Resubmissions
13-01-2022 09:19
220113-laarlahafl 1011-01-2022 07:00
220111-hszlwsfae5 1004-01-2022 11:08
220104-m8skqsagcq 10Analysis
-
max time kernel
599s -
max time network
601s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
11-01-2022 07:00
Static task
static1
Behavioral task
behavioral1
Sample
d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll
Resource
win7-en-20211208
General
-
Target
d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll
-
Size
945KB
-
MD5
bb17bf13123596ba3065efc74d625a3c
-
SHA1
b589b0dee84e30e205f242a8d429b1e231b5ec5b
-
SHA256
d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937
-
SHA512
40d6bb5bb741b43a03969c40acafbc621281ad9f4fa23d3a90f07e30b01eda95227af6b96a20d48712f08b2252069e711842d71d3f1e95374db44fb7845ab427
Malware Config
Extracted
qakbot
403.10
cullinan
1639333530
65.100.174.110:443
173.21.10.71:2222
140.82.49.12:443
190.73.3.148:2222
76.25.142.196:443
71.74.12.34:443
31.215.98.160:443
93.48.80.198:995
45.9.20.200:2211
41.228.22.180:443
109.12.111.14:443
63.143.92.99:995
120.150.218.241:995
94.60.254.81:443
86.148.6.51:443
218.101.110.3:995
216.238.71.31:443
207.246.112.221:443
216.238.72.121:443
216.238.71.31:995
207.246.112.221:995
216.238.72.121:995
186.64.87.195:443
73.151.236.31:443
78.191.12.29:995
67.165.206.193:993
68.186.192.69:443
65.100.174.110:8443
89.137.52.44:443
75.188.35.168:995
105.198.236.99:995
182.176.180.73:443
103.142.10.177:443
136.232.34.70:443
68.204.7.158:443
27.223.92.142:995
102.65.38.67:443
189.175.200.244:80
100.1.119.41:443
73.140.38.124:443
73.171.4.177:443
89.101.97.139:443
24.229.150.54:995
72.252.201.34:995
39.49.44.85:995
2.222.167.138:443
96.37.113.36:993
117.248.109.38:21
39.43.130.50:995
75.169.58.229:32100
24.55.112.61:443
27.5.4.111:2222
197.89.144.207:443
73.5.119.219:443
136.143.11.232:443
86.98.36.211:443
106.220.76.130:443
129.208.139.229:995
45.46.53.140:2222
190.229.210.128:465
91.178.126.51:995
189.18.181.24:995
185.53.147.51:443
-
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 404 regsvr32.exe -
Drops file in System32 directory 6 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat explorer.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 explorer.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE explorer.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies explorer.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 explorer.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE\t4[1] explorer.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Modifies data under HKEY_USERS 63 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\7551ecfa = f0ee0a804cf3d8dad6019870e5610d348560aa69312de99a92266a876d88b1600b10081724980ab8f060bac3f30469d128e4b0f18577b2912d5213b870e7cb90216ff4c1c3eed9e77db9a070169c59fe703a3c17636ccb explorer.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\f8725bd1 = 53dfc3685ae63880c18afeefefa33367a7e78a596fc54b277d explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\7551ecfa = f0ee1d804cf3ed2ad670cb029993db9176a1020d518d60f7648edbd40df8a9f62fc65cd2b6f20f398d31b009ac5a3e2f224b578675f2d614b7062e924fc4db2ba5b005d00f28e7e7252a6398689c1e3c7a073dbdefe9359793b1977f24fc0b2f5a710e639f135ed6cd183ece explorer.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" explorer.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" explorer.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\7551ecfa = f0ee1d804cf3ed2ad670cb029993db9176a1020d518d60f76587dad40df8a9f62fc65cd2b6f20f398d31b009ac5a3e2f224b578675f2d614b7062e924fc4db2ba5b005d00f28e7e7252a6398689c1e3c7a073dbdefe9359793b1977f24fc0b2f5a710e639f135ed6cd183ece explorer.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs explorer.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\40ce3cb4 = a7b7d3b1677f2e4f97552f6ce0619f5482dc8102f28e5d1d21e348ccc3e211a8f2e7951adb9a66c9a2b98beb51a06068b2c35ffbb50e749b90877e769b043b4f19ac99a90ab0406d7c02b4ebe6150330b230b399b8357906dc61311d07be135af00306d8ac971362d46bcdb7875ec5e10aaefc4c6c82151c14f0b6f36752ff573dbf7484a7a7960bfb7388cef6075977cf explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\fa337bad = f71b5f90f36aa5d24c3ea86595fe53fcde41877d6ba15388b17023049a61ecf8f86cfc8eaa6bf2f849f3c278c34d894888d0f4be855688b0facd3b7d4b9c22ad3082e71c059db62a448a90f3e75203bb83f36e9209011dd22ee834cf3a explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\a18830c = 8fadcd17f618f498d203de24f7c90b6f165d67b82c8a3c97829761577ae539cd6f82299dc866d468dc9f96de9a14ffa3fce2aacf0a785906e90d7e428c50315a88fc9edce4a97b8b063a88adb2bd339d32d6fdc1b28300c3c4898f3ef3690c explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\873b3427 = 840530a9a6939e2f648fa95fcdc429033715d0d30f0f explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\7551ecfa = f0ee14804cf3ed2ad670ca489e99d19879a903001c8663f1628cdae2f2f8dbad15b0a20f22f1ceedbe6e6771110f675eefb0474c31818e1817532726021cf12043979cb4856ece419254cafab65815a7030236023b0e57abdbdd284b92a8629a21c006e9f8603e4f1ba822525a66eff31d9ae9b390 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\428f1cc8 = 4c278c86f003c5200d84a720a03c1070936d912f36fa9bc4730092 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Azfluppfulm\3f875342 = 590a2499433fa45541651c38b4ccd2bb2bd5f8f33ef4242356f2cdb655a18c6cc1c5a0b5bbd045a07e9089f3559b98c3ee768be348b3f6d894bc364596940f01adaa6d50f8f8669fc10287fc695db68c6bc7 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs explorer.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2764 regsvr32.exe 2764 regsvr32.exe 404 regsvr32.exe 404 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2764 regsvr32.exe 404 regsvr32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 2724 wrote to memory of 2764 2724 regsvr32.exe regsvr32.exe PID 2724 wrote to memory of 2764 2724 regsvr32.exe regsvr32.exe PID 2724 wrote to memory of 2764 2724 regsvr32.exe regsvr32.exe PID 2764 wrote to memory of 1488 2764 regsvr32.exe explorer.exe PID 2764 wrote to memory of 1488 2764 regsvr32.exe explorer.exe PID 2764 wrote to memory of 1488 2764 regsvr32.exe explorer.exe PID 2764 wrote to memory of 1488 2764 regsvr32.exe explorer.exe PID 2764 wrote to memory of 1488 2764 regsvr32.exe explorer.exe PID 1488 wrote to memory of 3248 1488 explorer.exe schtasks.exe PID 1488 wrote to memory of 3248 1488 explorer.exe schtasks.exe PID 1488 wrote to memory of 3248 1488 explorer.exe schtasks.exe PID 1392 wrote to memory of 404 1392 regsvr32.exe regsvr32.exe PID 1392 wrote to memory of 404 1392 regsvr32.exe regsvr32.exe PID 1392 wrote to memory of 404 1392 regsvr32.exe regsvr32.exe PID 404 wrote to memory of 68 404 regsvr32.exe explorer.exe PID 404 wrote to memory of 68 404 regsvr32.exe explorer.exe PID 404 wrote to memory of 68 404 regsvr32.exe explorer.exe PID 404 wrote to memory of 68 404 regsvr32.exe explorer.exe PID 404 wrote to memory of 68 404 regsvr32.exe explorer.exe PID 68 wrote to memory of 712 68 explorer.exe reg.exe PID 68 wrote to memory of 712 68 explorer.exe reg.exe PID 68 wrote to memory of 1196 68 explorer.exe reg.exe PID 68 wrote to memory of 1196 68 explorer.exe reg.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn vaawgrbcpm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll\"" /SC ONCE /Z /ST 07:03 /ET 07:154⤵
- Creates scheduled task(s)
-
\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dll"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
-
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\Xaeyf" /d "0"4⤵
-
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\Xaegsffboze" /d "0"4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dllMD5
bb17bf13123596ba3065efc74d625a3c
SHA1b589b0dee84e30e205f242a8d429b1e231b5ec5b
SHA256d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937
SHA51240d6bb5bb741b43a03969c40acafbc621281ad9f4fa23d3a90f07e30b01eda95227af6b96a20d48712f08b2252069e711842d71d3f1e95374db44fb7845ab427
-
\Users\Admin\AppData\Local\Temp\d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937.exe.dllMD5
bb17bf13123596ba3065efc74d625a3c
SHA1b589b0dee84e30e205f242a8d429b1e231b5ec5b
SHA256d302a473d8f19884d38147d13ce87f54b897dad51fdc6490467bca62cc7ae937
SHA51240d6bb5bb741b43a03969c40acafbc621281ad9f4fa23d3a90f07e30b01eda95227af6b96a20d48712f08b2252069e711842d71d3f1e95374db44fb7845ab427
-
memory/68-127-0x0000000000000000-mapping.dmp
-
memory/68-131-0x0000000003160000-0x0000000003181000-memory.dmpFilesize
132KB
-
memory/68-130-0x0000000003750000-0x0000000003751000-memory.dmpFilesize
4KB
-
memory/404-124-0x0000000000000000-mapping.dmp
-
memory/404-126-0x0000000002D50000-0x0000000002D51000-memory.dmpFilesize
4KB
-
memory/712-128-0x0000000000000000-mapping.dmp
-
memory/1196-129-0x0000000000000000-mapping.dmp
-
memory/1488-121-0x0000000000C10000-0x0000000000C11000-memory.dmpFilesize
4KB
-
memory/1488-122-0x0000000000690000-0x00000000006B1000-memory.dmpFilesize
132KB
-
memory/1488-118-0x0000000000000000-mapping.dmp
-
memory/1488-120-0x0000000000C10000-0x0000000000C11000-memory.dmpFilesize
4KB
-
memory/2764-117-0x0000000010000000-0x00000000100F5000-memory.dmpFilesize
980KB
-
memory/2764-116-0x0000000002B10000-0x0000000002B33000-memory.dmpFilesize
140KB
-
memory/2764-115-0x0000000000000000-mapping.dmp
-
memory/3248-119-0x0000000000000000-mapping.dmp