nexus | 0f2d432a696f149181f7345b1662aa66c8afca70b41bc9c85b2d7c6634142949

Analysis

max time kernel
14s
max time network
186s
platform
android_x64
resource
android-x64-20240624-en
resource tags

androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
submitted
07/08/2024, 22:09

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General

Target

0f2d432a696f149181f7345b1662aa66c8afca70b41bc9c85b2d7c6634142949.apk
Size

4.9MB
MD5

acabd40f1b648a85d436b66051e956ef
SHA1

946356509ab3ecf8a188f41a5341c173067765bc
SHA256

0f2d432a696f149181f7345b1662aa66c8afca70b41bc9c85b2d7c6634142949
SHA512

83028ab602c2a660a77e770a8d311690c6605b1694052d65ab49ac4d1264be29fd1aa48ac387b3c0ccad639ee10e3053f9bd54d8cc4307a0ff872d015850afca
SSDEEP

98304:5DLAThoeWVq6EiHQnNC0fDWuAHkPM2mrRH5XbxaUqtUQ08tKYNbLIemcFU:53IVWVzHQNjauE0M2gRH5XbKrtHS

Score

10^/10

nexus banker collection discovery evasion infostealer persistence trojan

Malware Config

Extracted

Family

nexus

http://45.143.138.133

http://gecebizimhaberlerdeizle.co.vu/

http://haberasanbizdenozelgundem.co.vu/

Signatures

Nexus
Nexus is an Android banking trojan related to the SOVA banking trojan.
banker trojan infostealer nexus

Loads dropped Dex/Jar 1 TTPs 1 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.alert.castle/app_DynamicOptDex/uZdhso.json	4930	com.alert.castle

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

Security Software Discovery
T1418.001

Reads the contacts stored on the device. 1 TTPs 1 IoCs

collection

Contact List

T1636.003

description	ioc	Process
URI accessed for read	content://com.android.contacts/contacts	com.alert.castle

Acquires the wake lock 1 IoCs

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

Looks up external IP address via web service 2 IoCs

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

flow	ioc
5	ip-api.com
154	ip-api.com

Queries information about active data network 1 TTPs 1 IoCs

discovery

System Network Connections Discovery

T1421

description	ioc	Process
Framework service call	android.net.IConnectivityManager.getActiveNetworkInfo	com.alert.castle

Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs

persistence

Broadcast Receivers

T1624.001

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.alert.castle

com.alert.castle
1⤵
- Loads dropped Dex/Jar
- Reads the contacts stored on the device.
- Acquires the wake lock
- Queries information about active data network
- Registers a broadcast receiver at runtime (usually for listening for system events)
PID:4930

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Credential Access

Discovery

Software Discovery

T1418

Security Software Discovery

T1418.001

System Network Connections Discovery

T1421

Lateral Movement

Collection

Protected User Data

T1636

Contact List

T1636.003

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

/data/data/com.alert.castle/app_DynamicOptDex/uZdhso.json

Filesize
2.2MB

MD5
efa90868a21fc81acd2487e42b63ed58

SHA1
27c0d7361b8442938e05b5244a42c56ba0565aff

SHA256
153f2a70151c465b6fa00babe61d55b6a3e25d22eb96c40194f06242feacff5f

SHA512
4ef0f056c76fbecc12c88c4d21a99d0f2ef27cd9fdb1e47cd3257629db6ef81dc91033a27cb2550b85c06d44dae72ecff552e7e4a19ee0dd06577fb8cb5d0c4f

Download Submit
/data/data/com.alert.castle/app_DynamicOptDex/uZdhso.json

Filesize
2.2MB

MD5
eb68d6d89a6b39127bc645fa320c79e8

SHA1
fea1bc7be40e9b0c34a291dd36294f50fcf92b3e

SHA256
45ad8acf5bf7b86c38fbeee3e7b2301f1eaa5fe397a572a4bf6309eedd746285

SHA512
b0951befc046ba75c47dec9d1f37307cba9d8ef57bc3c578c84f95dccff968d2ff2b6198cdd139d8439ca3cd65b27419f051e8f140813811f628d00bed24540a

Download Submit
/data/data/com.alert.castle/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.alert.castle/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
3337affdabc3e7130f4e193691864bd7

SHA1
e950aa777806b6bbb25b9b2333a843d904b1c500

SHA256
8fa09df264ab7c645a479de0c88157378610b518aa048b91f6ca5c579f5f77d2

SHA512
e7bf298b5af14d3c236da6b9d7392c263cdccc4709afb37b147214116473b9608a96967de13b63fb0bd25de24e4db8cde79b44b67ec33d1d13e1adc6d72b2103

Download Submit
/data/data/com.alert.castle/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.alert.castle/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
12a641718ea4819cccccd91e253a4e4f

SHA1
b81756965f91678e821311421cfdc46faff57be9

SHA256
18547e575d357573c4373cf95e7b80295d9dba2dbd0de11749266daf41e57d81

SHA512
4bcb4a78514c218897dc0eb5c31230331e6fa48f005881a1055af2a88b0b1b3e3e7ea4814365ba51d341d68faee6442766604ee1d5715ea7cab58f6191f658e7

Download Submit
/data/data/com.alert.castle/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
1725c1059734b836b2b7bfcd0e8cc497

SHA1
d92723365c53426a0af11b399edaec14db3c00f8

SHA256
85a1758630ee2b73f8b70189c0b762da8bee39bbef201a81cdea5dcd17ff6030

SHA512
3ebcb5f94c8ee6689b8853ab3c1593bccce17ae4ad8b181b270eec2a35876a0be109c55416d80bf160ffbeebe3f0f29f35ebcf1c50a7f78ae6cc8cc861cfe756

Download Submit
/data/data/com.alert.castle/no_backup/androidx.work.workdb-wal

Filesize
156KB

MD5
a46ca5705569f34b65fc95d781a8485f

SHA1
3539ff3c7d38af1597288c580903aa5ebb033c39

SHA256
9f6f52003bb3b1107fe4bfa67a17c54aae026644d2e7c42ec1d2df1cc423be80

SHA512
cfc39e4d91cf967f8cd36c02ccc7ec254089d395dfa97926ffa41a981439001e3a3485093e6df6210ea66ed651e6cbb74bdbb31b47edc72e17da193700df33da

Download Submit
/data/user/0/com.alert.castle/app_DynamicOptDex/uZdhso.json

Filesize
6.1MB

MD5
802a753d1ffbc857c8b91fb91d8eb890

SHA1
64cf4cc4d7feab9004a275fd6a05cadf93917cf7

SHA256
ba641a60a99e49f0e0870eaf0ea0d550171108981eec64ff2516b332e28ec839

SHA512
5492e875c4cb9135a18d5f20e64359507133493c5bfc3e7dcaf281f750148538dc8b073ad435f314141dbf7c1e8cc5acb2950ad34d4f6865591215343fee2501

Download Submit