qakbot | 41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc

General

Target

41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll
Size

472KB
MD5

cafa0dc9bed83ab89331b03f575a6bc7
SHA1

79f19eda2943d515dd0c3ad80278cacac7826a05
SHA256

41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc
SHA512

b9f60725b9cc30e7f6c0f934bc9a1af0b6ffa92389b171e0477f56e1674a0a2530d07c31985e9dd19b055fa35a995f22ba667e51c785ad7f77f2f3f71fc14c37

Score

10^/10

qakbot tr 1632817399 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1632817399

C2

105.198.236.99:443

140.82.49.12:443

37.210.152.224:995

89.101.97.139:443

81.241.252.59:2078

27.223.92.142:995

81.250.153.227:2222

73.151.236.31:443

47.22.148.6:443

122.11.220.212:2222

120.151.47.189:443

199.27.127.129:443

216.201.162.158:443

136.232.34.70:443

76.25.142.196:443

181.118.183.94:443

120.150.218.241:995

185.250.148.74:443

95.77.223.148:443

75.66.88.33:443

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

3576 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

3144 schtasks.exe

pid	process
3576	regsvr32.exe

pid	process
3144	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\39b9fffe = fa0615684c21c25b7ffcb9e0eb164ee67edefff9904b3b5964d537af73f71dc20d286b69f80479fe78e7464528769e6592aa566674fd8a3e3002b56e43c73144e01c08bec9f40dc3d38653d7e1b38450d3e4dbda181f0092edd4fc37521f116dfe3c404416a55a84e8ab1b544161715591b6dbddb3474cf80f0801251361fa82d6d32b9b15157376bf83ccabf0aa01180b593f817a9e3352f3f26612aa420d84a79dadc74369df6635b279172978	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\736f4046 = cc88162f3bbc3eeee5f37390050887280831fcb62ce144139f4098e162ce62a7a74e48de0028357cf97c671be38b493f106cf513f683e461b44643eccfcc1f0644a7f953905b779ff73aeef5125c	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\c262fb0 = bbc4c24f6f291370dc6646e32f33f3933d49c3f9369906fc2f59bdaebd12f363e63a9f9b345099e13fead0c8b2aa28270f044e74f72757bbffefa545d69d65018cdf419dea17001c7b0fd00b0716eb1c5cfecc45aa4c0d57586ccacb	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\c262fb0 = bbc4d54f6f29264034ef0717a15df6b7f207fffd48cb1372b861c7a9b78a16484ed4ad6e756b60f36ae0cefb2377a21267041361fc238fc05e36109aab03bda7a8bb3edb19167c	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\3bf8df82 = 15722e2bce20a93cdddf6f1dd1841450df001b223da3679dd214f9747f209ef45f050f413d1de1a019e418a6080e7e4431b3131df090f907f4c331a51163506fe9	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\8344b8e7 = 0e26c4c46edd5eea31a5e4a59e80e39632a929fef959d371268ccb2c0c19645f9ad682d39342d62367b1bbf0674c3ada1d92b54270b8662c23b3	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\fe4cf76d = aeaf9df11ab3ffd7fbcd3be854031ebd75c94205b25b15724d9f0d07578219109f7b6323481888aedf0ea77a0c4d2ffd0184a4a228f99baee28303379e1825e34fd01682d8fe2b39ecae9d9362b183d69a0f0d09	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\46f09008 = 5443dad5712bfa69bc89b17249bd3d0e6e6f3f4502a15c24bf806667ca324bad26d4353aca62018166694237d693efd41485655291072183d4ff4594c164020b092e9f3baab20e2f6b2a79952628be3f9d633ae83c4784aff91462472c6aeb4254714b3a3755aa33829a4b00c34e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Plexgpn\8105989b = 74000bd4f75cd1ed5a1d5704d2453ab1454f07d3724712ef253b639de435f353af245f6eb4c49f45b3158d2ea1e743355afab9193c18696a9b1298fd609bce56e5e7e648ceb475f61c66ec2ece8508061ee8f46c63bd639dc9a5c1ab2120be0fa071b5364dda2665976a	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

908 rundll32.exe
908 rundll32.exe
3576 regsvr32.exe
3576 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

908 rundll32.exe
3576 regsvr32.exe

pid	process
908	rundll32.exe
908	rundll32.exe
3576	regsvr32.exe
3576	regsvr32.exe

pid	process
908	rundll32.exe
3576	regsvr32.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

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

description	pid	process	target process
PID 644 wrote to memory of 908	644	rundll32.exe	rundll32.exe
PID 644 wrote to memory of 908	644	rundll32.exe	rundll32.exe
PID 644 wrote to memory of 908	644	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 3108	908	rundll32.exe	explorer.exe
PID 908 wrote to memory of 3108	908	rundll32.exe	explorer.exe
PID 908 wrote to memory of 3108	908	rundll32.exe	explorer.exe
PID 908 wrote to memory of 3108	908	rundll32.exe	explorer.exe
PID 908 wrote to memory of 3108	908	rundll32.exe	explorer.exe
PID 3108 wrote to memory of 3144	3108	explorer.exe	schtasks.exe
PID 3108 wrote to memory of 3144	3108	explorer.exe	schtasks.exe
PID 3108 wrote to memory of 3144	3108	explorer.exe	schtasks.exe
PID 3732 wrote to memory of 3576	3732	regsvr32.exe	regsvr32.exe
PID 3732 wrote to memory of 3576	3732	regsvr32.exe	regsvr32.exe
PID 3732 wrote to memory of 3576	3732	regsvr32.exe	regsvr32.exe
PID 3576 wrote to memory of 2604	3576	regsvr32.exe	explorer.exe
PID 3576 wrote to memory of 2604	3576	regsvr32.exe	explorer.exe
PID 3576 wrote to memory of 2604	3576	regsvr32.exe	explorer.exe
PID 3576 wrote to memory of 2604	3576	regsvr32.exe	explorer.exe
PID 3576 wrote to memory of 2604	3576	regsvr32.exe	explorer.exe
PID 2604 wrote to memory of 3100	2604	explorer.exe	reg.exe
PID 2604 wrote to memory of 3100	2604	explorer.exe	reg.exe
PID 2604 wrote to memory of 2312	2604	explorer.exe	reg.exe
PID 2604 wrote to memory of 2312	2604	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:644

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:3108

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn qkoshqi /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll\"" /SC ONCE /Z /ST 18:41 /ET 18:53
4⤵
- Creates scheduled task(s)
PID:3144

\??\c:\windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll"
1⤵
- Suspicious use of WriteProcessMemory
PID:3732

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3576

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:2604

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\Muogayrj" /d "0"
4⤵
PID:3100

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\Yiifjo" /d "0"
4⤵
PID:2312

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\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll
MD5
cafa0dc9bed83ab89331b03f575a6bc7

SHA1
79f19eda2943d515dd0c3ad80278cacac7826a05

SHA256
41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc

SHA512
b9f60725b9cc30e7f6c0f934bc9a1af0b6ffa92389b171e0477f56e1674a0a2530d07c31985e9dd19b055fa35a995f22ba667e51c785ad7f77f2f3f71fc14c37

Download Submit
\Users\Admin\AppData\Local\Temp\41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc.dll
MD5
cafa0dc9bed83ab89331b03f575a6bc7

SHA1
79f19eda2943d515dd0c3ad80278cacac7826a05

SHA256
41dd0bd719d55ba7aad212f014ab9ca3f53451d2764a4d2131ca4b56cd7e89bc

SHA512
b9f60725b9cc30e7f6c0f934bc9a1af0b6ffa92389b171e0477f56e1674a0a2530d07c31985e9dd19b055fa35a995f22ba667e51c785ad7f77f2f3f71fc14c37

Download Submit
memory/908-115-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

Download
memory/908-116-0x0000000010000000-0x0000000010085000-memory.dmp

Filesize
532KB

Download
memory/908-117-0x0000000003610000-0x000000000369E000-memory.dmp

Filesize
568KB

Download
memory/908-114-0x0000000000000000-mapping.dmp

Download
memory/2312-132-0x0000000000000000-mapping.dmp

Download
memory/2604-129-0x0000000000000000-mapping.dmp

Download
memory/2604-130-0x0000000000A40000-0x0000000000A61000-memory.dmp

Filesize
132KB

Download
memory/3100-131-0x0000000000000000-mapping.dmp

Download
memory/3108-118-0x0000000000000000-mapping.dmp

Download
memory/3108-122-0x0000000003120000-0x0000000003141000-memory.dmp

Filesize
132KB

Download
memory/3144-119-0x0000000000000000-mapping.dmp

Download
memory/3576-128-0x0000000002900000-0x0000000002901000-memory.dmp

Filesize
4KB

Download
memory/3576-127-0x0000000010000000-0x0000000010085000-memory.dmp

Filesize
532KB

Download
memory/3576-124-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads