joker | 24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893

Analysis

max time kernel
151s
max time network
151s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
08-10-2022 20:30

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Report Analysis Logs

General

Target

24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
Size

2.8MB
MD5

f13b30230ecebedea0628ff05cf8dd1f
SHA1

764ec8bdd350bf9fad3e8a59948d932da785497d
SHA256

24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893
SHA512

1605b4921393156e7fa00674483ad2916155ad90d657efa02e9b44ea0ef20268433c0f697bac01613e74558dbb6d5554c35c725b1c14da2f5d552dc99726bbfc
SSDEEP

49152:j20wUNfi5XW1TPwZkr0Wm3krnoukFQXC33ebJF+3KvWIzoxVSnUZ8WOyhAR8ygVM:S0wy7TPwc00M9FQX2Q+3PxVSUZ8lnRQm

Score

10^/10

joker bootkit infostealer oss_ak persistence trojan upx

Malware Config

Extracted

Family

joker

https://ruanjian336.oss-cn-beijing.aliyuncs.com

Signatures

joker
Joker is an Android malware that targets billing and SMS fraud.
infostealer trojan joker

detect oss ak 3 IoCs

oss ak information detected.

oss_ak

resource	yara_rule
behavioral1/memory/2016-4819-0x0000000000400000-0x000000000081E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2016-4865-0x0000000000400000-0x000000000081E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2016-4866-0x0000000000400000-0x000000000081E000-memory.dmp	detect_ak_stuff

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2016-4863-0x0000000010000000-0x000000001003F000-memory.dmp	upx

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs

pid	Process
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
2016	24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe

C:\Users\Admin\AppData\Local\Temp\24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe
"C:\Users\Admin\AppData\Local\Temp\24071662414012a689e2e4255c0a6b917f9ed40fc937834b127b803c7b3e7893.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:2016

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2016-54-0x0000000075561000-0x0000000075563000-memory.dmp

Filesize
8KB

Download
memory/2016-56-0x0000000074EB0000-0x0000000074EF7000-memory.dmp

Filesize
284KB

Download
memory/2016-461-0x0000000000400000-0x000000000081E000-memory.dmp

Filesize
4.1MB

Download
memory/2016-464-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-463-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-465-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-466-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-468-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-467-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-469-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-472-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-473-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-471-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-470-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-477-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-478-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-476-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-475-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-474-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-482-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-483-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-481-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-480-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-479-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-484-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-487-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-488-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-486-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-485-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-489-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-492-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-490-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-491-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-495-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-494-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-493-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-498-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-497-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-496-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-502-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-503-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-501-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-500-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-499-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-524-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-523-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-522-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-521-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-520-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-519-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-518-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-517-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-516-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-515-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-514-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-513-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-512-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-511-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-510-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-509-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-508-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-507-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-506-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-505-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-504-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-1383-0x0000000002380000-0x0000000002501000-memory.dmp

Filesize
1.5MB

Download
memory/2016-1381-0x0000000002170000-0x0000000002270000-memory.dmp

Filesize
1024KB

Download
memory/2016-4816-0x0000000002630000-0x0000000002741000-memory.dmp

Filesize
1.1MB

Download
memory/2016-4817-0x0000000002510000-0x0000000002611000-memory.dmp

Filesize
1.0MB

Download
memory/2016-4818-0x0000000002750000-0x00000000027F1000-memory.dmp

Filesize
644KB

Download
memory/2016-4819-0x0000000000400000-0x000000000081E000-memory.dmp

Filesize
4.1MB

Download
memory/2016-4863-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2016-4864-0x0000000002170000-0x0000000002270000-memory.dmp

Filesize
1024KB

Download
memory/2016-4865-0x0000000000400000-0x000000000081E000-memory.dmp

Filesize
4.1MB

Download
memory/2016-4866-0x0000000000400000-0x000000000081E000-memory.dmp

Filesize
4.1MB

Download