General
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Target
rex.apk
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Size
7.6MB
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Sample
250401-jahfbswsgs
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MD5
6a519b85f738484f7a291fc4d5b6686f
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SHA1
92543b0cccf0c2d55ed80e625bfa74d8ee63930e
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SHA256
5561891445de7f5ac554e2e6d907aa894f216fcadbe15c6a38f1cece5ecd377c
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SHA512
65d784f58b7619dd699a4ad407aa03ddc48bd53cd9ee36df65186e56e67d76f379b121c1bc75f66e49ff61c41cf2783be655ce78d1e99a5267ca501395f4cce5
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SSDEEP
196608:AcaiXcKqcEcdEppfcVcgA0TIrsE+5zFKKpEC6iOcMdsl:haisI9d0UqgA0krs7T9/l
Static task
static1
Behavioral task
behavioral1
Sample
rex.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
rex.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
rex.apk
Resource
android-x64-arm64-20240910-en
Malware Config
Targets
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Target
rex.apk
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Size
7.6MB
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MD5
6a519b85f738484f7a291fc4d5b6686f
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SHA1
92543b0cccf0c2d55ed80e625bfa74d8ee63930e
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SHA256
5561891445de7f5ac554e2e6d907aa894f216fcadbe15c6a38f1cece5ecd377c
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SHA512
65d784f58b7619dd699a4ad407aa03ddc48bd53cd9ee36df65186e56e67d76f379b121c1bc75f66e49ff61c41cf2783be655ce78d1e99a5267ca501395f4cce5
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SSDEEP
196608:AcaiXcKqcEcdEppfcVcgA0TIrsE+5zFKKpEC6iOcMdsl:haisI9d0UqgA0krs7T9/l
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Copybara
Copybara is an Android banking trojan first seen in November 2021.
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Copybara family
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Copybara payload
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Makes use of the framework's Accessibility service
Retrieves information displayed on the phone screen using AccessibilityService.
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Obtains sensitive information copied to the device clipboard
Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.
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Acquires the wake lock
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Makes use of the framework's foreground persistence service
Application may abuse the framework's foreground service to continue running in the foreground.
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Performs UI accessibility actions on behalf of the user
Application may abuse the accessibility service to prevent their removal.
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Queries information about the current Wi-Fi connection
Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.
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Queries the mobile country code (MCC)
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Requests disabling of battery optimizations (often used to enable hiding in the background).
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MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Credential Access
Clipboard Data
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
1System Network Connections Discovery
1