sova | 7c805f51ee3b2994e742d73954e51d7c2c24c76455b0b9a1b44d61cb4e280502

Analysis

max time kernel
4005025s
max time network
143s
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
17-03-2023 09:34

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General

Target

7c805f51ee3b2994e742d73954e51d7c2c24c76455b0b9a1b44d61cb4e280502.apk
Size

4.0MB
MD5

74b8956dc35fd8a5eb2f7a5d313e60ca
SHA1

322bfcfc2f2cfcfb759bc61b021a498c1955937b
SHA256

7c805f51ee3b2994e742d73954e51d7c2c24c76455b0b9a1b44d61cb4e280502
SHA512

772e0ae703b9cb3bb62c490366023026845aa80d793211dbc95606795659f88fa58e510ab1fdb129ee01159560ae071312c9de98cbcdbf574b015a791a0960ac
SSDEEP

98304:zQEneeg1QRd7c43GVDssvvO9h9CwfLyEefawrQ:zQEnzg2RD2Vjgfzyzawk

Score

10^/10

sova banker evasion infostealer trojan

Malware Config

Signatures

SOVA_v5 payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4169-0.dex	family_sova_v5
behavioral1/memory/4084-0.dex	family_sova_v5

Sova
Android banker first seen in July 2021.
banker trojan infostealer sova

Makes use of the framework's Accessibility service. 2 IoCs

Processes:

com.bean.cousin

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.bean.cousin
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.bean.cousin

Acquires the wake lock. 1 IoCs

Processes:

com.bean.cousin

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.bean.cousin

Loads dropped Dex/Jar 2 IoCs

Runs executable file dropped to the device during analysis.

Processes:

/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.bean.cousin/app_DynamicOptDex/CtaDwII.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.bean.cousin/app_DynamicOptDex/oat/x86/CtaDwII.odex --compiler-filter=quicken --class-loader-context=&com.bean.cousin

ioc	pid	Process
/data/user/0/com.bean.cousin/app_DynamicOptDex/CtaDwII.json	4169	/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.bean.cousin/app_DynamicOptDex/CtaDwII.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.bean.cousin/app_DynamicOptDex/oat/x86/CtaDwII.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.bean.cousin/app_DynamicOptDex/CtaDwII.json	4084	com.bean.cousin

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
40	ip-api.com

Removes a system notification. 1 IoCs

evasion

Processes:

com.bean.cousin

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.bean.cousin

com.bean.cousin
1⤵
- Makes use of the framework's Accessibility service.
- Acquires the wake lock.
- Loads dropped Dex/Jar
- Removes a system notification.
PID:4084
- /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.bean.cousin/app_DynamicOptDex/CtaDwII.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.bean.cousin/app_DynamicOptDex/oat/x86/CtaDwII.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4169

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/user/0/com.bean.cousin/app_DynamicOptDex/CtaDwII.json

Filesize
2.2MB

MD5
c9ea4a96385657ebb6555b6d4d5eca0c

SHA1
5bae7c22a1bc9d4d0410a9a2a66056ebe00a7e93

SHA256
11b1cbdef463227d288271c05101ed180109d372d68fc924c29db43bf518922b

SHA512
e42bbc1ab5dcea9d0c54ff9ebf71919e97ec8ea49793e05179414a95a034f9108b709cbc52fd25c8a6f1d48d249b9d0bb59bfcabdac4f4853d0177ab3fdfce8c

Download Submit
/data/user/0/com.bean.cousin/app_DynamicOptDex/CtaDwII.json

Filesize
6.0MB

MD5
7650b4c1c441ffaa06c64c9ea181597d

SHA1
02b3192f88802366e32b02db6b491853f0474143

SHA256
6ca21973ebc73fb856040fd1be00603287494bed8fc7849e656ae5ec84689bff

SHA512
df47092217b7c6fe04f49db05d1983990b06f2b441e08895eda86b5ec2319d1eb631f3f2c8518d1f75e68fb344dc2f513e48d51caa59792d23b02e99c10674ea

Download Submit
/data/user/0/com.bean.cousin/app_DynamicOptDex/CtaDwII.json

Filesize
6.0MB

MD5
cb83525904c2bff0cb586d662c5fe2b9

SHA1
2d63ff2e85b34006a5517f85deb470ff48734df5

SHA256
acd7234022738f4e8499749de805c474879fea06de0d7ca066483d03e7ef02f5

SHA512
33eced5d3bead49bb238f08bac960044c7359262fdd58ab559cb38c47528859e24f8578e32743ba6a1630ce7e45497c9f99edb0b96c5c8fa6c0a4ca7fb15fd3e

Download Submit
/data/user/0/com.bean.cousin/app_DynamicOptDex/CtaDwII.json.x86.flock

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.bean.cousin/app_DynamicOptDex/oat/CtaDwII.json.cur.prof

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.bean.cousin/app_DynamicOptDex/oat/x86/CtaDwII.odex

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.bean.cousin/app_DynamicOptDex/oat/x86/CtaDwII.vdex

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.bean.cousin/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/user/0/com.bean.cousin/no_backup/androidx.work.workdb-journal

Filesize
524B

MD5
6a7488569d2cdc1c3021289e9142f466

SHA1
6c34ab2736f3080ad0211a1c263fa77b98291825

SHA256
bc62837d65383d7e77d7f567f4659489d193db40fcf760e1674cdbd9b98bff87

SHA512
4d438758be12654a993646f3ef0327d0792bc1e81f12d9259d61dbf8287941d7bdd340ff8a8fea1a502ddfaa764515ae3fa5d1d967d329fd1c8d10f1955d8a60

Download Submit
/data/user/0/com.bean.cousin/no_backup/androidx.work.workdb-shm

Filesize
8B

MD5
7dea362b3fac8e00956a4952a3d4f474

SHA1
05fe405753166f125559e7c9ac558654f107c7e9

SHA256
af5570f5a1810b7af78caf4bc70a660f0df51e42baf91d4de5b2328de0e83dfc

SHA512
1b7409ccf0d5a34d3a77eaabfa9fe27427655be9297127ee9522aa1bf4046d4f945983678169cb1a7348edcac47ef0d9e2c924130e5bcc5f0d94937852c42f1b

Download Submit
/data/user/0/com.bean.cousin/no_backup/androidx.work.workdb-wal

Filesize
229KB

MD5
d9721119d7e173d95c8a7b1f67da758b

SHA1
904f0980b0fcb13e0d4aac790b369216c533e882

SHA256
9cad070957980941467052b7e49162e8c2cd6e14f7f14dbf35d78f3364deb360

SHA512
431f40027aabaebdb5a878a650a54134b212aefd57501b3f0f6be0738f2aeece877b06f48fa9ed1eed1af3d5ee387d8b44154b51c8a3dd9f817b49abee7eb89a

Download Submit