Analysis
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max time kernel
149s -
max time network
23s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
30-09-2021 20:19
Static task
static1
Behavioral task
behavioral1
Sample
fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll
Resource
win7-en-20210920
General
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Target
fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll
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Size
429KB
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MD5
37d8f5cca1e2e57245fda59f0162318d
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SHA1
c0a3f05e3d75ad3dbef330959e81899081005598
-
SHA256
fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36
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SHA512
e15fbe407fae2a703a3da45d4431e75aefef921715cf44245a4ca6a9db2fd4571b720e6d23840b8b6b9a2b0fb54b0910895c77f07c795850d6fe6cb2d5d1b878
Malware Config
Extracted
qakbot
402.363
tr
1632817399
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
45.46.53.140:2222
173.25.166.81:443
103.148.120.144:443
173.21.10.71:2222
186.18.205.199:995
71.74.12.34:443
67.165.206.193:993
47.40.196.233:2222
68.204.7.158:443
24.229.150.54:995
109.12.111.14:443
177.130.82.197:2222
72.252.201.69:443
24.55.112.61:443
24.139.72.117:443
187.156.138.172:443
71.80.168.245:443
105.157.55.133:995
82.77.137.101:995
173.234.155.233:443
75.188.35.168:443
5.238.149.235:61202
73.77.87.137:443
182.176.112.182:443
96.37.113.36:993
162.244.227.34:443
92.59.35.196:2222
196.218.227.241:995
68.207.102.78:443
2.188.27.77:443
189.210.115.207:443
181.163.96.53:443
75.107.26.196:465
185.250.148.74:2222
68.186.192.69:443
Signatures
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 852 regsvr32.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 10 IoCs
Processes:
explorer.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\1b4cc33a = 7e46fe1624dc001e4e8ef5f72e1c5515018b2ef9c6e0af487e4e1e9e41dfe676ac6e2af4e9db70bac0ce435000611da2f5058d07d30041d7f6471fe7c787cbd384321d789305f1baae5fd0400f93ddd1a1c0c6760c7f831baa explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\66448cb0 = 1203936f9c797e52c80e9bffca1239034ab07af942ceee5873ff5c3f39bc23c4fe3261c90e95c799695ab03482559c884ba6f245518141874151ed0309c1762251708d22c1ca01cfef3d924fd05c54a90534ea408e21871fdcacccc1b3a77bbcfcf3779eaf2ff8ed9a1a8b3d3b4396 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\190de346 = 56271634a2f6ef254658764b499715a348612ed01dd9386283d0f507486cb4643086730de0827e392686578d43783c43d5e239571f3a5e17ec85f914791d4f9160de37c92f8b05a000547370239dea20bc17c4ff45af14aace0501b0b579f01371fe2eac4163af9cc297ec83e2b454f82e38 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\942e546d = 212a74294d5c0a2a78857db92f9fef83a2487246969233fb14541a4edca2469f953188a1eae7993d5637afa226dd8f0952b60fb8 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\a3f0a45f = c8ba180b6033384be2ece6e467ef809675cc3a5c302fd84a419b441385442eed7c27abeb08c43744dded08c5395ac8895d6493df1090b2031901b437c0 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\def8ebd5 = 0040b892fe68584f5ee1ffd377dc37bfdc61ce3330d42b6cf49ba5993ee7f0358e880126af13a182b943a28152a35d9795a18490311b8d26c85f6def3e17de explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\eb673b9b = b286e76dcb6df257b51a17a0c109dc2fa8357af77ae3f9024ff864b5afca37343a0b5a76838fef622d40c173f07f92bdeabe8f018ac511ebe99a25a6a2c408b7f123501c6cbf44434d8cdfaadeecf09d11e7a86cc623b087c2ac5774ea30e64ef8097eecb65f2d71a3 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\942e546d = 212a63294d5c3f93dc7284469d788c06dc3a3ea6212d0a53b3d33d880d0a87f8a59ea30c3f3744d94f0d0b4fd796fdd76607d0561aec643575b6cbbed7c4ec290608f2670dbed6af55 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yibssyj explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Yibssyj\a1b18423 = 913c75f6427fa3b7ed93282fc6f5b5ca8f5ee16e31f37daa2efbc5952ae18a23d471d4737cea91ac55a4ae3a1f9d16f8cc74962632104aa0125192ce4668f37231674a3d8f584dbbee9f68a5938b0de8c14fa54c7a4e1536e624c3a44973e230d169049ed7bff10e7fef984faa987a1703faaf273aa642312c42340435c2107c68fafbb31e22957097fdd99872b90bfab6ad9a637be49dfc0703d6d43e7768c6029d2c6624317599033624a1acf777ad13c2ccc1f7255ac5400087e878a46bbcaa7c8e21 explorer.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exeregsvr32.exepid process 1596 rundll32.exe 852 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
rundll32.exeregsvr32.exepid process 1596 rundll32.exe 852 regsvr32.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1540 wrote to memory of 1596 1540 rundll32.exe rundll32.exe PID 1596 wrote to memory of 1172 1596 rundll32.exe explorer.exe PID 1596 wrote to memory of 1172 1596 rundll32.exe explorer.exe PID 1596 wrote to memory of 1172 1596 rundll32.exe explorer.exe PID 1596 wrote to memory of 1172 1596 rundll32.exe explorer.exe PID 1596 wrote to memory of 1172 1596 rundll32.exe explorer.exe PID 1596 wrote to memory of 1172 1596 rundll32.exe explorer.exe PID 1172 wrote to memory of 796 1172 explorer.exe schtasks.exe PID 1172 wrote to memory of 796 1172 explorer.exe schtasks.exe PID 1172 wrote to memory of 796 1172 explorer.exe schtasks.exe PID 1172 wrote to memory of 796 1172 explorer.exe schtasks.exe PID 1508 wrote to memory of 1192 1508 taskeng.exe regsvr32.exe PID 1508 wrote to memory of 1192 1508 taskeng.exe regsvr32.exe PID 1508 wrote to memory of 1192 1508 taskeng.exe regsvr32.exe PID 1508 wrote to memory of 1192 1508 taskeng.exe regsvr32.exe PID 1508 wrote to memory of 1192 1508 taskeng.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 852 1192 regsvr32.exe regsvr32.exe PID 852 wrote to memory of 1940 852 regsvr32.exe explorer.exe PID 852 wrote to memory of 1940 852 regsvr32.exe explorer.exe PID 852 wrote to memory of 1940 852 regsvr32.exe explorer.exe PID 852 wrote to memory of 1940 852 regsvr32.exe explorer.exe PID 852 wrote to memory of 1940 852 regsvr32.exe explorer.exe PID 852 wrote to memory of 1940 852 regsvr32.exe explorer.exe PID 1940 wrote to memory of 1868 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1868 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1868 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1868 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1400 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1400 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1400 1940 explorer.exe reg.exe PID 1940 wrote to memory of 1400 1940 explorer.exe reg.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll,#12⤵
- 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 wflsgdv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll\"" /SC ONCE /Z /ST 20:21 /ET 20:334⤵
- Creates scheduled task(s)
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C:\Windows\system32\taskeng.exetaskeng.exe {6533DA62-787B-4971-A6CB-A8D4432B5734} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exeC:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Kqetgokoj" /d "0"5⤵
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C:\Windows\system32\reg.exeC:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Btaawcooa" /d "0"5⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dllMD5
37d8f5cca1e2e57245fda59f0162318d
SHA1c0a3f05e3d75ad3dbef330959e81899081005598
SHA256fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36
SHA512e15fbe407fae2a703a3da45d4431e75aefef921715cf44245a4ca6a9db2fd4571b720e6d23840b8b6b9a2b0fb54b0910895c77f07c795850d6fe6cb2d5d1b878
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\??\PIPE\wkssvcMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dllMD5
37d8f5cca1e2e57245fda59f0162318d
SHA1c0a3f05e3d75ad3dbef330959e81899081005598
SHA256fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36
SHA512e15fbe407fae2a703a3da45d4431e75aefef921715cf44245a4ca6a9db2fd4571b720e6d23840b8b6b9a2b0fb54b0910895c77f07c795850d6fe6cb2d5d1b878
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memory/796-60-0x0000000000000000-mapping.dmp
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memory/852-75-0x0000000000190000-0x0000000000191000-memory.dmpFilesize
4KB
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memory/852-70-0x0000000010000000-0x0000000010082000-memory.dmpFilesize
520KB
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memory/852-66-0x0000000000000000-mapping.dmp
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memory/1172-57-0x0000000000000000-mapping.dmp
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memory/1172-59-0x0000000074E81000-0x0000000074E83000-memory.dmpFilesize
8KB
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memory/1172-62-0x0000000000130000-0x0000000000151000-memory.dmpFilesize
132KB
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memory/1192-64-0x000007FEFC391000-0x000007FEFC393000-memory.dmpFilesize
8KB
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memory/1192-63-0x0000000000000000-mapping.dmp
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memory/1400-78-0x0000000000000000-mapping.dmp
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memory/1596-53-0x0000000000000000-mapping.dmp
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memory/1596-61-0x0000000000170000-0x0000000000171000-memory.dmpFilesize
4KB
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memory/1596-55-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/1596-56-0x0000000010000000-0x0000000010082000-memory.dmpFilesize
520KB
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memory/1596-54-0x0000000075A71000-0x0000000075A73000-memory.dmpFilesize
8KB
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memory/1868-77-0x0000000000000000-mapping.dmp
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memory/1940-71-0x0000000000000000-mapping.dmp
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memory/1940-76-0x0000000000080000-0x00000000000A1000-memory.dmpFilesize
132KB