chinese_generic_botnet | c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71

General

Target

c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe
Size

299KB
MD5

1aab2cf6b0b96bddf9fcc9b7246e69af
SHA1

26687cb2c7e2e5cfbbd50787a9d89fa2515d38db
SHA256

c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71
SHA512

e6e5eff0fcdb35255dc43fd5e8e506e086f331a74d3be9e4f3a9c9238eea95701ebf4ffbd4c9deb12dcadc1ba616f4485547d664c5dce2197793331959183e9c
SSDEEP

6144:gT60He5YGChLesrsBoLczqP2Ms6ZAprXp+33:x0+uNvsKczqeMxAXp+3

Score

10^/10

chinese_generic_botnet botnet discovery upx

Malware Config

Signatures

Chinese_generic_botnet family
chinese_generic_botnet
Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
botnet chinese_generic_botnet

Chinese Botnet payload 3 IoCs

botnet

resource	yara_rule
behavioral1/memory/1056-1-0x0000000010000000-0x0000000010018000-memory.dmp	unk_chinese_botnet
behavioral1/memory/1056-4-0x0000000000400000-0x00000000004D8000-memory.dmp	unk_chinese_botnet
behavioral1/memory/2532-18-0x0000000000400000-0x00000000004D8000-memory.dmp	unk_chinese_botnet

Executes dropped EXE 1 IoCs

pid	Process
2532	Bqjvfuc.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Bqjvfuc.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1056-0-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral1/memory/1056-4-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral1/memory/2532-13-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral1/memory/2532-18-0x0000000000400000-0x00000000004D8000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft Zoodcr\Bqjvfuc.exe	c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe
File opened for modification	C:\Program Files (x86)\Microsoft Zoodcr\Bqjvfuc.exe	c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Bqjvfuc.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-7d-0f-04-70-bd\WpadDecision = "0"	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Bqjvfuc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-7d-0f-04-70-bd	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Bqjvfuc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Bqjvfuc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Bqjvfuc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f009e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C67CFAA8-77AA-41D3-9444-3D915317374B}	Bqjvfuc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C67CFAA8-77AA-41D3-9444-3D915317374B}\WpadDecision = "0"	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C67CFAA8-77AA-41D3-9444-3D915317374B}\e6-7d-0f-04-70-bd	Bqjvfuc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-7d-0f-04-70-bd\WpadDecisionTime = 6034b4181d90db01	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Bqjvfuc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Bqjvfuc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Bqjvfuc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C67CFAA8-77AA-41D3-9444-3D915317374B}\WpadDecisionReason = "1"	Bqjvfuc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C67CFAA8-77AA-41D3-9444-3D915317374B}\WpadDecisionTime = 6034b4181d90db01	Bqjvfuc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C67CFAA8-77AA-41D3-9444-3D915317374B}\WpadNetworkName = "Network 3"	Bqjvfuc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-7d-0f-04-70-bd\WpadDecisionReason = "1"	Bqjvfuc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Bqjvfuc.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Bqjvfuc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Bqjvfuc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Bqjvfuc.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1056	c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1056	c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1056	c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe
2532	Bqjvfuc.exe

C:\Users\Admin\AppData\Local\Temp\c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe
"C:\Users\Admin\AppData\Local\Temp\c5972cdc40f2940243710c8896dcb476a1b49cfedfaa3f439f518c28001b4c71.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:1056

C:\Program Files (x86)\Microsoft Zoodcr\Bqjvfuc.exe
"C:\Program Files (x86)\Microsoft Zoodcr\Bqjvfuc.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1056-0-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1056-1-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/1056-4-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2532-13-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2532-18-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download

Analysis

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