General
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Target
bb2af2fb0383047e427ce40b100535426c1037778a3e3c713158d02d6ab6c8a2_Sigmanly
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Size
4.2MB
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Sample
241220-m91mqsvncx
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MD5
fa2b9ef3eedea37bee3f07f9a580ca57
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SHA1
886267a5d0287a9e8385aa7337f7c0dfb6e0c3b2
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SHA256
bb2af2fb0383047e427ce40b100535426c1037778a3e3c713158d02d6ab6c8a2
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SHA512
a5ffb97936a0c9b4451436b9b8d5e433a108ad5c9c70c9bce55e8597e7b76e9d8d0786663f9e535bb313a51a1ed75a482c08dba6ec64eafe46029905ad406f64
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SSDEEP
98304:zv6kd7asndqddLBjfGQxzLbSin3lUwwLWzFfZvR:rrVdqTBDGgbcRLWzFH
Static task
static1
Behavioral task
behavioral1
Sample
bb2af2fb0383047e427ce40b100535426c1037778a3e3c713158d02d6ab6c8a2_Sigmanly.exe
Resource
win7-20241023-en
Malware Config
Extracted
cryptbot
Targets
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Target
bb2af2fb0383047e427ce40b100535426c1037778a3e3c713158d02d6ab6c8a2_Sigmanly
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Size
4.2MB
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MD5
fa2b9ef3eedea37bee3f07f9a580ca57
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SHA1
886267a5d0287a9e8385aa7337f7c0dfb6e0c3b2
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SHA256
bb2af2fb0383047e427ce40b100535426c1037778a3e3c713158d02d6ab6c8a2
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SHA512
a5ffb97936a0c9b4451436b9b8d5e433a108ad5c9c70c9bce55e8597e7b76e9d8d0786663f9e535bb313a51a1ed75a482c08dba6ec64eafe46029905ad406f64
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SSDEEP
98304:zv6kd7asndqddLBjfGQxzLbSin3lUwwLWzFfZvR:rrVdqTBDGgbcRLWzFH
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Cryptbot family
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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