Analysis
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max time kernel
147s -
max time network
152s -
platform
android-13_x64 -
resource
android-33-x64-arm64-20240910-en -
resource tags
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submitted
27/03/2025, 08:05
General
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Target
rex.apk
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Size
7.8MB
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MD5
5e6c199096fb378865454af7fe158a38
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SHA1
9be62d38f7fdf15f2841c442f57e74768bb9c264
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SHA256
12b59f6d4c21c1b4ca25dab0618ed5ffb57ad8f9c7ba7b731ea0f8b2aac251cc
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SHA512
2c93b6faa6f6fafe786f7ba6236ed8648a3fc599c6e6c72921633195649daafc41eac05aa3a019e84a1863e054ea28c87b06635b2cfc92f5e8f784ae2ab2c67a
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SSDEEP
196608:8cNnc/cvcDPpG1cscgA0TIrsE+5zFKKpEC6iOchpWy0e:1Nc0EDhGKFgA0krs7T9CLe
Malware Config
Signatures
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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 1 IoCs
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Loads dropped Dex/Jar 1 TTPs 1 IoCs
Runs executable file dropped to the device during analysis.
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Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
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Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs
Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.
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Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Acquires the wake lock 1 IoCs
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Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs
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 1 TTPs 4 IoCs
Application may abuse the accessibility service to prevent their removal.
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Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
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Checks CPU information 2 TTPs 1 IoCs
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Checks memory information 2 TTPs 1 IoCs
Processes
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com.tencent.mm1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Checks CPU information
- Checks memory information
Network
MITRE ATT&CK Mobile v15
Defense 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
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
9.0MB
MD5e749ea3b2deac728d2b2781ee0ae2a53
SHA1d053c42e6be484c7ca1ef5bc18bcf3ea2492a305
SHA2569d5d7fbeb153f61245f72a755083e7bd75ce6bd024b418946dbcd54cb99bb612
SHA512747b7fcdd64140ce902b74771bde156edec71a787007f9cf53323bb6b63ec7f8471272ca433ae4c5305e1e6268419c7203de8c6bfaaf258d756af9d20bb91631
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Filesize
12KB
MD5256df4f1f534234b1d510cd7ccd71dab
SHA1b7d93f7875c80eb6d55ca84ed3def780b6a84759
SHA2568aad7daf3faa9bce66f44dabe11613afeb8731704e93112d890573b9d909d5e3
SHA5123768be2a2f53ce428473f1d92c55342240994ad92fe6af315ba9322239a267fc059c7f0dd8f156c395dcfa5841c257c5158c7fabd28b6ef342fcc2e01b709ffc
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Filesize
121KB
MD57b38720a0352dffa26411726c72dd2b0
SHA1b15e687f42abcdc12427f146a3115ef2259211f8
SHA2562013f490d45638cada331b3474ed65b9a43cec60da773accc98332e58c06336d
SHA5120df28f87da4f9beb3ca8c108f54021a2a1a1434771abbb5ba67a2736097f2287b05e5220a33e92c42ee13ecae1144714a422b986763712794f69e65bc44c83e3
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Filesize
12B
MD5537438d91dbef572a95aa871bb30aa0d
SHA1500aeb9d5565b952331daa14b003fde37222fa3d
SHA256a36ed0a8dff4f2fe73de580adbd8aa4363b8537916b6deed4d53446d9a10a630
SHA512596b39f360186789c7bd94841ce85e45f1c60f0098dfb33c6dc2c341e88881a3728d6673a81e3b10d26888b3037bd7aa2f17a50fd6e6ec89f773dbe0ea2ee11e
