octo | ab02e4cbe64c32b1ca18abd8a727c6e6e5f70d6ccb534da980df2f4210c23d6f

Analysis

max time kernel
877723s
max time network
159s
platform
android_x64
resource
android-x64-20230831-en
submitted
12/10/2023, 11:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ab02e4cbe64c32b1ca18abd8a727c6e6e5f70d6ccb534da980df2f4210c23d6f.apk
Size

1.8MB
MD5

fd7a7e3a8f8a2961dfb9bb6b4bdef957
SHA1

d99b1d196aa588e9f52bff8ae83c984691ea15d4
SHA256

ab02e4cbe64c32b1ca18abd8a727c6e6e5f70d6ccb534da980df2f4210c23d6f
SHA512

5dd947b9b386f21b94eb0b7f1cf719ecd46cd66611ef7dbc89eae99b44d539b64836b522e582c2aa0ed4bc55c581680e5be93d747215090a22f8825b67a489dc
SSDEEP

49152:HGWTLEc/bDpPjdSXLmaahlfZH4lrnEStPXGZGZbmq76QFAE4KoSu:HG8TzFjkXLmaahlxHI/JXGZQ/74J

Score

10^/10

octo banker evasion infostealer ransomware rat trojan

Malware Config

Extracted

Family

octo

https://caramiliudj16.live/MTU2OWE0NzJjNGY5/

https://boodycookies41.info/MTU2OWE0NzJjNGY5/

https://smoorfikimv.pro/MTU2OWE0NzJjNGY5/

https://alimavij72.vip/MTU2OWE0NzJjNGY5/

https://5a9udxg6l6gd.su/MTU2OWE0NzJjNGY5/

https://zazarazgok7215vor1.pro/MTU2OWE0NzJjNGY5/

https://juf18ki1ca15ca1la.info/MTU2OWE0NzJjNGY5/

https://pofvac15camkkecz5.cc/MTU2OWE0NzJjNGY5/

https://makivn58jnid51.live/MTU2OWE0NzJjNGY5/

AES_key

Signatures

Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
banker trojan infostealer rat octo

Octo payload 3 IoCs

resource	yara_rule
behavioral2/files/fstream-3.dat	family_octo
behavioral2/memory/5045-1.dex	family_octo
behavioral2/memory/5045-2.dex	family_octo

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

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.wouldbegan28
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.wouldbegan28

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps). 1 IoCs

banker

description	ioc	Process
Framework service call	android.content.pm.IPackageManager.getInstalledApplications	com.wouldbegan28

Acquires the wake lock. 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.wouldbegan28

Loads dropped Dex/Jar 3 IoCs

Runs executable file dropped to the device during analysis.

ioc	pid	Process
/data/user/0/com.wouldbegan28/app_DynamicOptDex/HdoCq.json	5045	com.wouldbegan28
/data/user/0/com.wouldbegan28/cache/eaaej	5045	com.wouldbegan28
/data/user/0/com.wouldbegan28/cache/eaaej	5045	com.wouldbegan28

Reads information about phone network operator.

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.wouldbegan28

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

ransomware

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.wouldbegan28

com.wouldbegan28
1⤵
- Makes use of the framework's Accessibility service.
- Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).
- Acquires the wake lock.
- Loads dropped Dex/Jar
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
PID:5045

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

/data/data/com.wouldbegan28/.qcom.wouldbegan28

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.wouldbegan28/app_DynamicOptDex/HdoCq.json

Filesize
2KB

MD5
28170be78b5ad3652a054edf8d5e8b1e

SHA1
7c75f9299e4b979428e6e87130b9d8f186d2330e

SHA256
16f76e47de48686e59d9314a14d0296c6b45e3f81327604d980e662170841234

SHA512
96a824ecccf00a598ef36ac296fc7ad8f64e2788533e8e698d6047a76c5411a48b84fc3023eb58db5857ef9b99e1d4cb71107966636ed7153df74699ba397ed0

Download Submit
/data/data/com.wouldbegan28/app_DynamicOptDex/HdoCq.json

Filesize
2KB

MD5
095439df27d25eafee908d27ed9ef84f

SHA1
e101b69770c6720d1f78abe1a5b8981d1844450a

SHA256
a9dbf65bd41426a28ce92be32f7688498bb6ace5eef5c5525d820ff3de4cff39

SHA512
a4883248ae56db04e9f1ce4917a1d108b78261c86334db12a119abb9bc7b17577d55eb9e933eb2d53cffb3260bb995f9caf0d5a752ba91d1e0295025eff67939

Download Submit
/data/data/com.wouldbegan28/cache/eaaej

Filesize
457KB

MD5
24ac7aeaa9235624fa180eb3ee6067a3

SHA1
2882e07823e18b33bf715bff3d881b87e94d75f0

SHA256
3a3c932c69144c05aba4be0ccb4815c08f77f1a4364894ba72f808564bfe6ddd

SHA512
e204dc2efafd7beb75c3b0d1f1e9dd8ca1c3153fa88c4088cbc25fab1205a1e2784055832f90f33630097d75328176c89aae4b330a080aeaca61d4c2f571ca1d

Download Submit
/data/data/com.wouldbegan28/cache/oat/eaaej.cur.prof

Filesize
521B

MD5
08216045c68888bfac5a7bad5949e087

SHA1
ba384f610660fa091ac26ef52c88fc24c62b504b

SHA256
33ecad71c12546a2b1cd0f04998dd286822595b743b245297e0204391158f59f

SHA512
3db0ec68e0e9a09c38079bd1df3cf5f0409424739fd424de1f79644bda7dbbaf4d784b84a54790794eb1859f75fd5567f42cd70cdb50665ec2f275335ec04d00

Download Submit
/data/data/com.wouldbegan28/kl.txt

Filesize
423B

MD5
ba6254fa47c53a6e1d00437f8df27f99

SHA1
350c38cce1574f0cd6cfb09e26cb08874895a012

SHA256
c72ed5dc0f13d6bda2608aba45c00e0213a083b10d1f2a56fd89b7ffd230c2cc

SHA512
61a6fcb9a7c028c48dccffc35ccc1c9fb7d23a67bea2c33aa67d2093b8d3f5dfccd35d5ea006554f779e25a573aeb3a529fa3b7e878aa13a9032c38c61fb28c6

Download Submit
/data/data/com.wouldbegan28/kl.txt

Filesize
28B

MD5
6311c3fd15588bb5c126e6c28ff5fffe

SHA1
ce81d136fce31779f4dd62e20bdaf99c91e2fc57

SHA256
8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

SHA512
2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

Download Submit
/data/data/com.wouldbegan28/kl.txt

Filesize
230B

MD5
89a2fc222e30fa7a0c9a87efe2f50217

SHA1
1093668f0fa125930c255476c25dacac7053afb8

SHA256
1c8c633e0a95321e86e70904fcbf82bd66c6f39d5a5b96e42e5a4b6d43fdc95f

SHA512
cbe5249a8fa4d9212c3428ae2c6076f21fec172a5ff33602f69c81f655d23b17b725458e39bd0478567ff37b9aa3e5f6ea55180e578056ba54c0956c2a5800d6

Download Submit
/data/data/com.wouldbegan28/kl.txt

Filesize
45B

MD5
6b4bf1a8a59baab4fbb8899f81ce2d6d

SHA1
886c7b277bee0212582d8dbe37b2b4b249cb0a7b

SHA256
1c145f67874c27c1c6398fb421a4124dff60f79d5a9747cc68abf613528fa4e5

SHA512
252a670de1c733b4bc793c613ba8745fd5e30ca9be2d698eb01b2387e44da941bffd2e3d979efac5ca6271636c8d76d840ec3a3713fa57c95c699ecb8b4fd45f

Download Submit
/data/data/com.wouldbegan28/kl.txt

Filesize
63B

MD5
7c3f275e2d104aec86ac3a29f9909902

SHA1
0fe5ba038f4518adbe6551dd0946a4838cc310b1

SHA256
536df9b7d80c9278d591b3c20d8fdda68f489043e13b74c44f68697bf9f27063

SHA512
68c0c329f0271e9e6ab2049e6016caf9dcc3df78717f49c772c723993619477cb39bb0326cae0abb1276b710e1a9b6d048fc591f91515919f8096be9a1c1a52c

Download Submit
/data/user/0/com.wouldbegan28/app_DynamicOptDex/HdoCq.json

Filesize
5KB

MD5
1b0f40a4711285faa8988c53c198d925

SHA1
740235e31edb1bb69454f99579b4936994dc0cad

SHA256
1c63b4ad699c13b3e88e63fd74869d092f24a16591ab62ee2a514586704c22e8

SHA512
11f5736a43ffe1c9154d44851b5006319b5dd448a8554062da24ee184e02d53233b292c3973ec58158f10dedd55ddf4d862c9a4b1ed86543abf95e52c51eed83

Download Submit
/data/user/0/com.wouldbegan28/cache/eaaej

Filesize
457KB

MD5
24ac7aeaa9235624fa180eb3ee6067a3

SHA1
2882e07823e18b33bf715bff3d881b87e94d75f0

SHA256
3a3c932c69144c05aba4be0ccb4815c08f77f1a4364894ba72f808564bfe6ddd

SHA512
e204dc2efafd7beb75c3b0d1f1e9dd8ca1c3153fa88c4088cbc25fab1205a1e2784055832f90f33630097d75328176c89aae4b330a080aeaca61d4c2f571ca1d

Download Submit
/data/user/0/com.wouldbegan28/cache/eaaej

Filesize
457KB

MD5
24ac7aeaa9235624fa180eb3ee6067a3

SHA1
2882e07823e18b33bf715bff3d881b87e94d75f0

SHA256
3a3c932c69144c05aba4be0ccb4815c08f77f1a4364894ba72f808564bfe6ddd

SHA512
e204dc2efafd7beb75c3b0d1f1e9dd8ca1c3153fa88c4088cbc25fab1205a1e2784055832f90f33630097d75328176c89aae4b330a080aeaca61d4c2f571ca1d

Download Submit