General
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Target
2271a245c560920e18f0bd4d17c8b531.exe
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Size
6.5MB
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Sample
210418-sfp115adxe
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MD5
2271a245c560920e18f0bd4d17c8b531
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SHA1
4e671a49e9bff253135414e78b0af1ec8deab01f
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SHA256
fab31b9c336ced2fe83d81198d3ccfa325ca4d4cab2464b72dcda37f34e2dd68
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SHA512
16728e019c115cd3d043a04eafde685076a5e45abc04200bf6318d1c2fb5684a7b4f0f1281a2f7b35380f2f0a5016129d8c69f370bae17f23f1015354d012b34
Static task
static1
Behavioral task
behavioral1
Sample
2271a245c560920e18f0bd4d17c8b531.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
2271a245c560920e18f0bd4d17c8b531.exe
Resource
win10v20210408
Malware Config
Extracted
redline
checkda
193.38.54.152:61164
Extracted
redline
newrlm
rlmushahel.xyz:80
Extracted
oski
weirdtrendz.com
Extracted
smokeloader
2020
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/
Targets
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Target
2271a245c560920e18f0bd4d17c8b531.exe
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Size
6.5MB
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MD5
2271a245c560920e18f0bd4d17c8b531
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SHA1
4e671a49e9bff253135414e78b0af1ec8deab01f
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SHA256
fab31b9c336ced2fe83d81198d3ccfa325ca4d4cab2464b72dcda37f34e2dd68
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SHA512
16728e019c115cd3d043a04eafde685076a5e45abc04200bf6318d1c2fb5684a7b4f0f1281a2f7b35380f2f0a5016129d8c69f370bae17f23f1015354d012b34
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ElysiumStealer
ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.
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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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Turns off Windows Defender SpyNet reporting
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Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Guloader Payload
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Nirsoft
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Blocklisted process makes network request
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Downloads MZ/PE file
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Drops file in Drivers directory
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Executes dropped EXE
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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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Modifies file permissions
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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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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 for any installed AV software in registry
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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 Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1BITS Jobs
1Defense Evasion
Modify Registry
7Disabling Security Tools
4File Permissions Modification
1BITS Jobs
1Install Root Certificate
1