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

6^/10

defense_evasion discovery persistence

Malware Config

Signatures

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⤵
- 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:4264

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

Discovery

System Information Discovery

2

T1426

System Network Configuration Discovery

1

T1422

System Network Connections Discovery

1

T1421

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

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

Submit Download

androidx.work.workdb-journal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-journal
Size 512B
SHA256 f1ed4fcc0ff360caa8cfa1e6503baa25bac1be25639e78547ef000b308a3d2fb
MD5 62f6acaadfca52074bb364e42c24445f
SHA1 00fb8dc0a70a7fc73ba15da6a3c1cf8f21628038
SHA512 d6884283a2351b761988f99308b1a1b2ecb3efbfdb716d77fc7e0afe8229c91a2ea67db918e84b49e9fe96768a00d6425e3529c4f1728576450573c1976a8a71
MD5 SHA1 SHA512

Submit Download

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

Submit Download

androidx.work.workdb-wal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-wal
Size 16KB
SHA256 488c38baa3b114c646bc369c17466e0224809125781e38ef96a9f14a53690be7
MD5 1c8e8f49715b3f99adfbc85803145ce2
SHA1 e879c08c9078c99e2011122d40631fc0bb689e38
SHA512 08c170b2fec4c070d33549362d71313ca38a0ef77ff8b3679ee9106d48505ca45389979fcea0d7dba1ee272c0d44af38854f87bff67c29cf4c92f2fb31fc6b2c
SSDEEP 6:KKrMteC9FZdrlOERX4PBX4ogLugMBX4suuK+/5l/MlWesxgOw2:KJttzdTRmBEyPbP/zMlWes6Ow2
TLSH
T15B72C25CF3C00522C6294B73E4D5CB41DE60567E67A2C70B96D306946D42BC8B550E09
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 6aa09233a3ecf4049ebd2860a760e47ba9f5c0b97b40cbc4b69e66b205c34b66
MD5 64ea4bfadb872a684f9efc09f1ee0a2d
SHA1 f26fe2be18375c4ff4f349869d8a3f0b9f1c4958
SHA512 eb04c00ac8635dac9bfd6963a54536629c3d19bded6cd1eb84117de04032f4314a890d8f12cd5309c6133c2be053529b731b60cdd6e34456fcc16238cfa2ce0b
SSDEEP 96:HDJXGukW6mDP6+hdjnHtDRgL/f8dKeKcK+zSXKM+6D86T0ExV:HgukrendjnHt9S/f8JzSV+6D86T0ED
TLSH
T19DB3044D1F992500C0B968B1D5D00FE1B93E453D97D3E3E366D20175AEC6921DE25CF9
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

androidx.work.workdb-wal

Path /data/data/com.ozzo.Koi855/no_backup/androidx.work.workdb-wal
Size 120KB
SHA256 dd9873e1c9e091297a7a7f2579e1fdeb59596ad05eec532c23a87d20de8bc118
MD5 d538ac57b7097aadea7c3ccfb56c3078
SHA1 f75fdb4be10e7fa41150744cccde8cadd7697a55
SHA512 acf5ffb7b41ed1769829e410155b28064e7fb9b368ecaf77744b0d0fcfeb398e193a6be5a1d1fc81f8d8aed4f0cd505367f3c85024558101a5fbc3e0446b4d6d
SSDEEP 3:RXZDigBu/+HwzXtRKVjWf/o/lakgLB+19/kc0XllgoqKXtRKVjWn:u9/v72VqAtZ/J0p2Vq
TLSH
T112C39BE766B94417C0710F79FC2F5F859145D95455C4DD76E9DF0B642E1034C0914001
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Mobile v16

Replay Monitor

Loading Replay Monitor...

Downloads