General
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Target
Yandex.exe
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Size
2.4MB
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Sample
221017-ybkpeacgf7
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MD5
09bb3df23630c9111a5860cb96bde6ad
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SHA1
217d78e392e7ef295596862175eb353977a85738
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SHA256
e36891d982acaa5b12e27cf55fae3581e29dd0ef35d0dd98ae93296034b5177e
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SHA512
8a216eac67b5d4bc54781a166cd48ab8a68e0b983fb346c14030eca060046fe7484f76fa4eb006164c5781684cad82f7d29afaf9514e70c81feffe70df402f31
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SSDEEP
49152:CsEpJsMKSCZrcPEGuW9Q+iA5H5u8QeuL:CsEpuBZrcPEGuWMxt
Static task
static1
Behavioral task
behavioral1
Sample
Yandex.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Yandex.exe
Resource
win10-20220812-en
Malware Config
Extracted
nymaim
45.15.156.54
85.31.46.167
Targets
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Target
Yandex.exe
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Size
2.4MB
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MD5
09bb3df23630c9111a5860cb96bde6ad
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SHA1
217d78e392e7ef295596862175eb353977a85738
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SHA256
e36891d982acaa5b12e27cf55fae3581e29dd0ef35d0dd98ae93296034b5177e
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SHA512
8a216eac67b5d4bc54781a166cd48ab8a68e0b983fb346c14030eca060046fe7484f76fa4eb006164c5781684cad82f7d29afaf9514e70c81feffe70df402f31
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SSDEEP
49152:CsEpJsMKSCZrcPEGuW9Q+iA5H5u8QeuL:CsEpuBZrcPEGuWMxt
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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