qakbot | f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372

General

Target

f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
Size

638KB
MD5

2f3ba4d6bc146db4af54dffa1073f93e
SHA1

fdc0db26a493a618628468371d90c9693ce1cafb
SHA256

f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372
SHA512

a371041f26389fcb9137276115103564e39685d94c4d28da4f779fe689627cceebd415788e406d83ca145208e6a432815d4d597eab1d883609b4cd96a8322a3a

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

704 schtasks.exe

pid	process
1368	regsvr32.exe

pid	process
704	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\45c754b3 = 017141e721fcf1a9768121e6a68625b4ffd399625efce40c7e021027425bd373264e9781c4a32e93211507910c3ffe057455fea2d2ab47974f583d3b76de235b09de5b47d8a9070de40a9272f85332d3f0250026efb39de4	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\3a8e3b45 = 54c1d70cd87c7d1228f74f42fbbe4ea277da279f64eab2e6137148400d804c98f0f8da1a3012d499ffc3dc78d9d1a23e28fc7b4f3f5a5513cf28d4867d06e4c3322a608d84c777016e7cb2b0c11eba	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\82325c20 = eb956363a94163b09114e509272541e6eaf76f181f9203627a215ddc1661eba768db3874156c3bef96b7fb5134a6082a5a64634cae0685fa3e9f179869736ff797d0584564544c6cf0e2ac07021b128027dd5a2661b678fb0181f5eebf441ba0cb0e113b68bbdfffb504351993957a9b0f7f041be7221a	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\38cf1b39 = 20559a5bd08c75560cf62df86250e71217f3facf1cf4344cef55bdf76a80253ce6eb9b253883fb4737c428fd9ca719e108788656c8fd1a424d66747463b2aa086affb6977c	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\c8e4e398 = 6b3d48e06756c42e539e08b324c057835617cc81fb91195a90dd480838cc33942c41dee68a3d52bee24f04f003	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\b7ad8c6e = f2e07bb84271f7d6191824f59f8585f99a51ce66ebebfc55ab18236cb90f22cf11f66497e80045062984508bcea1d47912bb3da1465fc00ae1cdf4dc53ada4	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\b7ad8c6e = f2e06cb84271c216bbb70ec0d71415afbbbe632e0fd2b084a2d2e6d3f53a911e4c63290dd9d5e623a3bf	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\80737c5c = 44ec93492e77293bac7503bbecf6840b78336b32782e2bb699524efeb2fa705762d1dd4245040910758aa5bd0142636f723d05d0d6	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ddxcomwr\fd7b33d6 = 718c80ca8e2984eced879ec28c75415fe3d06085516f3e931a57ea6149987b568c606a16c765b20d29913942cdd2cccfed	explorer.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid	process
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	regsvr32.exe
868	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

868 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 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 976 wrote to memory of 868	976	regsvr32.exe	regsvr32.exe
PID 868 wrote to memory of 1204	868	regsvr32.exe	explorer.exe
PID 868 wrote to memory of 1204	868	regsvr32.exe	explorer.exe
PID 868 wrote to memory of 1204	868	regsvr32.exe	explorer.exe
PID 868 wrote to memory of 1204	868	regsvr32.exe	explorer.exe
PID 868 wrote to memory of 1204	868	regsvr32.exe	explorer.exe
PID 868 wrote to memory of 1204	868	regsvr32.exe	explorer.exe
PID 1204 wrote to memory of 704	1204	explorer.exe	schtasks.exe
PID 1204 wrote to memory of 704	1204	explorer.exe	schtasks.exe
PID 1204 wrote to memory of 704	1204	explorer.exe	schtasks.exe
PID 1204 wrote to memory of 704	1204	explorer.exe	schtasks.exe
PID 1920 wrote to memory of 848	1920	taskeng.exe	regsvr32.exe
PID 1920 wrote to memory of 848	1920	taskeng.exe	regsvr32.exe
PID 1920 wrote to memory of 848	1920	taskeng.exe	regsvr32.exe
PID 1920 wrote to memory of 848	1920	taskeng.exe	regsvr32.exe
PID 1920 wrote to memory of 848	1920	taskeng.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 848 wrote to memory of 1368	848	regsvr32.exe	regsvr32.exe
PID 1368 wrote to memory of 1940	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1940	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1940	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1940	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1940	1368	regsvr32.exe	explorer.exe
PID 1368 wrote to memory of 1940	1368	regsvr32.exe	explorer.exe
PID 1940 wrote to memory of 1628	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1628	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1628	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1628	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1804	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1804	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1804	1940	explorer.exe	reg.exe
PID 1940 wrote to memory of 1804	1940	explorer.exe	reg.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:976

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:868

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1204

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn veuynivvyx /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll\"" /SC ONCE /Z /ST 15:39 /ET 15:51
4⤵
- Creates scheduled task(s)
PID:704

C:\Windows\system32\taskeng.exe
taskeng.exe {47913BCA-0828-45AD-8F69-379D18D836A8} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1920

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:848

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.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:1940

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\Ojemq" /d "0"
5⤵
PID:1628

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\Bkeugy" /d "0"
5⤵
PID:1804

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\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
MD5
2f3ba4d6bc146db4af54dffa1073f93e

SHA1
fdc0db26a493a618628468371d90c9693ce1cafb

SHA256
f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372

SHA512
a371041f26389fcb9137276115103564e39685d94c4d28da4f779fe689627cceebd415788e406d83ca145208e6a432815d4d597eab1d883609b4cd96a8322a3a

Download Submit
\Users\Admin\AppData\Local\Temp\f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372.dll
MD5
2f3ba4d6bc146db4af54dffa1073f93e

SHA1
fdc0db26a493a618628468371d90c9693ce1cafb

SHA256
f56dd857614db24e125793c495809531c48684fa24f85ebb03bd35a085d85372

SHA512
a371041f26389fcb9137276115103564e39685d94c4d28da4f779fe689627cceebd415788e406d83ca145208e6a432815d4d597eab1d883609b4cd96a8322a3a

Download Submit
memory/704-66-0x0000000000000000-mapping.dmp

Download
memory/848-68-0x0000000000000000-mapping.dmp

Download
memory/868-61-0x00000000009F0000-0x0000000000A92000-memory.dmp

Filesize
648KB

Download
memory/868-57-0x00000000009F0000-0x0000000000A92000-memory.dmp

Filesize
648KB

Download
memory/868-55-0x0000000000000000-mapping.dmp

Download
memory/868-56-0x0000000075761000-0x0000000075763000-memory.dmp

Filesize
8KB

Download
memory/868-59-0x0000000002000000-0x000000000207B000-memory.dmp

Filesize
492KB

Download
memory/868-60-0x0000000002080000-0x0000000002200000-memory.dmp

Filesize
1.5MB

Download
memory/976-54-0x000007FEFBE61000-0x000007FEFBE63000-memory.dmp

Filesize
8KB

Download
memory/1204-65-0x00000000746B1000-0x00000000746B3000-memory.dmp

Filesize
8KB

Download
memory/1204-67-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/1204-63-0x0000000000000000-mapping.dmp

Download
memory/1204-62-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/1368-71-0x0000000000000000-mapping.dmp

Download
memory/1368-74-0x0000000000AC0000-0x0000000000B62000-memory.dmp

Filesize
648KB

Download
memory/1368-77-0x0000000000D20000-0x0000000000EA0000-memory.dmp

Filesize
1.5MB

Download
memory/1368-76-0x00000000002F0000-0x000000000036B000-memory.dmp

Filesize
492KB

Download
memory/1368-78-0x0000000000AC0000-0x0000000000B62000-memory.dmp

Filesize
648KB

Download
memory/1628-83-0x0000000000000000-mapping.dmp

Download
memory/1804-84-0x0000000000000000-mapping.dmp

Download
memory/1940-80-0x0000000000000000-mapping.dmp

Download
memory/1940-85-0x0000000000080000-0x00000000000A1000-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