qakbot | 2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5

General

Target

2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll
Size

631KB
MD5

8d5c6e4740c3d5bfd4af757183c6d4eb
SHA1

c9a71d57e1a35b09710753bed9e487d62b37e853
SHA256

2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5
SHA512

3285875126af8c441a2a7d97d62cb128ff827aae313d4b652ef06632e6b6961e6aba71d4d870e27d7995c030ae5d295f802dae28b250550d195bfb0531d23cfa

Score

10^/10

qakbot cullinan 1640168876 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1640168876

C2

93.48.80.198:995

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

190.39.205.165:443

79.173.195.234:443

39.49.66.100:995

103.139.242.30:22

79.167.192.206:995

45.9.20.200:2211

24.95.61.62:443

37.210.226.125:61202

103.139.242.30:995

70.163.1.219:443

103.143.8.71:6881

76.169.147.192:32103

136.143.11.232:443

63.153.187.104:443

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

1532 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

572 schtasks.exe

pid	process
1532	regsvr32.exe

pid	process
572	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\5c672ce0 = 31858529604ee52ceb0333cdaa8f87bd049100172c17459175ecc8014e31af03fe40c34aa956ee3f0673b5e4d751d4a6744273562f6198b5387a6478b4f3179f7880edad93b7af9be232bedc30cb456f57a1c4d615c300ebb5f53687a4e0	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\69f8fcae = f13745ac9749c702557c92304bc8ee109c30dc28e7ec482505ed9fd80ab809642e9a9cac1ac29ff6995ea968bde645b8e5cd96316995ac2dc63450218c444ac092f27f41a519788a31ac5c77fa9e823a2fc84a2701748e4997c5b6085fed4474f90f4ab8cf5785be82e64724302a498ef3d59762c6124ff8ad846345ab866908b407b42f063c2e525374db5fef6f75c0918063d10a060352804317f91e71e3f858a805ec8b76ff6c43ce40391fc3db9b3e3553e08c9786d0d8fbfc0372bc4674e5327643791c7b90	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\6bb9dcd2 = fa41d71597ea40007310018df49bec99ff146efc2ec7fcb418646ee6ba230b2fcdbc290f2e8f5a2663421b53e40c3afa38bc2d9791ceaace0f6c1d5cc0f7bfca4be60892ded0f825e1651149b923f09c8d640ca8ea0f6e23	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\d305bbb7 = 69a97c78b76f337903a4bf311826b9eddc6489e2789c25d9587746a5fbb2c9bf197e143c8c72	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\16b19358 = 907dca76c973a40413f28e95334b11537bcc3c2a994a2acf55c5fbfd5c9468cb035a9db22cc1b7d17ec8839aa1bfbb53c5ceb8da7c819ee86d0a0d23dd	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\d1449bcb = 32ad5e4e4b8176ea88ef23236efeeb2ed397322df4fa670e7942d4cb92e35e79a234	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\5c672ce0 = 31859229604ed066b570ee1a752827369d833d9100b8fb790f4f00dfe102240d8481e2b8c4a6cb75774fe67c32fbda0fa1330d0624eeb24adf4e6138093cf1ad2861ca93405f1e930da4255b21ed3c865ffecc49a7f819d712d534be791097318b1745f389789d20d5960d4ce9f7d425293c83	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\ae0df43d = 5ff9f0a268de5d91f63c65972e661a9d9cfa7ed20da9cb0e7c0d453a412bac54eee01e08fdd84c9f0d92ff1a3223eb64942fcb8bae1fac1aa288108d11665dcba9bd435e06afada179a202c803881501a3	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Qcajxai\232e4316 = ea1bfc9f79f549964b7f49cf936950512ac8eff876f832adc0c17f02eed096d77b4e5b7a7e7a07d648c5295e	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1552 rundll32.exe
1532 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1552 rundll32.exe
1532 regsvr32.exe

pid	process
1552	rundll32.exe
1532	regsvr32.exe

pid	process
1552	rundll32.exe
1532	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

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

description	pid	process	target process
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1720 wrote to memory of 1552	1720	rundll32.exe	rundll32.exe
PID 1552 wrote to memory of 760	1552	rundll32.exe	explorer.exe
PID 1552 wrote to memory of 760	1552	rundll32.exe	explorer.exe
PID 1552 wrote to memory of 760	1552	rundll32.exe	explorer.exe
PID 1552 wrote to memory of 760	1552	rundll32.exe	explorer.exe
PID 1552 wrote to memory of 760	1552	rundll32.exe	explorer.exe
PID 1552 wrote to memory of 760	1552	rundll32.exe	explorer.exe
PID 760 wrote to memory of 572	760	explorer.exe	schtasks.exe
PID 760 wrote to memory of 572	760	explorer.exe	schtasks.exe
PID 760 wrote to memory of 572	760	explorer.exe	schtasks.exe
PID 760 wrote to memory of 572	760	explorer.exe	schtasks.exe
PID 1836 wrote to memory of 1376	1836	taskeng.exe	regsvr32.exe
PID 1836 wrote to memory of 1376	1836	taskeng.exe	regsvr32.exe
PID 1836 wrote to memory of 1376	1836	taskeng.exe	regsvr32.exe
PID 1836 wrote to memory of 1376	1836	taskeng.exe	regsvr32.exe
PID 1836 wrote to memory of 1376	1836	taskeng.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1376 wrote to memory of 1532	1376	regsvr32.exe	regsvr32.exe
PID 1532 wrote to memory of 1904	1532	regsvr32.exe	explorer.exe
PID 1532 wrote to memory of 1904	1532	regsvr32.exe	explorer.exe
PID 1532 wrote to memory of 1904	1532	regsvr32.exe	explorer.exe
PID 1532 wrote to memory of 1904	1532	regsvr32.exe	explorer.exe
PID 1532 wrote to memory of 1904	1532	regsvr32.exe	explorer.exe
PID 1532 wrote to memory of 1904	1532	regsvr32.exe	explorer.exe
PID 1904 wrote to memory of 1752	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1752	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1752	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1752	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1940	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1940	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1940	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1940	1904	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1552

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:760

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn swmlzrz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll\"" /SC ONCE /Z /ST 22:02 /ET 22:14
4⤵
- Creates scheduled task(s)
PID:572

C:\Windows\system32\taskeng.exe
taskeng.exe {E70B5EDC-4824-4F46-91F8-165C13937FD5} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1532

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1904

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\Jagfkpiyqqet" /d "0"
5⤵
PID:1752

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\Qheqvpyl" /d "0"
5⤵
PID:1940

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\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll
MD5
8d5c6e4740c3d5bfd4af757183c6d4eb

SHA1
c9a71d57e1a35b09710753bed9e487d62b37e853

SHA256
2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5

SHA512
3285875126af8c441a2a7d97d62cb128ff827aae313d4b652ef06632e6b6961e6aba71d4d870e27d7995c030ae5d295f802dae28b250550d195bfb0531d23cfa

Download Submit
\??\PIPE\wkssvc
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
\Users\Admin\AppData\Local\Temp\2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5.dll
MD5
8d5c6e4740c3d5bfd4af757183c6d4eb

SHA1
c9a71d57e1a35b09710753bed9e487d62b37e853

SHA256
2ce9e4d223ed50fae1e7ebffca322223d0a790c741cf7a420c4bd7ce396942d5

SHA512
3285875126af8c441a2a7d97d62cb128ff827aae313d4b652ef06632e6b6961e6aba71d4d870e27d7995c030ae5d295f802dae28b250550d195bfb0531d23cfa

Download Submit
memory/760-62-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/760-65-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/760-64-0x0000000074441000-0x0000000074443000-memory.dmp

Filesize
8KB

Download
memory/1376-66-0x000007FEFB771000-0x000007FEFB773000-memory.dmp

Filesize
8KB

Download
memory/1532-71-0x0000000000570000-0x0000000000591000-memory.dmp

Filesize
132KB

Download
memory/1532-74-0x0000000000570000-0x0000000000591000-memory.dmp

Filesize
132KB

Download
memory/1532-75-0x0000000000570000-0x0000000000591000-memory.dmp

Filesize
132KB

Download
memory/1532-73-0x0000000000570000-0x0000000000591000-memory.dmp

Filesize
132KB

Download
memory/1532-72-0x0000000000570000-0x0000000000591000-memory.dmp

Filesize
132KB

Download
memory/1532-70-0x00000000001F0000-0x0000000000290000-memory.dmp

Filesize
640KB

Download
memory/1552-56-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/1552-57-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/1552-54-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

Download
memory/1552-59-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/1552-61-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/1552-58-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/1552-60-0x0000000000380000-0x00000000003C3000-memory.dmp

Filesize
268KB

Download
memory/1552-55-0x0000000000250000-0x00000000002F0000-memory.dmp

Filesize
640KB

Download
memory/1904-80-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads