038112fc434477dfea21607360a9461b3fd3d4818157289605ffc5b3cf142adf

Analysis

max time kernel
3869430s
max time network
158s
platform
android_x86
resource
android-x86-arm-20220310-en
submitted
21-05-2022 11:31

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General

Target

038112fc434477dfea21607360a9461b3fd3d4818157289605ffc5b3cf142adf.apk
Size

263KB
MD5

94158d86d7cc79458ac3d933c0b64fac
SHA1

d02f862e54daf6b3d945eb484a9f7b3dab15e1cc
SHA256

038112fc434477dfea21607360a9461b3fd3d4818157289605ffc5b3cf142adf
SHA512

b3a9dd1a3e14db62765b59bc5975cbc6656b4be2b2babb1f74475df5d0c3a570ab686c7564f7241dd742c8f468d2361379c3db155371d3cbb830e41a0081a27a

Score

7^/10

evasion ransomware

Malware Config

Signatures

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.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar --output-vdex-fd=44 --oat-fd=47 --oat-location=/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/oat/x86/fields.odex --compiler-filter=quicken --class-loader-context=&com.osaka.hdbr.vmbqldogcor

ioc	pid	process
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar	5059	/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.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar --output-vdex-fd=44 --oat-fd=47 --oat-location=/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/oat/x86/fields.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar	4973	com.osaka.hdbr.vmbqldogcor

Reads information about phone network operator.
Removes a system notification. 1 IoCs
evasion

Processes:

com.osaka.hdbr.vmbqldogcor

description ioc process

Framework service call android.app.INotificationManager.cancelNotificationWithTag com.osaka.hdbr.vmbqldogcor
Uses Crypto APIs (Might try to encrypt user data). 1 IoCs
ransomware

Processes:

com.osaka.hdbr.vmbqldogcor

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.osaka.hdbr.vmbqldogcor

description	ioc	process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.osaka.hdbr.vmbqldogcor

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.osaka.hdbr.vmbqldogcor

com.osaka.hdbr.vmbqldogcor
1⤵
- Loads dropped Dex/Jar
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
PID:4973

/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.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar --output-vdex-fd=44 --oat-fd=47 --oat-location=/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/oat/x86/fields.odex --compiler-filter=quicken --class-loader-context=&
2⤵
- Loads dropped Dex/Jar
PID:5059

com.osaka.hdbr.vmbqldogcor:RemoteProcess
1⤵
PID:5076

com.osaka.hdbr.vmbqldogcor:guard
1⤵
PID:5886

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar
Filesize
138KB

MD5
cceb8db3b057d24673d49eda229e9892

SHA1
b18f6353b2156410249079a3b7b86ef3a530e8ee

SHA256
e900cb4c3fe9d8f45196a7457e9645c65b0f3cde820f4161950252cff67a4d97

SHA512
4a42cde3165a706e823caa1362001ed8aa647caf22325a4f2554c64fc4ebcd79afe44fe5eab5474221806f26e7aca9d2901026de6e597ef62fe867f123e4bd57

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar
Filesize
281KB

MD5
4654f352b1b2095d54e0945af0e3948c

SHA1
4819b9827e70025c72a74869a85c996d92603931

SHA256
71c5cdeeaea45916c993908370cb7b1d60911d8e233dc9d1def0e75915e4548e

SHA512
a58ba607dbdb9af50beb9bec719e24c7d4e457e6bd9a6ef71460b0ee629f002788ac8a93d2d18728304c695fca3ac000138f19427c064cd66c628dab8a839ce3

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar
Filesize
281KB

MD5
73b11c4c10150bbd4f29ad012dc11dde

SHA1
65c83ad32c29f9811c32eda75d7fcdc92ef42dda

SHA256
52132037e9b950a9cb48d6374ee2c6747a6bfe776e13a726395771f1b40ee9da

SHA512
3e53b1ee22a00e60896da86d2695195e0965c93d190c4d1c0dba2eb5c611d670ee7693a9f8756858255e2b170cb82a753719dd4d6a827af437309b7a1dcc6f01

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/fields.jar.x86.flock
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/oat/fields.jar.cur.prof
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/oat/x86/fields.odex
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_tfile/oat/x86/fields.vdex
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/Web Data
Filesize
104KB

MD5
dc79f9ce5f3ab5270b33e61119dfc959

SHA1
1844bf222a5144b513dcf2fb50a18c011701c647

SHA256
47e65f4de08deabfd52ecdb8b0a29c61c482188b92c36182e2112ca0a8f4ff65

SHA512
18b8894a7f35df516f423bbdebf1e05ce09eaf4345b139e59e603cadb81f8d1fa20f793438c28e8fd9a64e64f0684223d90ce6f10d3f93cb0c781049a8cff03e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/Web Data-journal
Filesize
1KB

MD5
d397538d11b7e1684fe257eb37ef489a

SHA1
fcd882307000b15b4e4c4aa6d846bf099699607c

SHA256
ea24b93eebdba68f50cccf8950d3d1d9fa9bfecc8533ee35e52315d75df30d76

SHA512
0e916598aa2d04648193753ef9ca57270d419571113e052e6568ca5deb8ef2fa5427798d5d2a1cf6c32545ecac4fc0d1af787ba38ff397ea22005ab72f3378a0

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/metrics_guid
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/metrics_guid
Filesize
36B

MD5
bc465d7ad7bc0c4bfbe862d8da67abb8

SHA1
0d91e3fbf9485cab727c863213a3a827d6f1f363

SHA256
c7ede2b81998c48b9993448b6821d55c00f5eb81e8a37212bf93397a77e644a0

SHA512
de21d6f2444eac6259cbd76a87a42263289a7ceb9581c9adca4ef14ddd92ab8f91067c848e326db8ffb0679a6ae92fa455da150a5c9e94cca96394d4e99ef607

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/variations_seed_new
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/variations_stamp
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/app_webview/webview_data.lock
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/databases/tbcom.osaka.hdbr.vmbqldogcor
Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/databases/tbcom.osaka.hdbr.vmbqldogcor-journal
Filesize
524B

MD5
96ea6ea9c77cc140f88c279fd5389c35

SHA1
dc0cd2a1049b602de6d8b7206759de4996df6b15

SHA256
b37fafd9528b52a22eccf7cef107efaa893fbb412ba046efb90408628c6c9744

SHA512
3f84962c5d28a3b58e13dcc6cafc7914fb5b1f69a0498ed08ded3b44debf7db3adc4ae399d97541a250e67b80def6c55520a66580f091d2feb5bbc8e25fb82e5

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/databases/tbcom.osaka.hdbr.vmbqldogcor-shm
Filesize
8B

MD5
7dea362b3fac8e00956a4952a3d4f474

SHA1
05fe405753166f125559e7c9ac558654f107c7e9

SHA256
af5570f5a1810b7af78caf4bc70a660f0df51e42baf91d4de5b2328de0e83dfc

SHA512
1b7409ccf0d5a34d3a77eaabfa9fe27427655be9297127ee9522aa1bf4046d4f945983678169cb1a7348edcac47ef0d9e2c924130e5bcc5f0d94937852c42f1b

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/databases/tbcom.osaka.hdbr.vmbqldogcor-wal
Filesize
48KB

MD5
72475bff0c478a6e7481ef0c72ad9033

SHA1
cba2146fc61bb33232a9ccb38a137346155fdac6

SHA256
791bf8ca828e3b8bf4f9f9b6c39c3df9b388b6dd22ed175eaa62ed6521da28b3

SHA512
c988797a6dc9d64fbdcdcae4cfe86053f91e69adf6b5ee75317d1d2d5ed28beec04302809a37855df74eb8b610f66ff78b02104464f1e7580ef3ef05e41c5f6f

Download Submit
/data/user/0/com.osaka.hdbr.vmbqldogcor/shared_prefs/WebViewChromiumPrefs.xml
Filesize
127B

MD5
21223e9184445fe043476484cd8cb1f9

SHA1
2b4813f849121d60ba35eb0889080668bb62c778

SHA256
bb61b7c087c2ae2de93a7740ff75707342940557146366e92b840284cd9446af

SHA512
be21408de0cc643650e5d9ab9057a8f9de88e37fbdc6417cfeba160402ec4cd14fccbc82cbbfd941ecfc0bb3d4056ee61ac199efdc99d647d53e65818835fd48

Download Submit
/storage/emulated/0/Download/sdsid
Filesize
4B

MD5
b8c37e33defde51cf91e1e03e51657da

SHA1
dd01903921ea24941c26a48f2cec24e0bb0e8cc7

SHA256
fe675fe7aaee830b6fed09b64e034f84dcbdaeb429d9cccd4ebb90e15af8dd71

SHA512
e3d0e2ef3cab0dab2c12f297e3bc618f6b976aced29b3a301828c6f9f1e1aabbe6dab06e1f899c9c2ae2ca86caa330115218817f4ce36d333733cb2b4c7afde7

Download Submit