Analysis
-
max time kernel
148s -
max time network
71s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
24-02-2021 20:16
Static task
static1
Behavioral task
behavioral1
Sample
3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll
Resource
win7v20201028
General
-
Target
3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll
-
Size
556KB
-
MD5
f01283c391c42a5c5527468f360fec76
-
SHA1
a4ce1db730abe04cbcb2ef4722bb683718a6daec
-
SHA256
3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b
-
SHA512
18753e095ded8f3ede7b194dba8e1fde6ae0173542ebee8ed73332404afd2afa1c3d5394c673cd26f500322aafdf1c2da79c262bf810ba52d56f82ff47f997f6
Malware Config
Extracted
qakbot
krk01
1611569149
31.5.21.66:995
89.3.198.238:443
202.188.138.162:443
188.24.128.253:443
175.141.219.71:443
151.60.15.183:443
184.189.122.72:443
80.227.5.70:443
140.82.49.12:443
89.211.241.100:995
81.97.154.100:443
77.27.174.49:995
92.154.83.96:2078
42.3.8.54:443
71.187.170.235:443
46.153.36.53:995
71.182.142.63:443
105.186.102.16:443
50.244.112.106:443
78.63.226.32:443
85.132.36.111:2222
68.186.192.69:443
75.136.40.155:443
68.225.60.77:995
144.139.47.206:443
79.129.121.81:995
98.121.187.78:443
75.67.192.125:443
216.201.162.158:443
2.50.2.216:443
75.136.26.147:443
84.72.35.226:443
172.78.30.215:443
105.198.236.99:443
83.110.102.100:443
193.248.221.184:2222
190.85.91.154:443
96.37.113.36:993
83.110.108.181:2222
88.233.91.244:443
95.77.223.148:443
207.246.77.75:2222
86.236.77.68:2222
207.246.77.75:443
45.63.107.192:995
77.211.30.202:995
149.28.99.97:443
207.246.77.75:8443
149.28.98.196:2222
207.246.116.237:995
207.246.116.237:8443
149.28.99.97:995
207.246.77.75:995
207.246.116.237:2222
45.77.115.208:443
45.32.211.207:995
149.28.101.90:8443
149.28.101.90:443
149.28.99.97:2222
172.115.177.204:2222
144.202.38.185:995
207.246.116.237:443
149.28.98.196:443
144.202.38.185:443
149.28.101.90:995
45.32.211.207:2222
45.32.211.207:443
45.32.211.207:8443
149.28.98.196:995
144.202.38.185:2222
45.63.107.192:443
149.28.101.90:2222
45.63.107.192:2222
45.77.115.208:2222
196.151.252.84:443
105.198.236.101:443
82.76.47.211:443
45.77.115.208:995
45.77.115.208:8443
213.60.147.140:443
92.59.35.196:2222
47.22.148.6:443
203.106.195.67:443
202.185.50.15:443
173.70.165.101:995
50.240.77.238:22
86.98.93.124:2078
172.87.157.235:3389
197.45.110.165:995
76.25.142.196:443
106.51.52.111:443
188.25.63.105:443
83.110.12.140:2222
64.121.114.87:443
50.29.166.232:995
217.133.54.140:32100
122.148.156.131:995
173.21.10.71:2222
45.46.53.140:2222
67.6.91.75:443
47.156.65.184:443
76.111.128.194:443
75.118.1.141:443
65.27.228.247:443
71.74.12.34:443
74.68.144.202:443
98.240.24.57:443
47.196.192.184:443
71.14.110.199:443
71.197.126.250:443
24.253.38.139:993
197.161.154.132:443
80.7.129.64:995
47.208.8.187:443
89.137.211.239:995
86.220.60.133:2222
94.53.92.42:443
78.97.207.104:443
106.250.150.98:443
67.8.103.21:443
41.39.134.183:443
2.50.161.6:2222
96.19.117.140:443
199.19.117.131:443
104.37.20.207:995
216.150.207.100:2222
189.222.111.204:443
73.216.60.90:2222
69.123.179.70:443
189.237.7.9:443
89.137.221.232:443
109.12.111.14:443
125.63.101.62:443
2.7.69.217:2222
89.211.247.202:443
201.130.149.43:995
186.155.151.167:443
201.127.37.219:443
151.205.102.42:443
189.210.115.207:443
97.69.160.4:2222
72.240.200.181:2222
72.252.201.69:443
172.87.134.226:995
209.210.187.52:995
209.210.187.52:443
108.46.145.30:443
24.229.150.54:995
186.84.90.232:443
80.11.5.65:2222
Signatures
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 900 regsvr32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 588 900 WerFault.exe regsvr32.exe -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000 rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service rundll32.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 17 IoCs
Processes:
rundll32.exeWerFault.exepid process 1384 rundll32.exe 1384 rundll32.exe 1384 rundll32.exe 1384 rundll32.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe 588 WerFault.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1384 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 588 WerFault.exe Token: SeBackupPrivilege 588 WerFault.exe Token: SeDebugPrivilege 588 WerFault.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 1048 wrote to memory of 1384 1048 rundll32.exe rundll32.exe PID 1048 wrote to memory of 1384 1048 rundll32.exe rundll32.exe PID 1048 wrote to memory of 1384 1048 rundll32.exe rundll32.exe PID 1384 wrote to memory of 1976 1384 rundll32.exe explorer.exe PID 1384 wrote to memory of 1976 1384 rundll32.exe explorer.exe PID 1384 wrote to memory of 1976 1384 rundll32.exe explorer.exe PID 1384 wrote to memory of 1976 1384 rundll32.exe explorer.exe PID 1384 wrote to memory of 1976 1384 rundll32.exe explorer.exe PID 1976 wrote to memory of 884 1976 explorer.exe schtasks.exe PID 1976 wrote to memory of 884 1976 explorer.exe schtasks.exe PID 1976 wrote to memory of 884 1976 explorer.exe schtasks.exe PID 3488 wrote to memory of 900 3488 regsvr32.exe regsvr32.exe PID 3488 wrote to memory of 900 3488 regsvr32.exe regsvr32.exe PID 3488 wrote to memory of 900 3488 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll,#12⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn dsujppz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll\"" /SC ONCE /Z /ST 21:17 /ET 21:294⤵
- Creates scheduled task(s)
-
\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dll"2⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 900 -s 5963⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dllMD5
ab335c2a416383c748615aed31707260
SHA16afaf5458cd0caef19db7755d5ef8aa7a6f39474
SHA256060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd
SHA5121acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd
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\Users\Admin\AppData\Local\Temp\3a3c6a24c92122aed7b59bbf11bb4dd3336f8d8c4cac465019b378c413115b4b.dllMD5
ab335c2a416383c748615aed31707260
SHA16afaf5458cd0caef19db7755d5ef8aa7a6f39474
SHA256060fd250d8ef9ae8a143790cbd787ac09516c58ba60eda57aa68b412d58ef2cd
SHA5121acb60cbcb5ecd9280395567670ed965267e7ca5f42df5bac889457d10d122b650c267252e9520b76be814c4414f320ca7cc5eb62bbf7cd970ec2b88cbf161fd
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memory/588-12-0x00000000032A0000-0x00000000032A1000-memory.dmpFilesize
4KB
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memory/884-6-0x0000000000000000-mapping.dmp
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memory/900-10-0x0000000000000000-mapping.dmp
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memory/1384-2-0x0000000000000000-mapping.dmp
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memory/1384-3-0x0000000010000000-0x0000000010035000-memory.dmpFilesize
212KB
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memory/1384-4-0x0000000000740000-0x0000000000741000-memory.dmpFilesize
4KB
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memory/1976-5-0x0000000000000000-mapping.dmp
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memory/1976-7-0x0000000002E10000-0x0000000002E45000-memory.dmpFilesize
212KB
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memory/1976-8-0x0000000002E10000-0x0000000002E45000-memory.dmpFilesize
212KB