chinese_generic_botnet | 279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f

Analysis

max time kernel
138s
max time network
150s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
22-10-2023 04:34

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General

Target

279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f.exe
Size

352KB
MD5

2d8089b6a2fd4c2d64fca4b53d19e578
SHA1

507b05e6a11c30c16878eaeaab79d762840d26d3
SHA256

279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f
SHA512

9925852ab80aa6f2816582babc6a2979389ea9797b5f832f9ca2aa9ab310b7dc3a1d0387b2f61973ed8768283a5eebc0efb5422d2a96365afc4d9d3360cb23f1
SSDEEP

1536:fiRtp/YdUQt/Rp13IOkQNXVfhNrqjlPQbd7MnHDpsOf2AD9fKO9AZCM7E:fAAdrt/RP3DX9hNujlPQb6nrfKOE7E

Score

10^/10

chinese_generic_botnet botnet

Malware Config

Signatures

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

Chinese Botnet payload 1 IoCs

botnet

resource	yara_rule
behavioral1/memory/2184-0-0x0000000010000000-0x0000000010018000-memory.dmp	unk_chinese_botnet

Executes dropped EXE 2 IoCs

pid	Process
848	Symaqqk.exe
2684	Symaqqk.exe

Drops file in System32 directory 2 IoCs

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

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Symaqqk.exe	279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f.exe
File opened for modification	C:\Program Files (x86)\Symaqqk.exe	279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 49 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadDecisionReason = "1"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadNetworkName = "Network 3"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f001c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadDecisionReason = "1"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecisionReason = "1"	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecisionTime = b0fd9922a104da01	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecisionTime = 70078513a104da01	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadNetworkName = "Network 3"	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadDecision = "0"	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadDecisionTime = b0fd9922a104da01	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadDecisionTime = 70078513a104da01	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecision = "0"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\WpadDecision = "0"	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDetectedUrl	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecisionReason = "1"	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f001c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\1e-3e-ba-3e-4b-96	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Symaqqk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecisionTime = 70078513a104da01	Symaqqk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-3e-ba-3e-4b-96\WpadDecision = "0"	Symaqqk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f001c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B5387528-F83D-40C1-A817-72811D101B82}\1e-3e-ba-3e-4b-96	Symaqqk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Symaqqk.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2184	279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 2684	848	Symaqqk.exe	30
PID 848 wrote to memory of 2684	848	Symaqqk.exe	30
PID 848 wrote to memory of 2684	848	Symaqqk.exe	30
PID 848 wrote to memory of 2684	848	Symaqqk.exe	30

C:\Users\Admin\AppData\Local\Temp\279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f.exe
"C:\Users\Admin\AppData\Local\Temp\279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: RenamesItself
PID:2184

C:\Program Files (x86)\Symaqqk.exe
"C:\Program Files (x86)\Symaqqk.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:848
- C:\Program Files (x86)\Symaqqk.exe
  "C:\Program Files (x86)\Symaqqk.exe" Win7
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Symaqqk.exe

Filesize
352KB

MD5
2d8089b6a2fd4c2d64fca4b53d19e578

SHA1
507b05e6a11c30c16878eaeaab79d762840d26d3

SHA256
279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f

SHA512
9925852ab80aa6f2816582babc6a2979389ea9797b5f832f9ca2aa9ab310b7dc3a1d0387b2f61973ed8768283a5eebc0efb5422d2a96365afc4d9d3360cb23f1

Download Submit
C:\Program Files (x86)\Symaqqk.exe

Filesize
352KB

MD5
2d8089b6a2fd4c2d64fca4b53d19e578

SHA1
507b05e6a11c30c16878eaeaab79d762840d26d3

SHA256
279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f

SHA512
9925852ab80aa6f2816582babc6a2979389ea9797b5f832f9ca2aa9ab310b7dc3a1d0387b2f61973ed8768283a5eebc0efb5422d2a96365afc4d9d3360cb23f1

Download Submit
C:\Program Files (x86)\Symaqqk.exe

Filesize
352KB

MD5
2d8089b6a2fd4c2d64fca4b53d19e578

SHA1
507b05e6a11c30c16878eaeaab79d762840d26d3

SHA256
279f49c3bcbdf7f9b765769db6791851177e061afb5648a759f7f5ba2760cc9f

SHA512
9925852ab80aa6f2816582babc6a2979389ea9797b5f832f9ca2aa9ab310b7dc3a1d0387b2f61973ed8768283a5eebc0efb5422d2a96365afc4d9d3360cb23f1

Download Submit
memory/2184-0-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download