Analysis
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max time kernel
2320691s -
max time network
149s -
platform
android_x64 -
resource
android-x64-arm64-20231215-en -
resource tags
androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20231215-enlocale:en-usos:android-11-x64system -
submitted
20-12-2023 00:47
Static task
static1
Behavioral task
behavioral1
Sample
75f9f66bcbfb732b3720f9b56a5b56a3a671ff4386b0b7dc8195124b0db206c0.apk
Resource
android-x86-arm-20231215-en
Behavioral task
behavioral2
Sample
75f9f66bcbfb732b3720f9b56a5b56a3a671ff4386b0b7dc8195124b0db206c0.apk
Resource
android-x64-20231215-en
Behavioral task
behavioral3
Sample
75f9f66bcbfb732b3720f9b56a5b56a3a671ff4386b0b7dc8195124b0db206c0.apk
Resource
android-x64-arm64-20231215-en
General
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Target
75f9f66bcbfb732b3720f9b56a5b56a3a671ff4386b0b7dc8195124b0db206c0.apk
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Size
3.2MB
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MD5
abcef2353f293e694fe3073b53528441
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SHA1
0ecf181ad163bf5dc4e316ac61b3d2453ade356c
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SHA256
75f9f66bcbfb732b3720f9b56a5b56a3a671ff4386b0b7dc8195124b0db206c0
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SHA512
253a63c8c677826085727ef6d73b01142503424c3f952515bd9e6bfe0b4900e9c1b08faeb98f3790042255994ff9d57f274066315981711c0f32e1936bf3a608
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SSDEEP
98304:Vz2v/oOd4+e/h8WBJbiBUUPBnzvU0C/MHpCNnvB:koJ+e/h8WfmBxVRqMJC/
Malware Config
Signatures
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Hydra
Android banker and info stealer.
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Hydra payload 2 IoCs
resource yara_rule behavioral3/memory/4596-0.dex family_hydra1 behavioral3/memory/4596-0.dex family_hydra2 -
Makes use of the framework's Accessibility service 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.knee.grit Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.knee.grit -
Loads dropped Dex/Jar 1 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.knee.grit/app_DynamicOptDex/Cb.json 4596 com.knee.grit -
Requests enabling of the accessibility settings. 1 IoCs
description ioc Process Intent action android.settings.ACCESSIBILITY_SETTINGS com.knee.grit -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 22 ip-api.com -
Reads information about phone network operator.
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.9MB
MD5fb546b96e7982734b8c2fcd30400e7ab
SHA1bc506453e267ae32c2941bfddecc845140b019d9
SHA256385151bb68cbdd60ea8c33c112a7cd38add4d8a16aefca8ab5567527725c753e
SHA5125646c3f0a8730cb1951cff3f5a5afd545211c7058f89e4c4935171996c7581a6b61ae7cadd9a44d85e12e2f30bcdd8fcaf5d3a229ded045880a0cb0c64e1f7f3
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Filesize
1.9MB
MD5bae8c88e3546f04cb826c200cfbd48f1
SHA10d6cef6090f93935e6d278bace6fdcc3174fe42e
SHA25653e39e0a17f463163cbc93268cd47b01a4bb2159412dc0ea11854a9782c5ca13
SHA512d34930bc57a1822af793471be1f55954c32a05645a4e96bd8d7708731d61f64076f2d3062cf00d7a5e97a14cbb8f86818a22c43da13760568492c2cb2bdc18af
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Filesize
5.0MB
MD5d95f1101eeab1f220343e0ed048ef7c0
SHA1cdc16afc942ad5a8d4b6ceae23edbcfa67ecd01a
SHA25633da05b58fd65c304b74a640a9851b5f6783ee6a7272e4b60908663c35fea4b7
SHA512166a8d8e20046d6437da342e01203aa951b68eb1bc4da8d2b7ec6ac1a4a73a4121a49df7e4ebd27bf48a51b5050c36cbb836cce747c50bdeb4ac0254b783497f