MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Coper

Vendor detections: 9

Intelligence 9 IOCs YARA 4 File information Comments

SHA256 hash:	c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5
SHA3-384 hash:	31748ca5d2c120b20103efef7cf2e799ffa2cf4d2493a6d9d6c154a1b3f880fdadce4bcc12e2a8f14652e8b27df91152
SHA1 hash:	bff9ca55c2fc2bf483f24188673a090ea02b4074
MD5 hash:	cfc4690ab2fd0c05ebac471a4ab30b1d
humanhash:	papa-montana-king-kansas
File name:	25f54eb_foto_9W
Download:	download sample
Signature	Coper Create hunting rule
File size:	1'176'803 bytes
First seen:	2026-02-03 06:55:47 UTC
Last seen:	2026-02-03 07:43:21 UTC
File type:	apk
MIME type:	application/zip
ssdeep	24576:my+z/XOTLTyuX+Y8xrbszw6I7Uly6bs4ArYrn8DGce1Z4tFn/ErO5e:mJ/G+TYEc1mwy64lrunQGt12tlYMe
TLSH	T1AA451241B798D717E8EDAA744E67C3D1A2513D80CE11435B7A8A730C1EB23C64F27B6A
TrID	60.6% (.APK) Android Package (27000/1/5) 30.3% (.JAR) Java Archive (13500/1/2) 8.9% (.ZIP) ZIP compressed archive (4000/1)
Magika	apk
Reporter	kranxmob
Tags:	coper signed

Code Signing Certificate

Organisation:	Android Debug
Issuer:	Android Debug
Algorithm:	sha1WithRSAEncryption
Valid from:	2013-12-31T22:35:04Z
Valid to:	2052-04-30T22:35:04Z
Serial number:	232eae62
Intelligence:	105 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:	SHA256
Thumbprint:	fac61745dc0903786fb9ede62a962b399f7348f0bb6f899b8332667591033b9c
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

Unix.Dropper.Fakeapp-10014994-0

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

android bankbot invalid-signature signed

Link:

https://www.filescan.io/uploads/69819d5b981ff1d38a460a3d/reports/ce9c76c5-c35a-49f8-a8c2-a5d271198579/overview

Result

Link:

https://incinerator.cloud/#/public/report/cfc4690ab2fd0c05ebac471a4ab30b1d/detail

Application Permissions

read external storage contents (READ_EXTERNAL_STORAGE)

add voicemails into the system (ADD_VOICEMAIL)

read/modify/delete external storage contents (WRITE_EXTERNAL_STORAGE)

receive SMS (RECEIVE_SMS)

read SMS or MMS (READ_SMS)

read contact data (READ_CONTACTS)

write contact data (WRITE_CONTACTS)

send SMS messages (SEND_SMS)

receive MMS (RECEIVE_MMS)

receive WAP (RECEIVE_WAP_PUSH)

directly call phone numbers (CALL_PHONE)

modify global system settings (WRITE_SETTINGS)

read phone state and identity (READ_PHONE_STATE)

allow use of fingerprint (USE_FINGERPRINT)

measure application storage space (GET_PACKAGE_SIZE)

automatically start at boot (RECEIVE_BOOT_COMPLETED)

full Internet access (INTERNET)

prevent phone from sleeping (WAKE_LOCK)

control vibrator (VIBRATE)

change your audio settings (MODIFY_AUDIO_SETTINGS)

view Wi-Fi status (ACCESS_WIFI_STATE)

view network status (ACCESS_NETWORK_STATE)

reorder applications running (REORDER_TASKS)

modify battery statistics (BATTERY_STATS)

send SMS-received broadcast (BROADCAST_SMS)

delete all application cache data (CLEAR_APP_CACHE)

Result

Verdict:

UNKNOWN

Link:

https://labs.inquest.net/dfi/sha256/c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5

Verdict:

Malicious

File Type:

apk

Detections:

HEUR:Trojan-Dropper.AndroidOS.Agent.sm HEUR:Trojan-Banker.AndroidOS.Coper.c HEUR:Trojan-Banker.AndroidOS.Agent.eq

Link:

https://opentip.kaspersky.com/c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5/results?tab=lookup

Score:

100%

Verdict:

Malware

File Type:

APK

Link:

https://malprob.io/report/c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5/

Verdict:

Malicious

Threat:

Family.COPER

Link:

https://tip.neiki.dev/file/c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5

Threat name:

Android.Trojan.AVerseFalc

Status:

Malicious

First seen:

2026-02-02 15:50:47 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

14 of 38 (36.84%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ys7ztkevjexbg6z6wsquevjg6obbmmdi5jpruenfxz4sbxnt622q._file

Result

Malware family:

octo

Score:

10/10

Tags:

family:octo android banker collection credential_access defense_evasion discovery evasion execution impact infostealer persistence rat trojan

Link:

https://tria.ge/reports/260203-hs393sfy4c/

Behaviour

Schedules tasks to execute at a specified time

Uses Crypto APIs (Might try to encrypt user data)

Acquires the wake lock

Makes use of the framework's foreground persistence service

Queries the mobile country code (MCC)

Loads dropped Dex/Jar

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)

Queries the phone number (MSISDN for GSM devices)

Octo

Octo family

Octo payload

Malware Config

C2 Extraction:

https://64.89.163.37/ZWFlY2Q1NjdmZmI3/
https://46.151.182.213/ZWFlY2Q1NjdmZmI3/
https://a93f6d2b7SDSGx0k1m9q4r8s5v.com/ZWFlY2Q1NjdmZmI3/
https://h6d23bsdgsdsgsd8d7f1qk4m5x.com/ZWFlY2Q1NjdmZmI3/
https://5f46236sdgagjkkfhfhdxzh1k9m8s7q4x.com/ZWFlY2Q1NjdmZmI3/
https://34g9s7b6sdgjkkjkhjkgdsg0f6k1m8q5x.com/ZWFlY2Q1NjdmZmI3/
https://344d9g3sdgsgs8d1kjhjfjghdkhk7m5f2x.com/ZWFlY2Q1NjdmZmI3/
https://54sdf7sdskjjghgfkmdg3b6a0d1k9m8q.com/ZWFlY2Q1NjdmZmI3/
https://64.89.161.32/ZWFlY2Q1NjdmZmI3/
https://54klaksodslsdfssapoalldshk7m5f2x.com/ZWFlY2Q1NjdmZmI3/
https://546d9g3safghasfasfgs8d1kjhjfjghdkhk7m5f2x.com/ZWFlY2Q1NjdmZmI3/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/c4bf99a895492e137b3eb4a1425526f382163068ea5f1a11a5be7920ddb3f6b5

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	elf_arm_mips_ko_so Create hunting rule

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Delivery method

Other

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