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Analysis
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max time kernel
769759s -
max time network
159s -
platform
android_x86 -
resource
android-x86-arm-20220823-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20220823-enlocale:en-usos:android-9-x86system -
submitted
18/05/2023, 07:59
Static task
static1
Behavioral task
behavioral1
Sample
238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b.apk
Resource
android-x86-arm-20220823-en
Behavioral task
behavioral2
Sample
238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b.apk
Resource
android-x64-20220823-en
Behavioral task
behavioral3
Sample
238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b.apk
Resource
android-x64-arm64-20220823-en
General
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Target
238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b.apk
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Size
3.7MB
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MD5
10f5a518febd8b0b08b7f69982bc0a7d
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SHA1
77137ca4881b82a9baf3dea99e03ce92c89cc742
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SHA256
238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b
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SHA512
52c557425b2eff4f244c2c34280118e913574c0b3a51bff966c4fb4538afdc1220ad6f94956098aeb53cee4984aeff30142f148f6e19c1a978af6d0e7801f918
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SSDEEP
98304:z/Se3GAtk9/CYItyoKmFTwgzOOH2qWS9Rr:+e33tcPItTvFcg5W6b
Malware Config
Extracted
hook
http://193.233.196.2:3434
Extracted
hook
http://193.233.196.2:3434
Signatures
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Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
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Renames multiple (204) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Makes use of the framework's Accessibility service. 3 IoCs
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.dogilowopuna.zico Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.dogilowopuna.zico Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.dogilowopuna.zico -
Acquires the wake lock. 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock com.dogilowopuna.zico -
Loads dropped Dex/Jar 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json 4127 /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/oat/x86/pskPXGY.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json 4075 com.dogilowopuna.zico -
Reads information about phone network operator.
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Removes a system notification. 1 IoCs
description ioc Process Framework service call android.app.INotificationManager.cancelNotificationWithTag com.dogilowopuna.zico
Processes
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com.dogilowopuna.zico1⤵
- Makes use of the framework's Accessibility service.
- Acquires the wake lock.
- Loads dropped Dex/Jar
- Removes a system notification.
PID:4075 -
/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/oat/x86/pskPXGY.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4127
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Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
704KB
MD59bfea1b2027ec1635c3590e0ea14e3cf
SHA19cc1ea7f49e361961be1f5d2ab43658d41f86d59
SHA256f2620b302348120f00c9bd7a3e0a6cbef991b484edcdcdd915fbbd13ac861eb4
SHA5124e17d67bcd5f5361a3d9b27f4fbc29969b25a2686edffa9872e7bca1a6528b4eaaf7f90541eda8d31583d8e515b1a20d4d1b20dd4a88c9e83e07d91d525de4a1
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Filesize
1.5MB
MD57ffa71e1e1ae0b4b47d6be864fc29366
SHA18f19d6ff1a28b1737f298a22c19009782ef84331
SHA256593b12a640d78ee06f6b74458c7f456eaff676b68dca095de5feeb86adeae18e
SHA512f017f92ccbb379f7fae44df3473c12b03200081263c9f5187b929db49887f4af0498f46697cb51cfab0901f5b04c133f10b7d7b2291a8832a9e7f1b9082f5d9d
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Filesize
1.5MB
MD5cf80a0964d7adb2dc9ab389185abcff1
SHA1a630b6d63b9be79f2fe9f2fc38c91fcbc1d8d6ea
SHA256f90f95cb686db2f9ce0607038438527e3665ca8e33c38fd168834f6d96def4ed
SHA512ef1a6f7c47772fd49ae2fda552df4f54fea83e30c99980ae8e0863b4abcfe2d7cb9869449962129cb560760d49ee6349add36e6ca7417e6cf0e9f99d86a3ee53
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Filesize
20B
MD593027d42b314432c4216e6cfca48b384
SHA143448dd8102979c3926828182579691945eedd4e
SHA2563cda72e67c62e52a342309c44f2cb3b6c1019c7b11822e2f628e48e254e2b41c
SHA512a52d13cf7f5be196d1e2f135b8a010f80558c5d35e90e7792441d1c976517d55cf1c9587949db69ebef294cc6ef79529a65e7d779964793016efecacd152f70e
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Filesize
48B
MD50dbfc2ef0318e66e6ed67d74757186d0
SHA1640495a99477772b4f556032f0b4381d40c459de
SHA256f2a7d4f4f0b34983d02735540a003dd29ffd9d50df2a67589aaaa8c3ae01c609
SHA51202deaaeef4c08b2560b0da7662a4e6a2017863e7d811f976f4f620fa6afbec98e617859f48fb1262a625f4398b0317d099fc40f0c9038e15f89b0f585fe55d03
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Filesize
48B
MD51e585327d876e000fb7b1e7b4e36ab84
SHA12e997bbe758c5c571a86864f365865ccc13b5f55
SHA256898e6af6c58368f523a042859a2692c725fe9da66e991d1a2b2e6547e3df2294
SHA51291ba1b1c7f4857b84ba427aef349d419f3c596ca9128d3f8956b41852f2c33938a4970f31034addbf50a6ff01428d7680451fce839179200a20650972fac255a
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Filesize
104KB
MD5dc79f9ce5f3ab5270b33e61119dfc959
SHA11844bf222a5144b513dcf2fb50a18c011701c647
SHA25647e65f4de08deabfd52ecdb8b0a29c61c482188b92c36182e2112ca0a8f4ff65
SHA51218b8894a7f35df516f423bbdebf1e05ce09eaf4345b139e59e603cadb81f8d1fa20f793438c28e8fd9a64e64f0684223d90ce6f10d3f93cb0c781049a8cff03e
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Filesize
1KB
MD587d05e49287d094ef7f339474d73303c
SHA1a3455d94f42da7e593e381464640a72b3af4b5a6
SHA2567d923d27386b8444b1cdd50709a07b5d7dbbc7d0a4a47aace9cdbbfe00866de9
SHA5127a08b2f4c8fe9eb87cb5f96fb199de0de66bf2138effc50e43b6ac3fe4fe27b896829e1fb1069bbcf45b52380a1d68a29f82a25906000fbe435f7ae9958518bb
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Filesize
36B
MD541df21c10df6200a7cc8e36966e2c4e8
SHA11ecc0362e40fa9d960948da316d3cfd2c6d91c99
SHA2563e82f64543cfb34738e6f6c18be51acddb6b805bbe1446672d08f776be4ea4be
SHA512f6604206b1e2bead4a937285f53f75084777c928b3ee286c3d7b73f8997fa925ed54194b3c82d5f06a65357cb9aa80d8855c4780c8f050f5db057a25d14b39ca
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Filesize
4KB
MD5f2b4b0190b9f384ca885f0c8c9b14700
SHA1934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA2560a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
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Filesize
524B
MD50aa904081057dad5b530272a68953279
SHA1c2269f791e883085b0ae6ef93b4259d0c33bad83
SHA256fd5b94fe586472e72861dcd316f7a568c047fb6dd9e30c50aecd3928ef51995a
SHA51263139db364897775002b03096c4dfad819af3f9f9b74df73ed056fcf5f7455a520801211217c1df5a3be9c323fa3051f4641d4a9ef596249a4f016166e4afecf
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Filesize
8B
MD57dea362b3fac8e00956a4952a3d4f474
SHA105fe405753166f125559e7c9ac558654f107c7e9
SHA256af5570f5a1810b7af78caf4bc70a660f0df51e42baf91d4de5b2328de0e83dfc
SHA5121b7409ccf0d5a34d3a77eaabfa9fe27427655be9297127ee9522aa1bf4046d4f945983678169cb1a7348edcac47ef0d9e2c924130e5bcc5f0d94937852c42f1b
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Filesize
173KB
MD5e568f5a4eb381016b3c9d61b389e3ac6
SHA12a268c89e218794c0c73407ce2b89149e3fbcaa0
SHA256506bfb9425d4b394e6e30a470eba7b1d3a502fd2018f6ecebfca3f16b956bc25
SHA5123f0d84c80740e3741797021dcb49201beb9feded1dec75bc3ec78fdd7d42efda5ab18f44864d78421bbd18dc23ff88ead64fc7ac3682f4a870cdc99f7fbac83c
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Filesize
127B
MD521223e9184445fe043476484cd8cb1f9
SHA12b4813f849121d60ba35eb0889080668bb62c778
SHA256bb61b7c087c2ae2de93a7740ff75707342940557146366e92b840284cd9446af
SHA512be21408de0cc643650e5d9ab9057a8f9de88e37fbdc6417cfeba160402ec4cd14fccbc82cbbfd941ecfc0bb3d4056ee61ac199efdc99d647d53e65818835fd48
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Filesize
134B
MD578a2c63a0ec2f947097c8b764fb49e30
SHA1e38dcf9d6a39c0f58cdabfcbd5dd4954817a7869
SHA2567aaf74896c69acb15d2b36290e8bc74f6090e1b51ceab19400018fa7ed87285b
SHA51296acd80ce5b0a1bd286f688de13b8b5ed9f2cfc73f034c2928a3d7a360a100e54c7a3239a45d7f81969585cc40b6fa9ab3ec4f7fa487e49efb1954b14d66484b