Analysis
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max time kernel
140s -
max time network
120s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
27-09-2021 13:11
Static task
static1
Behavioral task
behavioral1
Sample
test.test.dll
Resource
win7v20210408
General
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Target
test.test.dll
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Size
833KB
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MD5
97406f2cee93cdb660848c99e6d291e6
-
SHA1
17aa4ce85e931fdf383b864144a3c1b6e68f91e2
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SHA256
336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da
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SHA512
4884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef
Malware Config
Extracted
qakbot
402.343
tr
1632730751
95.77.223.148:443
47.22.148.6:443
89.101.97.139:443
27.223.92.142:995
120.151.47.189:443
136.232.34.70:443
120.150.218.241:995
185.250.148.74:443
181.118.183.94:443
140.82.49.12:443
67.165.206.193:993
103.148.120.144:443
71.74.12.34:443
76.25.142.196:443
73.151.236.31:443
173.21.10.71:2222
75.188.35.168:443
2.178.88.145:61202
71.80.168.245:443
45.46.53.140:2222
109.12.111.14:443
105.198.236.99:443
73.77.87.137:443
41.248.239.221:995
182.176.112.182:443
96.37.113.36:993
75.66.88.33:443
162.244.227.34:443
24.229.150.54:995
216.201.162.158:443
92.59.35.196:2222
196.218.227.241:995
24.139.72.117:443
68.207.102.78:443
72.252.201.69:443
2.188.27.77:443
177.130.82.197:2222
68.204.7.158:443
189.210.115.207:443
181.163.96.53:443
24.55.112.61:443
75.107.26.196:465
185.250.148.74:2222
68.186.192.69:443
24.152.219.253:995
50.29.166.232:995
Signatures
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 972 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\Gaehiqqtokdbji\2b9299b6 = 79f4d77769a1f5891a97bdaadb3fcc7f367c7339fb5700e1ca0b9bdbbeca8bf88c27e0038bcfe13bbe5775945e32e17972e03b067cb44366e0a3eb8eb17037a61ae620dd9e6a37f0544cbbcea8 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\1e0d49f8 = a00061f577adbf04eb2a3c89461837a4250f0bbd54e5ddb1f970477cf03f51d64c9c0f096698cda0961936b36540a3df2ec01454deaabb448ac2dee0ff83d807f8776d12c958ce2f6d17a21c155e40135ec282cce52b31f43ad238b83509422517bad6c13c1494722c9f673b190110e181a8793b373a6b17b03799c6529489000d14 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\a4f00ee1 = f24c6f8cdbea236fd7782fd46240fb547cd4669ae1bdd5f9364b7a8f9120b73d24f61b0e23eaf2da4055792e9b9fc83d0dec7c262b explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\d9f8416b = 269391a1777b6c53c2a1fcbe22e94983c35b7f45bf20a1d0ea2c060585d9a4ffc97689eabf07ba0ac1933e03413a540c8a132ec5772b47159395fd8abf10f92b10b3b3d7006c091f25 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\54dbf640 = c1039c16c60f22033cf1dbfc4ea86e352fdb87d3acd40ab60aea4a2e7d22ccbdfdbfa066f5395dc7e3c63b4980135951982344a5419447d4ec9c940fba7f10ce3c47579f9f8891722ceaa48b13a043d84023fb77cb9fce9c17 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\2b9299b6 = 79f4c07769a1c0770f7303e54c39b5eb1f41360434824aa1f05b86c1bd4f7be21f9695727f5f51b22c9d9bf1a49e8d80b90f1d273ece1b1bcfb4a44b106687d74f9f06a61e7da54712b33714161ef01e569551d759806362dd18cedcd030f519fb0f explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\6144260e = 91bba3f616dda5c30d1d781871749d4ebe43ff29067d57893dc34a9cc8679fd6afabff9e63a2fc9c0661d353851fdcf95f1aa1118f2f28d51300d5272193a7e087fea47e6357c4bfb0d4314fc28790bd8e5709c63ef04186df774962ebf5b27d explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\a6b12e9d = 6a11f0d227cded9401f81a74a2abae45b37bce266c43730ddf926521f403f146ddd93972a4ff516a6e147a51f40a13374412c49c7b94f52fbb34d4d70d9a752bb09e8e5d7bf20ef2059feb20593e06822e23d0fbc38a9252053e68240709dad42653 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Gaehiqqtokdbji\1c4c6984 = b9fae511d784c24c6510bd16da082ff2a7ceb474d6a2439f7eeeaaa85149cb85bcc354ed2eefe2f7e81910711f68509289a8dcf7d08b2d25d007fd1babbeb3fa3ab7d57f653145a440f75c350ca1a8 explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exeregsvr32.exepid process 2192 rundll32.exe 2192 rundll32.exe 972 regsvr32.exe 972 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
rundll32.exeregsvr32.exepid process 2192 rundll32.exe 972 regsvr32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 2072 wrote to memory of 2192 2072 rundll32.exe rundll32.exe PID 2072 wrote to memory of 2192 2072 rundll32.exe rundll32.exe PID 2072 wrote to memory of 2192 2072 rundll32.exe rundll32.exe PID 2192 wrote to memory of 2500 2192 rundll32.exe explorer.exe PID 2192 wrote to memory of 2500 2192 rundll32.exe explorer.exe PID 2192 wrote to memory of 2500 2192 rundll32.exe explorer.exe PID 2192 wrote to memory of 2500 2192 rundll32.exe explorer.exe PID 2192 wrote to memory of 2500 2192 rundll32.exe explorer.exe PID 2500 wrote to memory of 2680 2500 explorer.exe schtasks.exe PID 2500 wrote to memory of 2680 2500 explorer.exe schtasks.exe PID 2500 wrote to memory of 2680 2500 explorer.exe schtasks.exe PID 1104 wrote to memory of 972 1104 regsvr32.exe regsvr32.exe PID 1104 wrote to memory of 972 1104 regsvr32.exe regsvr32.exe PID 1104 wrote to memory of 972 1104 regsvr32.exe regsvr32.exe PID 972 wrote to memory of 3564 972 regsvr32.exe explorer.exe PID 972 wrote to memory of 3564 972 regsvr32.exe explorer.exe PID 972 wrote to memory of 3564 972 regsvr32.exe explorer.exe PID 972 wrote to memory of 3564 972 regsvr32.exe explorer.exe PID 972 wrote to memory of 3564 972 regsvr32.exe explorer.exe PID 3564 wrote to memory of 844 3564 explorer.exe reg.exe PID 3564 wrote to memory of 844 3564 explorer.exe reg.exe PID 3564 wrote to memory of 1908 3564 explorer.exe reg.exe PID 3564 wrote to memory of 1908 3564 explorer.exe reg.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.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 bkuaadxv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\test.test.dll\"" /SC ONCE /Z /ST 13:13 /ET 13:254⤵
- Creates scheduled task(s)
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\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"2⤵
- 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.exe3⤵
- 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\Muxnpibpks" /d "0"4⤵
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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\Hztooqixfr" /d "0"4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\test.test.dllMD5
97406f2cee93cdb660848c99e6d291e6
SHA117aa4ce85e931fdf383b864144a3c1b6e68f91e2
SHA256336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da
SHA5124884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef
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\Users\Admin\AppData\Local\Temp\test.test.dllMD5
97406f2cee93cdb660848c99e6d291e6
SHA117aa4ce85e931fdf383b864144a3c1b6e68f91e2
SHA256336cdd146beca939c6d1e3e3c00cc10ec2d6e859a18d350bff937ad5194c27da
SHA5124884d65111c7da44832d30eb0cd7bcee9aceb6de24a610eb0709960d1276ad963214b8c620b14960a43319b0d77da7af3f622a5d6f1d36f31190ac2c641be4ef
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memory/844-131-0x0000000000000000-mapping.dmp
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memory/972-129-0x0000000000B40000-0x0000000000BEE000-memory.dmpFilesize
696KB
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memory/972-125-0x0000000000000000-mapping.dmp
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memory/972-128-0x0000000072E90000-0x0000000072FF8000-memory.dmpFilesize
1.4MB
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memory/972-127-0x0000000072E90000-0x0000000072EB1000-memory.dmpFilesize
132KB
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memory/1908-132-0x0000000000000000-mapping.dmp
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memory/2192-118-0x0000000002A20000-0x0000000002A21000-memory.dmpFilesize
4KB
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memory/2192-117-0x00000000741A0000-0x0000000074308000-memory.dmpFilesize
1.4MB
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memory/2192-115-0x0000000000000000-mapping.dmp
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memory/2192-116-0x00000000741A0000-0x00000000741C1000-memory.dmpFilesize
132KB
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memory/2500-119-0x0000000000000000-mapping.dmp
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memory/2500-123-0x0000000002A10000-0x0000000002A31000-memory.dmpFilesize
132KB
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memory/2680-120-0x0000000000000000-mapping.dmp
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memory/3564-130-0x0000000000000000-mapping.dmp
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memory/3564-134-0x00000000031D0000-0x00000000031D1000-memory.dmpFilesize
4KB
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memory/3564-135-0x0000000002EE0000-0x0000000002F01000-memory.dmpFilesize
132KB