Analysis
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max time kernel
600s -
max time network
602s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
25-10-2022 14:44
Static task
static1
Behavioral task
behavioral1
Sample
1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b_unpacked.exe
Resource
win7-20220901-en
Behavioral task
behavioral4
Sample
1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b_unpacked.exe
Resource
win10v2004-20220812-en
General
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Target
1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe
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Size
580KB
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MD5
b7d245ea334e2c1818cb757d7ef1f592
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SHA1
c7411c8440593fac4b576b3d89504bf94b04ed1d
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SHA256
1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b
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SHA512
daf198057de8563b81014619308a405455a2a12b6dd0f9c02042614d10a7c6a4a190f610634089d96b141f710e19fd3627cdfa70f133e4d54078ad6bf3870acb
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SSDEEP
6144:OJu7yDrEe9+FHM1sYr0JrU4ev9ZOh2At15jUR2EOjvktrYMZBxQTSAfGKEw:OJvD/Ys1l0JfW9H8C25jvMDZBxQ
Malware Config
Signatures
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BazarBackdoor 64 IoCs
Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.
description flow ioc Process 67 zirabuo.bazar Process not Found 81 zirabuo.bazar Process not Found 84 zirabuo.bazar Process not Found 109 zirabuo.bazar Process not Found 113 zirabuo.bazar Process not Found 59 zirabuo.bazar Process not Found 66 zirabuo.bazar Process not Found 93 zirabuo.bazar Process not Found 112 zirabuo.bazar Process not Found 127 zirabuo.bazar Process not Found 63 zirabuo.bazar Process not Found 75 zirabuo.bazar Process not Found 58 zirabuo.bazar Process not Found 104 zirabuo.bazar Process not Found 91 zirabuo.bazar Process not Found 92 zirabuo.bazar Process not Found 97 zirabuo.bazar Process not Found 108 zirabuo.bazar Process not Found Key created \REGISTRY\MACHINE\Software\Microsoft\SystemCertificates\Root 1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe 68 zirabuo.bazar Process not Found 98 zirabuo.bazar Process not Found 124 zirabuo.bazar Process not Found 121 zirabuo.bazar Process not Found 96 zirabuo.bazar Process not Found 105 zirabuo.bazar Process not Found 101 zirabuo.bazar Process not Found 107 zirabuo.bazar Process not Found 74 zirabuo.bazar Process not Found 80 zirabuo.bazar Process not Found 89 zirabuo.bazar Process not Found 119 zirabuo.bazar Process not Found 122 zirabuo.bazar Process not Found 123 zirabuo.bazar Process not Found 65 zirabuo.bazar Process not Found 71 zirabuo.bazar Process not Found 130 zirabuo.bazar Process not Found 79 zirabuo.bazar Process not Found 100 zirabuo.bazar Process not Found 102 zirabuo.bazar Process not Found 103 zirabuo.bazar Process not Found HTTP URL 47 https://85.143.221.85/api/v134 Process not Found 57 zirabuo.bazar Process not Found 115 zirabuo.bazar Process not Found 125 zirabuo.bazar Process not Found 61 zirabuo.bazar Process not Found 78 zirabuo.bazar Process not Found 86 zirabuo.bazar Process not Found 88 zirabuo.bazar Process not Found 94 zirabuo.bazar Process not Found 95 zirabuo.bazar Process not Found 99 zirabuo.bazar Process not Found 76 zirabuo.bazar Process not Found 77 zirabuo.bazar Process not Found 114 zirabuo.bazar Process not Found 116 zirabuo.bazar Process not Found 85 zirabuo.bazar Process not Found 90 zirabuo.bazar Process not Found 117 zirabuo.bazar Process not Found 118 zirabuo.bazar Process not Found 120 zirabuo.bazar Process not Found 82 zirabuo.bazar Process not Found 110 zirabuo.bazar Process not Found 62 zirabuo.bazar Process not Found 106 zirabuo.bazar Process not Found -
Tries to connect to .bazar domain 64 IoCs
Attempts to lookup or connect to a .bazar domain, used by BazarBackdoor, Trickbot, and potentially others.
description flow ioc 57 zirabuo.bazar 61 zirabuo.bazar 76 zirabuo.bazar 85 zirabuo.bazar 97 zirabuo.bazar 99 zirabuo.bazar 113 zirabuo.bazar 58 zirabuo.bazar 102 zirabuo.bazar 103 zirabuo.bazar 109 zirabuo.bazar 117 zirabuo.bazar HTTP URL 47 https://85.143.221.85/api/v134 75 zirabuo.bazar 83 zirabuo.bazar 123 zirabuo.bazar 122 zirabuo.bazar 65 zirabuo.bazar 66 zirabuo.bazar 77 zirabuo.bazar 80 zirabuo.bazar 93 zirabuo.bazar 101 zirabuo.bazar 112 zirabuo.bazar 116 zirabuo.bazar 126 zirabuo.bazar 92 zirabuo.bazar 98 zirabuo.bazar 79 zirabuo.bazar 81 zirabuo.bazar 84 zirabuo.bazar 86 zirabuo.bazar 88 zirabuo.bazar 118 zirabuo.bazar 119 zirabuo.bazar 63 zirabuo.bazar 71 zirabuo.bazar 74 zirabuo.bazar 82 zirabuo.bazar 104 zirabuo.bazar 108 zirabuo.bazar 115 zirabuo.bazar 127 zirabuo.bazar 59 zirabuo.bazar 89 zirabuo.bazar 90 zirabuo.bazar 129 zirabuo.bazar 60 zirabuo.bazar 64 zirabuo.bazar 68 zirabuo.bazar 78 zirabuo.bazar 94 zirabuo.bazar 100 zirabuo.bazar 106 zirabuo.bazar 87 zirabuo.bazar 91 zirabuo.bazar 114 zirabuo.bazar 125 zirabuo.bazar 67 zirabuo.bazar 107 zirabuo.bazar 96 zirabuo.bazar 110 zirabuo.bazar 95 zirabuo.bazar 105 zirabuo.bazar -
Unexpected DNS network traffic destination 64 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 51.255.211.146 Destination IP 5.135.183.146 Destination IP 217.12.210.54 Destination IP 69.164.196.21 Destination IP 139.59.208.246 Destination IP 192.99.85.244 Destination IP 188.165.200.156 Destination IP 46.101.70.183 Destination IP 138.197.25.214 Destination IP 163.53.248.170 Destination IP 167.99.153.82 Destination IP 185.117.154.144 Destination IP 142.4.204.111 Destination IP 5.45.97.127 Destination IP 193.183.98.66 Destination IP 159.89.249.249 Destination IP 45.63.124.65 Destination IP 130.255.78.223 Destination IP 185.121.177.177 Destination IP 96.47.228.108 Destination IP 35.196.105.24 Destination IP 176.126.70.119 Destination IP 94.177.171.127 Destination IP 69.164.196.21 Destination IP 139.59.23.241 Destination IP 82.196.9.45 Destination IP 188.165.200.156 Destination IP 139.99.96.146 Destination IP 192.52.166.110 Destination IP 185.164.136.225 Destination IP 163.172.185.51 Destination IP 192.99.85.244 Destination IP 162.248.241.94 Destination IP 130.255.78.223 Destination IP 45.71.112.70 Destination IP 139.59.23.241 Destination IP 172.104.136.243 Destination IP 46.101.70.183 Destination IP 5.45.97.127 Destination IP 176.126.70.119 Destination IP 107.172.42.186 Destination IP 45.71.112.70 Destination IP 63.231.92.27 Destination IP 130.255.78.223 Destination IP 5.135.183.146 Destination IP 87.98.175.85 Destination IP 5.45.97.127 Destination IP 45.71.112.70 Destination IP 107.172.42.186 Destination IP 46.28.207.199 Destination IP 87.98.175.85 Destination IP 185.208.208.141 Destination IP 82.196.9.45 Destination IP 94.177.171.127 Destination IP 45.63.124.65 Destination IP 192.99.85.244 Destination IP 104.238.186.189 Destination IP 144.76.133.38 Destination IP 188.165.200.156 Destination IP 158.69.239.167 Destination IP 45.63.124.65 Destination IP 139.59.23.241 Destination IP 51.254.25.115 Destination IP 139.59.23.241 -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1268 1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe 1268 1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe 4352 1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe 4352 1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe"C:\Users\Admin\AppData\Local\Temp\1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe"1⤵
- BazarBackdoor
- Suspicious use of SetWindowsHookEx
PID:1268
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C:\Users\Admin\AppData\Local\Temp\1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exeC:\Users\Admin\AppData\Local\Temp\1a19ad73601c5636654ea6b3167caba9de1c572ab2632b87ce9d702d0dcacf0b.exe {C0574B86-F36A-4F42-95D6-237354891319}1⤵
- Suspicious use of SetWindowsHookEx
PID:4352
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:5028