098901de559af7f20d1a12160c6e82f562b6fe5082534afa7f6bca68fff6d46f

General

Target
Koi855_2_1_6.apk
Size 4.3MB
Sample260709-pgb5sabs4s
SHA256 098901de559af7f20d1a12160c6e82f562b6fe5082534afa7f6bca68fff6d46f
MD5 93c5222496c2a1b3c4be68f65d855dfb
SHA1 0a3c6288173b6b94191ba5c5dc86ec311ab5c737
SHA512 924644d9aa693b2348359a48d9c0b08fca1cb817bdde501613a54d3ec104baa60dac325942cf82327abeec35c337018431726ff0cfd81aa88674fb680ff760a2
SSDEEP 98304:A9ZBhsB82jOLaP7ANov2GhkFCG+oJUWt/HbPcnL/mdDTf+:ksjOLaDANo+Gmd+8Tt/LcaDq
TLSH
T1FB261292F769AA2FC8B380321D9B433152528E26C743EB076458776D387BBD80F897D5
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

collection credential_access defense_evasion discovery impact persistence

Malware Config

Signatures

Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

collection credential_access impact

Clipboard Data

T1414

Transmitted Data Manipulation

T1641.001

description	ioc	Process
Framework service call	android.content.IClipboard.addPrimaryClipChangedListener	com.ozzo.Koi855

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.ozzo.Koi855

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.ozzo.Koi855

Checks the presence of a debugger
defense_evasion

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.ozzo.Koi855

Checks CPU information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/cpuinfo	com.ozzo.Koi855

Checks memory information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/meminfo	com.ozzo.Koi855

com.ozzo.Koi855
1⤵
- Obtains sensitive information copied to the device clipboard
- Queries information about active data network
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks CPU information
- Checks memory information
PID:5089

Network

MITRE ATT&CK Mobile v16

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1624

Broadcast Receivers

1

T1624.001

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1633

System Checks

2

T1633.001

Credential Access

Clipboard Data

1

T1414

Discovery

System Information Discovery

2

T1426

System Network Configuration Discovery

1

T1422

System Network Connections Discovery

1

T1421

Lateral Movement

Collection

Clipboard Data

1

T1414

Command and Control

Exfiltration

Impact

Data Manipulation

1

T1641

Transmitted Data Manipulation

1

T1641.001

Replay Monitor

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Downloads

androidx.work.workdb

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb
Size 4KB
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1
TLSH
T1CD810441534000F1D05407F354D1130C1F47D1D5D5410F03351100C5DC415C40C70FC5
MD5 SHA1 SHA512 TLSH

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androidx.work.workdb-journal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-journal
Size 512B
SHA256 f60217fb8728dde01d88a7a3e58a5da9ee3e16f31151c69fcd147b1e29b78ad9
MD5 0fe8c650a564adfc9613d6728390b34d
SHA1 e92e12d504d028970ed06f7df8c979e174ad3a72
SHA512 fdde88eb75975a5f3ab7c7ae40e9014cc434f9d48aa3563c0d4839d25b1426343e74e2b20f30a95a4be2af4653ab3a30cc25a2b66a1b43132e2a86b2ab5a9211
MD5 SHA1 SHA512

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androidx.work.workdb-shm

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-shm
Size 32KB
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012
SSDEEP 3::
MD5 SHA1 SHA512 SSDEEP

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androidx.work.workdb-wal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-wal
Size 16KB
SHA256 5e345e57231fe7db92c150987433f0a02fa67683e5f812dae69693ffc7946d67
MD5 29887145a8cab34a5caf3a1829f28dbe
SHA1 b18a2f76ca705664015c0fbd508451a4a80685af
SHA512 2798303796f4ffe6123022a2f24908390d200e7049b8d2894cd2a319e81eabc48e12dff79391968c0650f5fe8d34f29c1c1287586051c1f6b82eea0e11cc180b
SSDEEP 12:Kst/CNzdTRmBEyPbP/251lJImMMIoRKOw2:KACNzyGSP/YlJRMM7Ro2
TLSH
T1F8722B5077891F67C10953F2ECCCC3721D90531E475AE70B93110595ED0A7CCA150E0C
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

androidx.work.workdb-wal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-wal
Size 112KB
SHA256 b4375124ea6b266d33c681feb7f7cb63342cd1ec8fdb4d8f587f2f25b8041288
MD5 5175f7b249aa260b5d9c3c784ef6b11a
SHA1 9faf7f6dcd3841b86a18851a6aa3b3ecafd23863
SHA512 18c91ca54eb5f241d5010ea990278de58505b9ecb865ab7a24ec04cd11f8d527ba123e2f80f3f355543909e68056076c832e6c2852f876a3d21ef470ad15624b
SSDEEP 96:NZJHwW2DP6+hdjnHtDRgL/f8dKeKcK+zSXKM+6D86T0ExV:N/QvndjnHt9S/f8JzSV+6D86T0ED
TLSH
T1FDB3108E1F5D2604C0AA64F0E9940FF1793E412E8397F3D1A6910075EDCA921DE29CFE
MD5 SHA1 SHA512 SSDEEP TLSH

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androidx.work.workdb-wal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-wal
Size 120KB
SHA256 d054fd3d6501acf047047ab4fed7af89c888b9a436e657ffb4dac5dcda2897c5
MD5 c5d7916eaf351d1aa79790de0116bedf
SHA1 a097d271b2a859d975d1601d7cbc57f772562abb
SHA512 7b1fd508b343a1e96d31f861db95d88824df996f2fa57c07002b338114cd68b6d2e873a3b5b0c58871820a0f5f56055e68b860f8a24daa8492c09642a39797f3
SSDEEP 3:Rb939zukYllVywzXtRKVjWytmOu+VDvtkc0XllgoqKXtRKVjWn:Qr/VF72VBmBEDvtJ0p2Vq
TLSH
T181C392F3763C1523C4210BB9EC2F6AA84426DA044ADCBD718A0D2D61A804689517004C
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Mobile v16

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Downloads