chinese_generic_botnet | 2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28

General

Target

2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe
Size

12.6MB
MD5

c096954a9dc5320422924d21d033a236
SHA1

3a2b87760df3262c1706420883bcdc43aba72f26
SHA256

2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28
SHA512

30d417f2839a90781f96eced878d1695b8f2e4a4a108f22f73324304ddd3960a1e054c3e662d960b85c8e406d0c2efb9ff6eca0f6c6d1ec40cfa1c1defe2b7be
SSDEEP

196608:XYnOjmWa3Uu28TMCSNvS7SGsgNRVJygisNMviNAIrvy5YuLSsJR887oWaSIALslL:/jaZMCoK7Sf6RVJAskbYrQmrWdsl5gU

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/2880-17-0x0000000010000000-0x0000000010018000-memory.dmp	unk_chinese_botnet
behavioral1/memory/2880-20-0x0000000000400000-0x0000000000510000-memory.dmp	unk_chinese_botnet
behavioral1/memory/2608-33-0x0000000000400000-0x0000000000510000-memory.dmp	unk_chinese_botnet

Executes dropped EXE 2 IoCs

pid	Process
2880	Server.exe
2608	svchost.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	svchost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00090000000186c3-7.dat	upx
behavioral1/memory/2880-16-0x0000000000400000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2880-20-0x0000000000400000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2608-28-0x0000000000400000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2608-33-0x0000000000400000-0x0000000000510000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft Quoosc\svchost.exe	Server.exe
File opened for modification	C:\Program Files (x86)\Microsoft Quoosc\svchost.exe	Server.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	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35826725-DE81-4347-953C-D173E00183BE}\WpadNetworkName = "Network 3"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35826725-DE81-4347-953C-D173E00183BE}\be-20-e9-16-01-5f	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0088000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35826725-DE81-4347-953C-D173E00183BE}\WpadDecisionReason = "1"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-20-e9-16-01-5f	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35826725-DE81-4347-953C-D173E00183BE}\WpadDecision = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-20-e9-16-01-5f\WpadDecisionTime = b0ace69dbe87db01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-20-e9-16-01-5f\WpadDecision = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35826725-DE81-4347-953C-D173E00183BE}\WpadDecisionTime = b0ace69dbe87db01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-20-e9-16-01-5f\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35826725-DE81-4347-953C-D173E00183BE}	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2880	Server.exe
2608	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 2880	1612	2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe	30
PID 1612 wrote to memory of 2880	1612	2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe	30
PID 1612 wrote to memory of 2880	1612	2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe	30
PID 1612 wrote to memory of 2880	1612	2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe	30

C:\Users\Admin\AppData\Local\Temp\2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe
"C:\Users\Admin\AppData\Local\Temp\2976e09cede37ef186fcb3fc9b60fc735b5a9142a7b9fc76ac34678177e81b28.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\Temp\Server.exe
  "C:\Windows\Temp\Server.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2880

C:\Program Files (x86)\Microsoft Quoosc\svchost.exe
"C:\Program Files (x86)\Microsoft Quoosc\svchost.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:2608

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

C:\Windows\Temp\Server.exe

Filesize
406KB

MD5
7ba54665721746bad7752bae671043fb

SHA1
bc0472f67d4a0a5680f42c8383daaed865918ee9

SHA256
a6b813d195d3d8644d6f6ba64d480387d7ba283b2b845c40c10c9c5e4da88de4

SHA512
f49ae703f569237e55ca8c432c7bc56bd04b162821d996910493fca5b909c5aa2b379dbf0847e4505454f0764368fead2d83bd57f2ccfdf47edebf113524565c

Download Submit
memory/1612-4-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/2608-28-0x0000000000400000-0x0000000000510000-memory.dmp

Filesize
1.1MB

Download
memory/2608-33-0x0000000000400000-0x0000000000510000-memory.dmp

Filesize
1.1MB

Download
memory/2880-16-0x0000000000400000-0x0000000000510000-memory.dmp

Filesize
1.1MB

Download
memory/2880-17-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/2880-20-0x0000000000400000-0x0000000000510000-memory.dmp

Filesize
1.1MB

Download

Analysis

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