hook | 238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b

Resubmissions

08/09/2023, 03:26

230908-dzpm2sgc54 10

01/08/2023, 11:42

230801-nvdp4agf6v 10

01/08/2023, 11:24

230801-nhn1asge81 10

Analysis

max time kernel
2968154s
max time network
127s
platform
android_x86
resource
android-x86-arm-20230621-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20230621-enlocale:en-usos:android-9-x86system
submitted
01/08/2023, 11:42

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General

Target

Lol.apk
Size

3.7MB
MD5

10f5a518febd8b0b08b7f69982bc0a7d
SHA1

77137ca4881b82a9baf3dea99e03ce92c89cc742
SHA256

238cdfbab88cbcb6b1a2379b2a18c993640c1f498c4cb0e9faef408331f41c0b
SHA512

52c557425b2eff4f244c2c34280118e913574c0b3a51bff966c4fb4538afdc1220ad6f94956098aeb53cee4984aeff30142f148f6e19c1a978af6d0e7801f918
SSDEEP

98304:z/Se3GAtk9/CYItyoKmFTwgzOOH2qWS9Rr:+e33tcPItTvFcg5W6b

Score

10^/10

hook evasion infostealer ransomware rat trojan

Malware Config

Extracted

Family

hook

http://193.233.196.2:3434

Extracted

Family

hook

http://193.233.196.2:3434

AES_key

Signatures

Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
rat trojan infostealer hook

Makes use of the framework's Accessibility service. 3 IoCs

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.dogilowopuna.zico
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.dogilowopuna.zico
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	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	4154	/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	4106	com.dogilowopuna.zico

Reads information about phone network operator.

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.dogilowopuna.zico

Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

ransomware

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.dogilowopuna.zico

com.dogilowopuna.zico
1⤵
- Makes use of the framework's Accessibility service.
- Acquires the wake lock.
- Loads dropped Dex/Jar
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
PID:4106
- /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:4154

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json

Filesize
704KB

MD5
9bfea1b2027ec1635c3590e0ea14e3cf

SHA1
9cc1ea7f49e361961be1f5d2ab43658d41f86d59

SHA256
f2620b302348120f00c9bd7a3e0a6cbef991b484edcdcdd915fbbd13ac861eb4

SHA512
4e17d67bcd5f5361a3d9b27f4fbc29969b25a2686edffa9872e7bca1a6528b4eaaf7f90541eda8d31583d8e515b1a20d4d1b20dd4a88c9e83e07d91d525de4a1

Download Submit
/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json

Filesize
1.5MB

MD5
7ffa71e1e1ae0b4b47d6be864fc29366

SHA1
8f19d6ff1a28b1737f298a22c19009782ef84331

SHA256
593b12a640d78ee06f6b74458c7f456eaff676b68dca095de5feeb86adeae18e

SHA512
f017f92ccbb379f7fae44df3473c12b03200081263c9f5187b929db49887f4af0498f46697cb51cfab0901f5b04c133f10b7d7b2291a8832a9e7f1b9082f5d9d

Download Submit
/data/user/0/com.dogilowopuna.zico/app_DynamicOptDex/pskPXGY.json

Filesize
1.5MB

MD5
cf80a0964d7adb2dc9ab389185abcff1

SHA1
a630b6d63b9be79f2fe9f2fc38c91fcbc1d8d6ea

SHA256
f90f95cb686db2f9ce0607038438527e3665ca8e33c38fd168834f6d96def4ed

SHA512
ef1a6f7c47772fd49ae2fda552df4f54fea83e30c99980ae8e0863b4abcfe2d7cb9869449962129cb560760d49ee6349add36e6ca7417e6cf0e9f99d86a3ee53

Download Submit
/data/user/0/com.dogilowopuna.zico/app_webview/GPUCache/index

Filesize
20B

MD5
93027d42b314432c4216e6cfca48b384

SHA1
43448dd8102979c3926828182579691945eedd4e

SHA256
3cda72e67c62e52a342309c44f2cb3b6c1019c7b11822e2f628e48e254e2b41c

SHA512
a52d13cf7f5be196d1e2f135b8a010f80558c5d35e90e7792441d1c976517d55cf1c9587949db69ebef294cc6ef79529a65e7d779964793016efecacd152f70e

Download Submit
/data/user/0/com.dogilowopuna.zico/app_webview/GPUCache/index-dir/temp-index

Filesize
48B

MD5
34032e0b15dac37f5028577857c8bc9f

SHA1
1021e274532fee245b06c3309d5e70a8c2c474a1

SHA256
0f73e642a22b2f7c697259f4bc80bf3125d9c480c1d056a3a3d78209659dd429

SHA512
3821356d7e786c2bfa2caf1d6ce759d3260f731f2897d8b44ab8741cbf2e0810c2b17fdd26c2a1011e7521950b7426e09d4122307126b8648666a7253636523f

Download Submit
/data/user/0/com.dogilowopuna.zico/app_webview/GPUCache/index-dir/temp-index

Filesize
48B

MD5
2fcc8b3af2d85361587325ec87645693

SHA1
e4cd51af7d5667ea1de0bf88a76816d4488caa17

SHA256
b5fba09824a0869836fa8b491e034c9136e3e03453317b8f5774bf0df2183783

SHA512
6fa8fd825052df85927e4a07b1797f94a4bc158a206cab665c0ee10ac9a80652d27a2358deb2dc66f27fae0cbb54fae9ef98a2f21064e5d7ef7e7fc6d9408e92

Download Submit
/data/user/0/com.dogilowopuna.zico/app_webview/Web Data

Filesize
104KB

MD5
dc79f9ce5f3ab5270b33e61119dfc959

SHA1
1844bf222a5144b513dcf2fb50a18c011701c647

SHA256
47e65f4de08deabfd52ecdb8b0a29c61c482188b92c36182e2112ca0a8f4ff65

SHA512
18b8894a7f35df516f423bbdebf1e05ce09eaf4345b139e59e603cadb81f8d1fa20f793438c28e8fd9a64e64f0684223d90ce6f10d3f93cb0c781049a8cff03e

Download Submit
/data/user/0/com.dogilowopuna.zico/app_webview/Web Data-journal

Filesize
1KB

MD5
f9dc477ee343fc9b5e844669572bcb23

SHA1
dc689374a05041e01370604239f5270136ff1704

SHA256
07587ad077c1f52bef1bbf1d1a1212516a22f34947215d0fdf642cfe459a7bad

SHA512
300876580bd3c0fcea1d4f4d419d4d5f158e96b78234af1c15579b8b088d0cb9a2c06f6c125cd470bee1b36370ac8fb383ef9e6d437b1e0cb16ff35e71e7a90b

Download Submit
/data/user/0/com.dogilowopuna.zico/app_webview/metrics_guid

Filesize
36B

MD5
56af6c639d610f6b613dffd4e1ab2b14

SHA1
9fcad9c359dbd7edefef482587cc897a7dca91f8

SHA256
1e423a9d13dd40b429196809e0d5e2c764fa6cc6ef693f1817b985f50232e343

SHA512
082bd6087843240c81edf2e8220ff0448d7611e3904142eef4a93121ad3d78641b73f5bafa1e9ec6f1c11c1d17bbf060902a74b3930b36c98b929f8d972c08c1

Download Submit
/data/user/0/com.dogilowopuna.zico/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/user/0/com.dogilowopuna.zico/no_backup/androidx.work.workdb-journal

Filesize
524B

MD5
b0cc64427b26e9810ceb20db49fc114e

SHA1
2bf497f912d711fc0f7464cb82947a353c22a60a

SHA256
16ce03340b18c10dbe91a83e4d35c4625cb18867d78a4be3b12dd9685520cecc

SHA512
9e53b922a41208f5e693e31d47a896daa555217d09ac4793234c7219c938401f1c7ce7d190c20501dfb205b7bb488a4ab15d94df49365fb736139ca532ab7b22

Download Submit
/data/user/0/com.dogilowopuna.zico/no_backup/androidx.work.workdb-shm

Filesize
8B

MD5
7dea362b3fac8e00956a4952a3d4f474

SHA1
05fe405753166f125559e7c9ac558654f107c7e9

SHA256
af5570f5a1810b7af78caf4bc70a660f0df51e42baf91d4de5b2328de0e83dfc

SHA512
1b7409ccf0d5a34d3a77eaabfa9fe27427655be9297127ee9522aa1bf4046d4f945983678169cb1a7348edcac47ef0d9e2c924130e5bcc5f0d94937852c42f1b

Download Submit
/data/user/0/com.dogilowopuna.zico/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
90fbf4ae47f6cd37c38cedd860961941

SHA1
e3d0503b9f395cd40a01d6b17df66e1ff395bfc0

SHA256
ce02bfba243cf92c860eb913ad2e9915bcaa04b14ac740bbae06590dc1a7b3c0

SHA512
c0143ac040e95a043bc17a394d5ff9a8b9db52375dd441e6075c2a0235000124d806b216dd27a3b5129b87959aa0f0948e1ebe022001f29ef2ec022611203477

Download Submit
/data/user/0/com.dogilowopuna.zico/shared_prefs/WebViewChromiumPrefs.xml

Filesize
127B

MD5
21223e9184445fe043476484cd8cb1f9

SHA1
2b4813f849121d60ba35eb0889080668bb62c778

SHA256
bb61b7c087c2ae2de93a7740ff75707342940557146366e92b840284cd9446af

SHA512
be21408de0cc643650e5d9ab9057a8f9de88e37fbdc6417cfeba160402ec4cd14fccbc82cbbfd941ecfc0bb3d4056ee61ac199efdc99d647d53e65818835fd48

Download Submit
/data/user/0/com.dogilowopuna.zico/shared_prefs/settings.xml

Filesize
134B

MD5
78a2c63a0ec2f947097c8b764fb49e30

SHA1
e38dcf9d6a39c0f58cdabfcbd5dd4954817a7869

SHA256
7aaf74896c69acb15d2b36290e8bc74f6090e1b51ceab19400018fa7ed87285b

SHA512
96acd80ce5b0a1bd286f688de13b8b5ed9f2cfc73f034c2928a3d7a360a100e54c7a3239a45d7f81969585cc40b6fa9ab3ec4f7fa487e49efb1954b14d66484b

Download Submit

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads