qakbot | 9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

General

Target

9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
Size

639KB
MD5

ce6fcef278ed50a52f7ce7a5a0275237
SHA1

8347631a5946982f8213d402fe0634d51349f73e
SHA256

9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7
SHA512

82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

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

112 schtasks.exe

pid	process
1368	regsvr32.exe

pid	process
112	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\ea39c836 = 49010f3aa1525ac794df53fc99788d90f8	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\dfa61878 = 2005422c06f5400de54eb28f4c06e59a6898ae6e5e49257a2719bbde942289753fcac75ae72722b5e9da4d2f726ecc9721db91a71bdb52a286b55d318bad05a571beac09a5cdc4baf511409bc23b305c7eb99d169bba1728ab9e588c7e424d5ba6b9a31c7bc603c791d0a63f225c973454772e5b785f9cda473cb30566f9abe6c2ea6a62e8f52c4c886a52d7686fd0077e8d49d1f3aa3b5210318186a91f	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\655b5f61 = 67863ba2619c2400f886a6542f33061c4917252f97721ad0a809bce15c92e897b792f0cda1e1629dbd227b7a740a4b4e454f67	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\9570a7c0 = 0c4b4d50100c9fdd5286939a9b491b21461f9984851d1eff002366036e88aad3eb2ded340c3f6e181b9c51b83383cf02ea2d86edd2236570a81661e405d11ea25881	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\ea39c836 = 4901183aa1526fafb3fdb182c590cda33bb01157b92a47835666dbb563afcba23fe6ef3d2394	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\dde73804 = e057462a08f73439e83c8994b3909902079c18f83a7e9803d54026fafe7cf4fec1ec398adcd6141fff42f74f417446fd52bad5faaef4b6c8e2df5530794f0152d837e3d059d7fe3c38fb6351457842ce9426111539fd0277a064f66c3c9b93ce22f39b	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\185310eb = 2dfbedcc02e2ccf1c0618d74efd3046571c42e1d7515c2b7e3d5065e82b9cfd97ad88d40cb040d3e9536f8de6dda673d2a7eedb234488350360dfa55305c212fafbad48ef26fe67854f4f53a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\a0ef778e = 95621ace9638771f5e261bf1c64490eacf3e6c46c913868d2a29d185e9	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Yyexptolkaapqx\671a7f1d = de14fccc880496bed29b02b56302d22891edd0e9ff3898fa1ae94e306662194fc094d5cafe548e2431ac77a6b18b66631deac25ca392059eb8efab27e635102d8e0ac87ac9b9fa0056ecc0d9246e36	explorer.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid	process
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	regsvr32.exe
1564	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

1564 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 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 952 wrote to memory of 1564	952	regsvr32.exe	regsvr32.exe
PID 1564 wrote to memory of 1172	1564	regsvr32.exe	explorer.exe
PID 1564 wrote to memory of 1172	1564	regsvr32.exe	explorer.exe
PID 1564 wrote to memory of 1172	1564	regsvr32.exe	explorer.exe
PID 1564 wrote to memory of 1172	1564	regsvr32.exe	explorer.exe
PID 1564 wrote to memory of 1172	1564	regsvr32.exe	explorer.exe
PID 1564 wrote to memory of 1172	1564	regsvr32.exe	explorer.exe
PID 1172 wrote to memory of 112	1172	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 112	1172	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 112	1172	explorer.exe	schtasks.exe
PID 1172 wrote to memory of 112	1172	explorer.exe	schtasks.exe
PID 1692 wrote to memory of 1392	1692	taskeng.exe	regsvr32.exe
PID 1692 wrote to memory of 1392	1692	taskeng.exe	regsvr32.exe
PID 1692 wrote to memory of 1392	1692	taskeng.exe	regsvr32.exe
PID 1692 wrote to memory of 1392	1692	taskeng.exe	regsvr32.exe
PID 1692 wrote to memory of 1392	1692	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 2044	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 2044	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 2044	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 2044	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 2044	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 2044	1368	regsvr32.exe	explorer.exe
PID 2044 wrote to memory of 1636	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1636	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1636	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1636	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1788	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1788	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1788	2044	explorer.exe	reg.exe
PID 2044 wrote to memory of 1788	2044	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1564

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 cnnutcyof /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll\"" /SC ONCE /Z /ST 09:02 /ET 09:14
4⤵
- Creates scheduled task(s)
PID:112

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:1692

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1392

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.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:2044

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\Uuzcwabf" /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\Qgisx" /d "0"
5⤵
PID:1788

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\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
MD5
ce6fcef278ed50a52f7ce7a5a0275237

SHA1
8347631a5946982f8213d402fe0634d51349f73e

SHA256
9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

SHA512
82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

Download Submit
\Users\Admin\AppData\Local\Temp\9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7.dll
MD5
ce6fcef278ed50a52f7ce7a5a0275237

SHA1
8347631a5946982f8213d402fe0634d51349f73e

SHA256
9de7b578fd96d38732739fda275b42d12978cb9b99396cece3d3e5fcaac9e2f7

SHA512
82086cace720d6c38bbaa580a283bd5c99470d59182c5013eb3e0f12e9bcec94e37d79f3e277700606049e7f2c0a87287c3901e4aac5641ee9fc38d69839a80e

Download Submit
memory/112-68-0x0000000000000000-mapping.dmp

Download
memory/952-55-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp

Filesize
8KB

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

Download
memory/1172-67-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

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

Filesize
8KB

Download
memory/1172-63-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/1368-77-0x00000000009B0000-0x0000000000A2B000-memory.dmp

Filesize
492KB

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

Download
memory/1368-75-0x0000000000270000-0x0000000000312000-memory.dmp

Filesize
648KB

Download
memory/1368-78-0x0000000000C60000-0x0000000000DE0000-memory.dmp

Filesize
1.5MB

Download
memory/1368-79-0x0000000000270000-0x0000000000312000-memory.dmp

Filesize
648KB

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

Download
memory/1564-62-0x0000000001EA0000-0x0000000001F42000-memory.dmp

Filesize
648KB

Download
memory/1564-60-0x0000000000910000-0x000000000098B000-memory.dmp

Filesize
492KB

Download
memory/1564-61-0x00000000020D0000-0x0000000002250000-memory.dmp

Filesize
1.5MB

Download
memory/1564-58-0x0000000001EA0000-0x0000000001F42000-memory.dmp

Filesize
648KB

Download
memory/1564-57-0x00000000756C1000-0x00000000756C3000-memory.dmp

Filesize
8KB

Download
memory/1564-56-0x0000000000000000-mapping.dmp

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

Download
memory/1788-85-0x0000000000000000-mapping.dmp

Download
memory/2044-81-0x0000000000000000-mapping.dmp

Download
memory/2044-86-0x0000000000080000-0x00000000000A1000-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