General
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Target
A1E846B42F6A9D0BF45932EF5930DE83.exe
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Size
3.1MB
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Sample
210712-rv2a6gwgse
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MD5
a1e846b42f6a9d0bf45932ef5930de83
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SHA1
ac429b4624f63a530be20ccfb9e75a796d8f6665
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SHA256
20ed0f1b402d630a3e131e9e788c57a74d348bcc358e1c0e6f5fd112ad838ab3
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SHA512
873f66fd62a98edf32c26a6e5e25303e273cd384ba4d22e9ea610fa25a6cafb43e8249728979c7ef11af9d9c0bf12a6185d453744abd1d12e19147ca4df4758b
Static task
static1
Behavioral task
behavioral1
Sample
A1E846B42F6A9D0BF45932EF5930DE83.exe
Resource
win7v20210410
Malware Config
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
Extracted
redline
DomAni
varinnitof.xyz:80
Extracted
smokeloader
2020
http://ppcspb.com/upload/
http://mebbing.com/upload/
http://twcamel.com/upload/
http://howdycash.com/upload/
http://lahuertasonora.com/upload/
http://kpotiques.com/upload/
http://999080321newfolder1002002131-service1002.space/
http://999080321newfolder1002002231-service1002.space/
http://999080321newfolder3100231-service1002.space/
http://999080321newfolder1002002431-service1002.space/
http://999080321newfolder1002002531-service1002.space/
http://999080321newfolder33417-012425999080321.space/
http://999080321test125831-service10020125999080321.space/
http://999080321test136831-service10020125999080321.space/
http://999080321test147831-service10020125999080321.space/
http://999080321test146831-service10020125999080321.space/
http://999080321test134831-service10020125999080321.space/
http://999080321est213531-service1002012425999080321.ru/
http://999080321yes1t3481-service10020125999080321.ru/
http://999080321test13561-service10020125999080321.su/
http://999080321test14781-service10020125999080321.info/
http://999080321test13461-service10020125999080321.net/
http://999080321test15671-service10020125999080321.tech/
http://999080321test12671-service10020125999080321.online/
http://999080321utest1341-service10020125999080321.ru/
http://999080321uest71-service100201dom25999080321.ru/
http://999080321test61-service10020125999080321.website/
http://999080321test51-service10020125999080321.xyz/
http://999080321test41-service100201pro25999080321.ru/
http://999080321yest31-service100201rus25999080321.ru/
http://999080321rest21-service10020125999080321.eu/
http://999080321test11-service10020125999080321.press/
http://999080321newfolder4561-service10020125999080321.ru/
http://999080321rustest213-service10020125999080321.ru/
http://999080321test281-service10020125999080321.ru/
http://999080321test261-service10020125999080321.space/
http://999080321yomtest251-service10020125999080321.ru/
http://999080321yirtest231-service10020125999080321.ru/
Extracted
vidar
39.4
903
https://sergeevih43.tumblr.com/
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profile_id
903
Targets
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Target
A1E846B42F6A9D0BF45932EF5930DE83.exe
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Size
3.1MB
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MD5
a1e846b42f6a9d0bf45932ef5930de83
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SHA1
ac429b4624f63a530be20ccfb9e75a796d8f6665
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SHA256
20ed0f1b402d630a3e131e9e788c57a74d348bcc358e1c0e6f5fd112ad838ab3
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SHA512
873f66fd62a98edf32c26a6e5e25303e273cd384ba4d22e9ea610fa25a6cafb43e8249728979c7ef11af9d9c0bf12a6185d453744abd1d12e19147ca4df4758b
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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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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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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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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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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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MITRE ATT&CK Enterprise v6
Defense Evasion
Disabling Security Tools
1Install Root Certificate
1Modify Registry
3Virtualization/Sandbox Evasion
1Web Service
1