qakbot | 3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868

General

Target

3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll
Size

628KB
MD5

e59bf97850b2ed7e5c92b409d328d030
SHA1

d9c51be1559b3f14afef91f52155634f52fa116e
SHA256

3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868
SHA512

023504215536111b6bdd5aac409ba71f0ba046d8c23244adcf014ec2f6f6902651cc40558edf9e4de6c34873ba12f907b4abb953229ac74ab14adcbd9a69f32e

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

2036 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

1280 schtasks.exe

pid	process
2036	regsvr32.exe

pid	process
1280	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Ovivnqi	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\2da1a29c = 16219a65397c2b85e445d1c1da8fb8c89b17368f99f8d1ac65520c99980c2fb98847bdeee53e056e7542e28c238d28b90f1448f68dc84e8f3c516fe9d986f3c47f95a7b091258ed817e70ba6ed05f4808b22	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\1a7f52ae = 3e8048e430d6f4d6d4785ea8d9c9	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\dfcb7a41 = 6c771f218d75ebc0499b954fad6a685be45f54862516695dd7305cdf55dcf6aaebb54b2c95a2273068321967a586226eab86e3c477f6b6aaad97d41e60624aa1df615bfa289dbcb42eb957385dd0ff150c757f1e048b6afed11774b663c3	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\a08215b7 = 9a7063f880bf64896e93b4c5073b1566d818c4	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\183e72d2 = 78c5548dd9c1f3f4d150ecf3d3f62aaffa32d9f1e0a26109682e23884d8dc4a7682f0db6804149f7b754fc473c6b7e700f974e8e9fac524108d37546dec26fcf4c53041529d8262937d07f7a600c3ff064b248ffdbf7ed131d2157472721936481d13e0e65f62893d753c4922fdd1cd4181a861d53c3bc0e64837fc6072e0b241fc6e015e2ad3d1f191707cdcd7abd5f9edf5b6fc7eb88353003454ba449346d0894e0a5649c	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\a2c335cb = 4a6799533da243809c62d15750054639bf649a3aa1824881be7fa1c6560a5967011de727a820b1be8ad6ecdc2eebb7bd62d133148956a6ea31d53fa1438237858c6a12fcfbda4a615d6908e97edabf8f2f4188870d2fc74d0893	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\67771d24 = 9da765260466447944987b2fba25d1cd023b	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\52e8cd6a = 8bca52f935e7dee9d6f61b150dab2e9303056c46b874c61e7963dd6faaca7686924679d9a6925b5d6df76ee036ef9f1772369dfd71e1006e124ee186b0a8cbd1c2b9e3151c1714abf5596b85cea405d8cef59838a51629	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ovivnqi\2da1a29c = 16218d65397c1eca46683a8f4cddab4edb3f1bacea5131313a381ff2923189195a21b1ea72d7335a3de35a8e4592e33a0c8a65dd07f8bcd20a33bd94989f80188b8ab650fd88c50c255ad766571bf0606218cb4475e78818c85018a581204df2e3f1a86e49cdf3	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1624 rundll32.exe
2036 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

1624 rundll32.exe
2036 regsvr32.exe

pid	process
1624	rundll32.exe
2036	regsvr32.exe

pid	process
1624	rundll32.exe
2036	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

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

description	pid	process	target process
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1388 wrote to memory of 1624	1388	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 1612	1624	rundll32.exe	explorer.exe
PID 1624 wrote to memory of 1612	1624	rundll32.exe	explorer.exe
PID 1624 wrote to memory of 1612	1624	rundll32.exe	explorer.exe
PID 1624 wrote to memory of 1612	1624	rundll32.exe	explorer.exe
PID 1624 wrote to memory of 1612	1624	rundll32.exe	explorer.exe
PID 1624 wrote to memory of 1612	1624	rundll32.exe	explorer.exe
PID 1612 wrote to memory of 1280	1612	explorer.exe	schtasks.exe
PID 1612 wrote to memory of 1280	1612	explorer.exe	schtasks.exe
PID 1612 wrote to memory of 1280	1612	explorer.exe	schtasks.exe
PID 1612 wrote to memory of 1280	1612	explorer.exe	schtasks.exe
PID 1484 wrote to memory of 1068	1484	taskeng.exe	regsvr32.exe
PID 1484 wrote to memory of 1068	1484	taskeng.exe	regsvr32.exe
PID 1484 wrote to memory of 1068	1484	taskeng.exe	regsvr32.exe
PID 1484 wrote to memory of 1068	1484	taskeng.exe	regsvr32.exe
PID 1484 wrote to memory of 1068	1484	taskeng.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 1068 wrote to memory of 2036	1068	regsvr32.exe	regsvr32.exe
PID 2036 wrote to memory of 1904	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1904	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1904	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1904	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1904	2036	regsvr32.exe	explorer.exe
PID 2036 wrote to memory of 1904	2036	regsvr32.exe	explorer.exe
PID 1904 wrote to memory of 1980	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1980	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1980	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1980	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1932	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1932	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1932	1904	explorer.exe	reg.exe
PID 1904 wrote to memory of 1932	1904	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1388

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn fchedkzo /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll\"" /SC ONCE /Z /ST 08:02 /ET 08:14
4⤵
- Creates scheduled task(s)
PID:1280

C:\Windows\system32\taskeng.exe
taskeng.exe {F23B1D93-BF5C-44DF-BFC5-7F267EC837E8} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2036

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\Sazgvli" /d "0"
5⤵
PID:1980

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\Plcoq" /d "0"
5⤵
PID:1932

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\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll
MD5
e59bf97850b2ed7e5c92b409d328d030

SHA1
d9c51be1559b3f14afef91f52155634f52fa116e

SHA256
3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868

SHA512
023504215536111b6bdd5aac409ba71f0ba046d8c23244adcf014ec2f6f6902651cc40558edf9e4de6c34873ba12f907b4abb953229ac74ab14adcbd9a69f32e

Download Submit
\??\PIPE\wkssvc
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
\Users\Admin\AppData\Local\Temp\3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868.dll
MD5
e59bf97850b2ed7e5c92b409d328d030

SHA1
d9c51be1559b3f14afef91f52155634f52fa116e

SHA256
3eeb2414cf302196ea30fb6b8128fae3487519b99447d13be300b3df92971868

SHA512
023504215536111b6bdd5aac409ba71f0ba046d8c23244adcf014ec2f6f6902651cc40558edf9e4de6c34873ba12f907b4abb953229ac74ab14adcbd9a69f32e

Download Submit
memory/1068-67-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp

Filesize
8KB

Download
memory/1612-63-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/1612-66-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/1612-65-0x0000000074281000-0x0000000074283000-memory.dmp

Filesize
8KB

Download
memory/1624-59-0x00000000002F0000-0x0000000000311000-memory.dmp

Filesize
132KB

Download
memory/1624-56-0x0000000000760000-0x0000000000800000-memory.dmp

Filesize
640KB

Download
memory/1624-61-0x00000000002A0000-0x00000000002E3000-memory.dmp

Filesize
268KB

Download
memory/1624-55-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

Filesize
8KB

Download
memory/1624-60-0x00000000002F0000-0x0000000000311000-memory.dmp

Filesize
132KB

Download
memory/1624-57-0x00000000002F0000-0x0000000000311000-memory.dmp

Filesize
132KB

Download
memory/1624-58-0x00000000002F0000-0x0000000000311000-memory.dmp

Filesize
132KB

Download
memory/1624-62-0x00000000002F0000-0x0000000000311000-memory.dmp

Filesize
132KB

Download
memory/1904-81-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/2036-71-0x0000000000350000-0x00000000003F0000-memory.dmp

Filesize
640KB

Download
memory/2036-75-0x00000000002A0000-0x00000000002C1000-memory.dmp

Filesize
132KB

Download
memory/2036-74-0x00000000002A0000-0x00000000002C1000-memory.dmp

Filesize
132KB

Download
memory/2036-76-0x00000000002A0000-0x00000000002C1000-memory.dmp

Filesize
132KB

Download
memory/2036-72-0x00000000002A0000-0x00000000002C1000-memory.dmp

Filesize
132KB

Download
memory/2036-73-0x00000000002A0000-0x00000000002C1000-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