Analysis
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max time kernel
144s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
20-12-2023 16:45
Static task
static1
Behavioral task
behavioral1
Sample
ec5702b803de813dbbcae69a2427d1fc.dll
Resource
win7-20231215-en
General
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Target
ec5702b803de813dbbcae69a2427d1fc.dll
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Size
573KB
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MD5
ec5702b803de813dbbcae69a2427d1fc
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SHA1
e8a74a8db218b06dc1ecfce0147ef46deebd558f
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SHA256
ba7e19741fdd2bc1562f7be45830906c2dc2310720afb17b7c435b0197bffa5d
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SHA512
b7e987afcfebaed5c22915b4c3c454190d55515ba6ca613dd5e1c4bfd7d8c3cabc84aff26da5f7de98127b4514fcb2b4ac7e17f1d7d028e2f09e518d124944b9
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SSDEEP
12288:e87H3sH2k/e09A9tqKsuud0fl0pT7fEztxG9HBMbVNAfirS:eSs7/nYtqoE3MzO9HoHks
Malware Config
Extracted
qakbot
402.363
obama107
1633078880
140.82.49.12:443
41.250.143.109:995
216.201.162.158:443
86.8.177.143:443
105.198.236.99:443
124.123.42.115:2222
217.17.56.163:443
37.210.152.224:995
190.198.206.189:2222
75.89.195.186:995
78.191.44.76:995
122.11.220.212:2222
68.186.192.69:443
159.2.51.200:2222
217.17.56.163:2222
217.17.56.163:2078
41.228.22.180:443
120.151.47.189:443
47.22.148.6:443
94.200.181.154:443
81.241.252.59:2078
76.25.142.196:443
89.101.97.139:443
217.17.56.163:0
185.250.148.74:443
174.54.58.170:443
73.130.180.25:443
73.52.50.32:443
174.59.35.191:443
181.118.183.94:443
120.150.218.241:995
73.230.205.91:443
174.54.193.186:443
136.232.34.70:443
71.74.12.34:443
95.77.223.148:443
103.148.120.144:443
75.188.35.168:443
39.52.213.1:995
45.46.53.140:2222
73.151.236.31:443
173.21.10.71:2222
24.34.58.116:443
62.23.194.38:443
62.23.194.41:995
47.40.196.233:2222
67.165.206.193:993
72.252.201.69:443
173.25.166.81:443
199.27.127.129:443
68.204.7.158:443
191.191.38.8:443
109.12.111.14:443
24.139.72.117:443
24.229.150.54:995
189.210.115.207:443
174.59.226.6:443
73.130.237.36:443
81.250.153.227:2222
69.253.197.100:443
174.59.242.9:443
177.130.82.197:2222
67.214.30.12:995
24.55.112.61:443
174.59.120.69:443
47.181.84.61:443
73.130.239.166:443
103.157.122.198:995
217.165.163.21:995
77.57.204.78:443
93.8.66.216:443
73.52.114.202:443
186.18.205.199:995
38.10.202.214:443
78.191.44.76:443
96.83.180.29:443
124.123.42.115:2078
105.159.144.186:995
27.223.92.142:995
109.190.253.11:2222
217.17.56.163:465
38.10.201.211:443
92.148.59.207:2222
92.157.171.41:2222
186.87.135.68:995
80.6.192.58:443
75.66.88.33:443
187.156.138.172:443
82.77.137.101:995
173.234.155.233:443
2.178.116.91:61202
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
181.163.96.53:443
75.107.26.196:465
185.250.148.74:2222
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salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
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Processes:
reg.exereg.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData\Microsoft\Zsxolohztvpp = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\Microsoft\Koiyykovce = "0" reg.exe -
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid Process 4828 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\Abjjuapqecz\25a86427 = 8ba4aa25aef2b951b2ad9db72ef3776efbbfbabc2ba452257cc0a132c4664fc74b0a793aeed68263cfe317b152c77e6f4f1e0dd2931c2c33864029e1b5645371186f2c07e391b330 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\1037b469 = cb56ad301b7e4213d42b31eeea837529a2e3a73eca2d65951dd417e67fa0c9b8ddd427c4716b1618ef605b7ef7d7e88106bbc77a5b75407c53a3ad9f232ad476188c78e48a9fa33902ede5175e311cb642d2520ffc33d84c27db0be4025b3bfd593763a828ce227eaac67fccedbef1d7794850d7432045c90f7df57c59cf1eb03c7d6214f7fc69 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\aacaf370 = 54ec1d46dccfd80a5996136aed9cb78f332e7bf5a72ed0 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\6f7edb9f = 16287b7f089a5efd02dd559d1d2fd62e5a9c4b5e65b29b4c65dd581a5ebe1a7f49a39e2d8428ed6fe15f3002e24cb7f5b15611a938f274a0f5360a9c73e8a4daa3ba73bc6da02138d53dbfe9260fa5672850a1fada7c7db89fbf65 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\25a86427 = 8ba4bd25aef28cff2470898cca225bd172f58903cce509ee23457e325da7bd08dcad04d49bcf66de82d431593a174c372fb2605d6e28b401fef26921e4af7a1d97b5da549df009f2a051f427bcd149e818f8c191aba2cce6bbc6544937 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\12769415 = bac9b750f840779201f7bb23df3c9e295271e4da3ca5aa0b8e406949e7d32d529651ecb9c28023ee0e3414160a141e667cef6ee23475e686b13ed2f46b85dfc4c8d341095ce76044aa1d18140985192397a5cabbeca777031a04da9a8b5e explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\d7c2bcfa = dfe70bac073b85b3c5440952c5fa3d3e90d66a7f9152dd1efd50f37a61b93219a6a6fed44d55bdadbd6214e31034fe65b405d2ed84d8837c3de91f5245b6b91863ce6ca146afcb0592a74703a919e0d0ec1e7abc931b20 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\a88bd30c = ab82f6bdd248fdd40e216ae20a8f8ef9b92ed088d25458a860dc1d385dbb624e24d33759265401e81c7681bf7fe377f0e61369cd4432b014 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Abjjuapqecz\5ae10bd1 = f38caa49ef34f92b1e981ea2f10bbb1b1adb3970c4ba9c26646a99c65c81d459b1314a080219fa7e78c9135860c1096ab1e97a622d476556167ddc23b2b1495b33d0e569c4bb8cec explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exeregsvr32.exepid Process 4252 rundll32.exe 4252 rundll32.exe 4828 regsvr32.exe 4828 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
rundll32.exeregsvr32.exepid Process 4252 rundll32.exe 4828 regsvr32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid Process procid_target PID 4108 wrote to memory of 4252 4108 rundll32.exe 53 PID 4108 wrote to memory of 4252 4108 rundll32.exe 53 PID 4108 wrote to memory of 4252 4108 rundll32.exe 53 PID 4252 wrote to memory of 2636 4252 rundll32.exe 95 PID 4252 wrote to memory of 2636 4252 rundll32.exe 95 PID 4252 wrote to memory of 2636 4252 rundll32.exe 95 PID 4252 wrote to memory of 2636 4252 rundll32.exe 95 PID 4252 wrote to memory of 2636 4252 rundll32.exe 95 PID 2636 wrote to memory of 2888 2636 explorer.exe 96 PID 2636 wrote to memory of 2888 2636 explorer.exe 96 PID 2636 wrote to memory of 2888 2636 explorer.exe 96 PID 1820 wrote to memory of 4828 1820 regsvr32.exe 111 PID 1820 wrote to memory of 4828 1820 regsvr32.exe 111 PID 1820 wrote to memory of 4828 1820 regsvr32.exe 111 PID 4828 wrote to memory of 2796 4828 regsvr32.exe 112 PID 4828 wrote to memory of 2796 4828 regsvr32.exe 112 PID 4828 wrote to memory of 2796 4828 regsvr32.exe 112 PID 4828 wrote to memory of 2796 4828 regsvr32.exe 112 PID 4828 wrote to memory of 2796 4828 regsvr32.exe 112 PID 2796 wrote to memory of 4064 2796 explorer.exe 114 PID 2796 wrote to memory of 4064 2796 explorer.exe 114 PID 2796 wrote to memory of 4128 2796 explorer.exe 116 PID 2796 wrote to memory of 4128 2796 explorer.exe 116
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ec5702b803de813dbbcae69a2427d1fc.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4108 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ec5702b803de813dbbcae69a2427d1fc.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4252 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn tyumrfurh /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\ec5702b803de813dbbcae69a2427d1fc.dll\"" /SC ONCE /Z /ST 13:38 /ET 13:504⤵
- Creates scheduled task(s)
PID:2888
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C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\ec5702b803de813dbbcae69a2427d1fc.dll"1⤵
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\ec5702b803de813dbbcae69a2427d1fc.dll"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:2796 -
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\Zsxolohztvpp" /d "0"4⤵
- Windows security bypass
PID:4064
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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\Koiyykovce" /d "0"4⤵
- Windows security bypass
PID:4128
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
573KB
MD5ec5702b803de813dbbcae69a2427d1fc
SHA1e8a74a8db218b06dc1ecfce0147ef46deebd558f
SHA256ba7e19741fdd2bc1562f7be45830906c2dc2310720afb17b7c435b0197bffa5d
SHA512b7e987afcfebaed5c22915b4c3c454190d55515ba6ca613dd5e1c4bfd7d8c3cabc84aff26da5f7de98127b4514fcb2b4ac7e17f1d7d028e2f09e518d124944b9