmp

Filesize
648KB

Download
memory/1276-62-0x00000000003A0000-0x0000000000442000-memory.dmp

Filesize
648KB

Download
memory/1276-60-0x0000000000550000-0x00000000005CB000-memory.dmp

Filesize
492KB

Download
memory/1276-61-0x0000000002120000-0x00000000022A0000-memory.dmp

Filesize
1.5MB

Download
memory/1276-57-0x00000000756C1000-0x00000000756C3000-memory.dmp

Filesize
8KB

Download
memory/1276-56-0x0000000000000000-mapping.dmp

Download
memory/1368-77-0x0000000000AF0000-0x0000000000B6B000-memory.dmp

Filesize
492KB

Download
memory/1368-72-0x0000000000000000-mapping.dmp

Download
memory/1368-75-0x0000000000910000-0x00000000009B2000-memory.dmp

Filesize
648KB

Download
memory/1368-78-0x0000000000CE0000-0x0000000000E60000-memory.dmp

Filesize
1.5MB

Download
memory/1368-79-0x0000000000910000-0x00000000009B2000-memory.dmp

Filesize
648KB

Download
memory/1392-69-0x0000000000000000-mapping.dmp

Download
memory/1488-67-0x0000000000000000-mapping.dmp

Download
memory/1636-84-0x0000000000000000-mapping.dmp

Download
memory/1744-81-0x0000000000000000-mapping.dmp

Download
memory/1744-86-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/1948-85-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads