chinese_generic_botnet | e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0

Analysis

max time kernel
66s
max time network
149s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06-06-2023 15:18

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General

Target

e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
Size

3.4MB
MD5

58b916ae442df6c81744ddae2221cabe
SHA1

cf5be2bd01717f8141e517546a32b484d8bc7f9e
SHA256

e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0
SHA512

da626a4736fc962004652ddfcee740b53049961058b53cee84f88b901e2243408dbfdad9dffc86e0d9312927122e930ebf37888d4d1e4abee1d0cfe123be2db2
SSDEEP

98304:93dyYV/1g8pxdfR/mKYvuxNhthE1GR0FLOAkGkzdnEVomFHKnPA:hd/gsdflzdNhE1GR0FLOyomFHKnP

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 2 IoCs

botnet

resource	yara_rule
behavioral1/memory/920-54-0x0000000000100000-0x0000000000126000-memory.dmp	unk_chinese_botnet
behavioral1/memory/920-55-0x0000000010000000-0x0000000010027000-memory.dmp	unk_chinese_botnet

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1044	Windowsfig.exe

Loads dropped DLL 6 IoCs

pid	Process
920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
1652	WerFault.exe
1652	WerFault.exe
1652	WerFault.exe
1652	WerFault.exe
1652	WerFault.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\K:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\M:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\N:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\O:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\Y:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\F:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\L:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\V:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\W:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\X:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\B:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\H:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\I:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\S:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\Z:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\E:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\G:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\P:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\Q:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\R:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\T:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
File opened (read-only)	\??\U:	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1652	1044	WerFault.exe	30

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 1044	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	30
PID 920 wrote to memory of 1044	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	30
PID 920 wrote to memory of 1044	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	30
PID 920 wrote to memory of 1044	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	30
PID 1044 wrote to memory of 1652	1044	Windowsfig.exe	31
PID 1044 wrote to memory of 1652	1044	Windowsfig.exe	31
PID 1044 wrote to memory of 1652	1044	Windowsfig.exe	31
PID 1044 wrote to memory of 1652	1044	Windowsfig.exe	31
PID 920 wrote to memory of 1796	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	32
PID 920 wrote to memory of 1796	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	32
PID 920 wrote to memory of 1796	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	32
PID 920 wrote to memory of 1796	920	e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe	32

C:\Users\Admin\AppData\Local\Temp\e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe
"C:\Users\Admin\AppData\Local\Temp\e9a420ebce08d2c90e6b536969171438363f2140d99f1c9f3d91f00cb292a6a0.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:920
- C:\ProgramData\Windowsfig.exe
  "C:\ProgramData\Windowsfig.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 624
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1652
- C:\Windows\SysWOW64\cmd.exe
  cmd /C "del /F /S /Q /A C:\ProgramData\Windowsfig.exe"
  2⤵
  PID:1796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
C:\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
C:\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
\ProgramData\Windowsfig.exe

Filesize
108KB

MD5
40528a8ce542af784cb9958552f7798d

SHA1
58c5ba782f367a1d65bf712ada150fe0b5e14292

SHA256
46780be1f3276ff325e105b85d5cac13b1eae75b04d17340bca01c7d63027cfc

SHA512
dad82f72882e2a7ca2fe4cea7360150bdffe394dca582f7afdc378ff6e77578e3dd12da668bf2297532b3d2475d97838571cca6343c4a7515d26449acf287e0a

Download Submit
memory/920-55-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download
memory/920-54-0x0000000000100000-0x0000000000126000-memory.dmp

Filesize
152KB

Download
memory/1044-81-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1044-80-0x0000000000340000-0x000000000035E000-memory.dmp

Filesize
120KB

Download
memory/1044-79-0x0000000000890000-0x00000000008B0000-memory.dmp

Filesize
128KB

Download
memory/1044-87-0x00000000044F0000-0x0000000004530000-memory.dmp

Filesize
256KB

Download
memory/1044-88-0x00000000044F0000-0x0000000004530000-memory.dmp

Filesize
256KB

Download