octo | 6153966e76e62c9a812601469553a291f1bc1f26c9e7ff56f0d3e0a28d6cf8ce

Resubmissions

20-09-2023 14:50

230920-r7rn9sgh6z 10

11-09-2023 22:03

230911-1ygblsbg39 10

Analysis

max time kernel
3005000s
max time network
1806s
platform
android_x86
resource
android-x86-arm-20230831-en
submitted
20-09-2023 14:50

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General

Target

6153966e76e62c9a812601469553a291f1bc1f26c9e7ff56f0d3e0a28d6cf8ce.apk
Size

1.5MB
MD5

44e83dd5257260cf5c9e85100c016116
SHA1

22dc9c4250b9fdb837573308b3a2a6755f9d4b36
SHA256

6153966e76e62c9a812601469553a291f1bc1f26c9e7ff56f0d3e0a28d6cf8ce
SHA512

3cf9e9fa46a669bcc996c9b58883108bc463e0a3e73aeeb53387ec17c579fc8b18ac18c55201255571a5d853c4cf77943d4e38752091753fb6abc9df99f323ed
SSDEEP

24576:a7caN4hTiPRj7yphSSVxBLTDWXXaZODZH7mqNThUIHAE4KvAS1Q:aoaETgy//VnnWXKZGZbmqhqIHAE4KoSW

Score

10^/10

octo banker evasion infostealer ransomware rat stealth trojan

Malware Config

Extracted

Family

octo

https://blessedik591.info/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw.site/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw1.site/MTU2OWE0NzJjNGY5/

https://arw2he7x57wp.pw/MTU2OWE0NzJjNGY5/

https://9r8i1u84t2gp.online/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw.biz/MTU2OWE0NzJjNGY5/

https://arw2he7x57wp1.pw/MTU2OWE0NzJjNGY5/

https://9r8i1u84t2gp1.online/MTU2OWE0NzJjNGY5/

https://cm603lzeyxdw.space/MTU2OWE0NzJjNGY5/

https://5a9udxg6l6gd.su/MTU2OWE0NzJjNGY5/

https://f2kic1nam25n81k.cc/MTU2OWE0NzJjNGY5/

https://maza5rra11vti251mca.info/MTU2OWE0NzJjNGY5/

https://cleverk21da912mca.live/MTU2OWE0NzJjNGY5/

https://zazarazgok7215vor1.pro/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
behavioral1/files/fstream-6.dat	family_octo
behavioral1/memory/4175-1.dex	family_octo
behavioral1/memory/4175-2.dex	family_octo

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

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.pressfigure65
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.pressfigure65

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.pressfigure65

Removes its main activity from the application launcher 1 IoCs

stealth trojan

pid	Process
4175	com.pressfigure65

Acquires the wake lock. 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.pressfigure65

Loads dropped Dex/Jar 4 IoCs

Runs executable file dropped to the device during analysis.

ioc	pid	Process
/data/user/0/com.pressfigure65/app_DynamicOptDex/EGxsby.json	4201	/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.pressfigure65/app_DynamicOptDex/EGxsby.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pressfigure65/app_DynamicOptDex/oat/x86/EGxsby.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.pressfigure65/app_DynamicOptDex/EGxsby.json	4175	com.pressfigure65
/data/user/0/com.pressfigure65/cache/hcjfh	4175	com.pressfigure65
/data/user/0/com.pressfigure65/cache/hcjfh	4175	com.pressfigure65

Reads information about phone network operator.

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.pressfigure65

Removes a system notification. 1 IoCs

evasion

description	ioc	Process
Framework service call	android.app.INotificationManager.cancelNotificationWithTag	com.pressfigure65

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

ransomware

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.pressfigure65

com.pressfigure65
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).
- Removes its main activity from the application launcher
- Acquires the wake lock.
- Loads dropped Dex/Jar
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Removes a system notification.
- Uses Crypto APIs (Might try to encrypt user data).
PID:4175
- /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.pressfigure65/app_DynamicOptDex/EGxsby.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pressfigure65/app_DynamicOptDex/oat/x86/EGxsby.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4201

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/data/com.pressfigure65/.qcom.pressfigure65

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.pressfigure65/app_DynamicOptDex/EGxsby.json

Filesize
2KB

MD5
226f1cd6ab5661d77401fe89757beca8

SHA1
3ef0910dfd91b87b0c65c7a793007291c0cb7b33

SHA256
9676b36080d39f0663bf991bc9007a33306f7c549a9a5b3e87a8842735cc76f6

SHA512
2c3d2fe93f1c3ac004a282539dd26fa330445112404e2d7ca8ffd8b0374824e2e8de2bfff0beb5439022716d0ea727b140bbf8e1ca406a19d3c7c1d0b85a9c04

Download Submit
/data/data/com.pressfigure65/app_DynamicOptDex/EGxsby.json

Filesize
2KB

MD5
047c2cbc6d9706e3d9e4e1bec0910bf7

SHA1
e4f143d1eef6b74382a98258fa17a3cfeda6f418

SHA256
a7e525b82b7f94fa20a769d557e6616b734f9a675504682aee5fd1d277433dd0

SHA512
392d68bdcb8db634e1bce02c38aaadbeffa7982fb2012db1b1c42f23f3daa4c1385b83473f3fb14b78f9a7225ffb663f6c03be3461d3e189c8ab7273f879914d

Download Submit
/data/data/com.pressfigure65/cache/hcjfh

Filesize
271KB

MD5
59e431e1f02923d8d1de501547797bb6

SHA1
5be8d6ec7112fe0d3beb30f19967b4ca232b1a17

SHA256
63dfc78268b922a5d0fb34f3b56d7bdd24780176bf03dbd4bbff71a5f019d7c0

SHA512
72a2f60d6a163bc7281ece342559684e03b230e6f7e310c09301be4440a78e8340f490e4e73a47401d366f0f1de2879ff8f5bc9e81905a9afbd070cba61b26aa

Download Submit
/data/data/com.pressfigure65/cache/oat/hcjfh.cur.prof

Filesize
534B

MD5
bc43b6eefb9352cc9e0401747d416cef

SHA1
6a76479861cc77dfde99dad8e683f14d11b1e186

SHA256
df279a6ef564b6d56b81a25378de9795be21867fb23c8ebbadbd12010026174f

SHA512
a562d9a200754656d3506b646b71218f66fa4413d621b0002770c8a83508e8a684bc4be91672943233d31c05e55274f844a4dbc140fe20ed44e6ac371b9c183c

Download Submit
/data/data/com.pressfigure65/cache/oat/hcjfh.cur.prof

Filesize
568B

MD5
cee6663ad7f9d3a804fc047de6e533c3

SHA1
4b7f85f8253c55653aafd1c6e673945e164ed37f

SHA256
ce073a26f4f718f9cf2976316822a227a992b37e74da82babaee1e72c95a3f71

SHA512
53f2148889d8d12c7f56a502411e31e2249add64faaa9f5a08d7ec75725fa0ccecdb5f74c297f3d5af1d945e1d7d2674fe3804d6b9016144552947aa343640bb

Download Submit
/data/data/com.pressfigure65/cache/oat/hcjfh.cur.prof

Filesize
592B

MD5
e3f7f69bec11c193d071e5361fb1c5b5

SHA1
28732381cf8f3e1b14b909b6b41a40b15cc8278d

SHA256
d48386bbba769f6e5d724bc9faa6e52e9a6033984200e85066d5b2b82cf77c64

SHA512
ff4cc18d8d00e6f57779f7dd35d4baad8102cb5bca954c7dabe764f24529c77480f19a44fab3ad329800c7c00acb4d346bdf963bf2e80a0820f0b5b21efe3f90

Download Submit
/data/data/com.pressfigure65/kl.txt

Filesize
28B

MD5
6311c3fd15588bb5c126e6c28ff5fffe

SHA1
ce81d136fce31779f4dd62e20bdaf99c91e2fc57

SHA256
8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

SHA512
2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

Download Submit
/data/data/com.pressfigure65/kl.txt

Filesize
230B

MD5
197d9bbc8274cd987524eca4e0ecd8be

SHA1
0f9ba2ebc993dab4ae4ae03e4c76b098857f6c41

SHA256
bd464ee35096c592c412d18d678477b42e783bfc6fb2456aaae5161d6f787cb9

SHA512
c41b20f9f8732480acb60e29f8da4c70cbb31b83410f1b21f076a1fed85a445af8c76c956dcfabc93bc285b8482f223e4b251e0c6ea02ef9624ac80b149b12e6

Download Submit
/data/data/com.pressfigure65/kl.txt

Filesize
63B

MD5
abb1f4c73ebacd4fa821b00fee254c98

SHA1
d6f1c7ba2cf99a8d180549ec61c7f71762232ba4

SHA256
3114ee00a12f34fd26f914d258065ba4961e3c0dda6b41aec38fdf7e0963f987

SHA512
f62f5c6bee4d705d465ebb1742451856a6447be822dc3a4828a905b08399b13e6f3bdbbd455c25b63e051ba84cf3304d77931b321b0d53b02448123a9b7feaa2

Download Submit
/data/data/com.pressfigure65/kl.txt

Filesize
54B

MD5
8b41811ed6ea636e53b28f141f34a54e

SHA1
4c2326be0cf1c3e326e50b6ce72f2bb53be9a198

SHA256
529315a93ac028ed8df4db45abe8abe2356fd6a662487105c36cfc0024e25f9a

SHA512
4bccb5bd07b8df5e3c080c1a1fdfdf1229e3dd9d374d46b225b13e0588294cd8695fdb5a823339537ffef60762a91237f8c1bebbe3a3d352e2cf04ec0dd54a2c

Download Submit
/data/data/com.pressfigure65/kl.txt

Filesize
428B

MD5
cd6047de08fe369024b0c8aa8a91b652

SHA1
66be6c739941cf08b64b62ab6b87049b292fb1e7

SHA256
0faa498fc5062ca773c4aa202317b6b906cc943f17a04763904ed4eada40911c

SHA512
8568dd239d7f77c5bedb26361974b1ed11173fa1c30bddf05657eda0288db2c5165fcc8b1d0897d5fe3c47a0d3a8d510f4222c6d3a8bf444bf9f7d088054744c

Download Submit
/data/user/0/com.pressfigure65/app_DynamicOptDex/EGxsby.json

Filesize
6KB

MD5
d081aaa8c167bf676a3521d7dc6c888e

SHA1
cb56830b448ab1c485656d22d509b36839ce9acc

SHA256
d38501e22d23feb948612ea574812d167bc04874ec194ddb20864ca12b5f961c

SHA512
aa85ee5587af1c8565dd32ef2c38a8d0612d5be0fb76cff94707e2b7fa4d44dd6c2106deafcd2df9f9b2fec633f78c98ccb745e567c5cace9b5af0901a4b7fbd

Download Submit
/data/user/0/com.pressfigure65/app_DynamicOptDex/EGxsby.json

Filesize
6KB

MD5
af73f1889e4ada2c7fbb0512c31c6dbb

SHA1
927cae26592a79b9eefda0dc8e8473954b3b49cc

SHA256
67b19fae633db8d33717975a406969e59cc00f2e70bd43ae41c79349c6f74a7d

SHA512
be7a9381f6169910e0baf052bd2978ea5577e024074d68e909244e3e5c248e856d90a9cf42bb9819a7e285a8e9fcf159f4a8de9a5c099e6f0f6b87e3e2f3916d

Download Submit
/data/user/0/com.pressfigure65/cache/hcjfh

Filesize
271KB

MD5
59e431e1f02923d8d1de501547797bb6

SHA1
5be8d6ec7112fe0d3beb30f19967b4ca232b1a17

SHA256
63dfc78268b922a5d0fb34f3b56d7bdd24780176bf03dbd4bbff71a5f019d7c0

SHA512
72a2f60d6a163bc7281ece342559684e03b230e6f7e310c09301be4440a78e8340f490e4e73a47401d366f0f1de2879ff8f5bc9e81905a9afbd070cba61b26aa

Download Submit
/data/user/0/com.pressfigure65/cache/hcjfh

Filesize
271KB

MD5
59e431e1f02923d8d1de501547797bb6

SHA1
5be8d6ec7112fe0d3beb30f19967b4ca232b1a17

SHA256
63dfc78268b922a5d0fb34f3b56d7bdd24780176bf03dbd4bbff71a5f019d7c0

SHA512
72a2f60d6a163bc7281ece342559684e03b230e6f7e310c09301be4440a78e8340f490e4e73a47401d366f0f1de2879ff8f5bc9e81905a9afbd070cba61b26aa

Download Submit