Analysis
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max time kernel
146s -
max time network
111s -
platform
windows10_x64 -
resource
win10v20210408 -
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
-
Size
429KB
-
MD5
37d8f5cca1e2e57245fda59f0162318d
-
SHA1
c0a3f05e3d75ad3dbef330959e81899081005598
-
SHA256
fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36
-
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 1816 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\Naqicrixqh\603662da = 7e83907a6c04745bf5e66e68054fdfa09b8546bc5eeb1d41e594455770258e9cca71d35e902120139a2477535abcfc9c027e93ace8 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\a5824a35 = cb5ad61054cf9c3d4c55f125455fe5a39de54cdf80c6ac37594820174b78506f237fb0bba9db40580f42213d4ac0b0d7c6b4a3b2f3be83a4d4b1f74fb5c0effde95ec2d1dad60904a5e1c667e03c5c1744f7289a3b627966da8a4152b816 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\1d3e2d50 = d6eaca18d7107aa8e8269622d5087e127d1f8c51193c3c71aa934cc9715adebe97cd18715d6f84b4f60fe57b8529bff808faed95437fea517cd29dab0371689ee71c019cb45f9d003730696edc88f50b9dda18038de8574413a9ba7682450a41eb7939ec608af9a69f explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\dacb25c3 = dbe5c24fde8987eacbf9407c27bd5aff7f9680d807e513d640 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\28a1fd1e = 281757602f2896937ac8f7db9208f12059f766a62a7307832380d42d5af2090ee0c45358b793e68d6dd45c9d8061ec58a59285e56dcd3881a0b08bf72588fa89401c797073424e4c55748b7a5b3e5499716db8857f4b036c2835a9dce923ffad2a explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\57e892e8 = b9f1b8305db34d0296c9a31ca71a6204a60abb21850f09156593f16a13a84745c15d34112dc7ad1cb93543cb9dc6962a60d474409822df34247f0c5da5ce9991c34b05b25567283540d4ea3661bfc921be57d436716bf5c83fd8e6577845ebefeb409a156c7ebcdeba53ee758140e6c9ce1a982640a16dd7df3814 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\57e892e8 = b9f1af305db378280c540cedf6d9e60073db3616ada5758a9d516cdb24211021d2570b00d198363b3c53a7f956a4e74128ccd3f3471cc1f058386336018669678b11b3a4140efbb3a12b179b8e1a7050c8c8708d2abccff6e41821df379b48c478147d7c5236 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\627742a6 = a413db486e73c4a36b02205bc038fba1e873baf721df3b0ebaf4da3c175a7aa991b2c34ced1d1abd3ff7551e5613f099f4de16a036a62b252288810b06dd153e0e689b6dcfe7dee19ee868baae811a620b9e1fe3c1fdfdb139607eb04976b956baebb3cb51f0 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Naqicrixqh\d88a05bf = 8673780a18a37e2fbf1593d762e06a0dbc4383d540e05d6a025aa71e6f5a4e1ed93eab6fd48f25891085d495fed5d7856c7cc12f31a9607e explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exeregsvr32.exepid process 820 rundll32.exe 820 rundll32.exe 1816 regsvr32.exe 1816 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
rundll32.exeregsvr32.exepid process 820 rundll32.exe 1816 regsvr32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 656 wrote to memory of 820 656 rundll32.exe rundll32.exe PID 656 wrote to memory of 820 656 rundll32.exe rundll32.exe PID 656 wrote to memory of 820 656 rundll32.exe rundll32.exe PID 820 wrote to memory of 3700 820 rundll32.exe explorer.exe PID 820 wrote to memory of 3700 820 rundll32.exe explorer.exe PID 820 wrote to memory of 3700 820 rundll32.exe explorer.exe PID 820 wrote to memory of 3700 820 rundll32.exe explorer.exe PID 820 wrote to memory of 3700 820 rundll32.exe explorer.exe PID 3700 wrote to memory of 3988 3700 explorer.exe schtasks.exe PID 3700 wrote to memory of 3988 3700 explorer.exe schtasks.exe PID 3700 wrote to memory of 3988 3700 explorer.exe schtasks.exe PID 824 wrote to memory of 1816 824 regsvr32.exe regsvr32.exe PID 824 wrote to memory of 1816 824 regsvr32.exe regsvr32.exe PID 824 wrote to memory of 1816 824 regsvr32.exe regsvr32.exe PID 1816 wrote to memory of 3744 1816 regsvr32.exe explorer.exe PID 1816 wrote to memory of 3744 1816 regsvr32.exe explorer.exe PID 1816 wrote to memory of 3744 1816 regsvr32.exe explorer.exe PID 1816 wrote to memory of 3744 1816 regsvr32.exe explorer.exe PID 1816 wrote to memory of 3744 1816 regsvr32.exe explorer.exe PID 3744 wrote to memory of 2648 3744 explorer.exe reg.exe PID 3744 wrote to memory of 2648 3744 explorer.exe reg.exe PID 3744 wrote to memory of 932 3744 explorer.exe reg.exe PID 3744 wrote to memory of 932 3744 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 iyxjbhoisx /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll\"" /SC ONCE /Z /ST 22:21 /ET 22:334⤵
- Creates scheduled task(s)
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\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\fad841e442edec9abdd91ec9c8b7515de0a8466b6ecb08da5593a0ba71caeb36.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\Fxdhif" /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\Xdzeaf" /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\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/820-115-0x0000000010000000-0x0000000010021000-memory.dmpFilesize
132KB
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memory/820-116-0x0000000010000000-0x0000000010082000-memory.dmpFilesize
520KB
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memory/820-117-0x0000000000920000-0x0000000000921000-memory.dmpFilesize
4KB
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memory/820-114-0x0000000000000000-mapping.dmp
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memory/932-132-0x0000000000000000-mapping.dmp
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memory/1816-129-0x0000000002AE0000-0x0000000002AE1000-memory.dmpFilesize
4KB
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memory/1816-124-0x0000000000000000-mapping.dmp
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memory/1816-127-0x0000000010000000-0x0000000010082000-memory.dmpFilesize
520KB
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memory/2648-131-0x0000000000000000-mapping.dmp
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memory/3700-122-0x0000000000320000-0x0000000000341000-memory.dmpFilesize
132KB
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memory/3700-118-0x0000000000000000-mapping.dmp
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memory/3744-130-0x0000000000000000-mapping.dmp
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memory/3744-133-0x0000000000B40000-0x0000000000B61000-memory.dmpFilesize
132KB
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memory/3988-119-0x0000000000000000-mapping.dmp