9a4fa651dbe6c41caf07413878c03bb8654e3d94903c2b1a31ecfcd2f199a860

General

Target

cfxindong0911/cfxindong.exe
Size

766KB
MD5

6498a569edf5d2af9bec32abc64ddba1
SHA1

ef0974a8e631bcc5fd335a9be1a88848068ce2a2
SHA256

e9e0e76121afd484e50d16eab124b6d3b496afc8d23b9f3b99ac7f073f0c3d13
SHA512

c40b6052b4faf8b8413098561bb4ed0c8728197908ad26f9b828b643098bc9a9fbefc0a84380d32901dc731dc52c450710edb218306f5ee78dfe6ca4e0bf8bff
SSDEEP

12288:Zf6sUe8J1KRtqSuR+c3Hw4aZMvWmKr3GnmYvexqSYOOTiP0YUYdK6By1vJAh2kW:ZSPe9RMS54aCC2yQneNBy1hS2kW

Score

8^/10

aspackv2 vmprotect

Malware Config

Signatures

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\cfxindong.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\cfxindong.exe	aspack_v212_v242

Executes dropped EXE 2 IoCs

Processes:

cfxindong.exedl.exe

pid process

928 cfxindong.exe
1900 dl.exe

pid	process
928	cfxindong.exe
1900	dl.exe

VMProtect packed file 8 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\cfxindong.exe	vmprotect
C:\Users\Admin\AppData\Local\Temp\cfxindong.exe	vmprotect
behavioral2/memory/928-136-0x0000000000400000-0x0000000000547000-memory.dmp	vmprotect
behavioral2/memory/928-137-0x0000000000400000-0x0000000000547000-memory.dmp	vmprotect
behavioral2/memory/928-138-0x0000000000400000-0x0000000000547000-memory.dmp	vmprotect
behavioral2/memory/928-139-0x0000000000400000-0x0000000000547000-memory.dmp	vmprotect
behavioral2/memory/928-140-0x0000000000400000-0x0000000000547000-memory.dmp	vmprotect
behavioral2/memory/928-147-0x0000000000400000-0x0000000000547000-memory.dmp	vmprotect

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

cfxindong.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	cfxindong.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

cfxindong.exe

pid process

928 cfxindong.exe
928 cfxindong.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

cfxindong.exe

description pid process

Token: SeDebugPrivilege 928 cfxindong.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

cfxindong.exedl.exe

pid process

928 cfxindong.exe
928 cfxindong.exe
928 cfxindong.exe
928 cfxindong.exe
1900 dl.exe

pid	process
928	cfxindong.exe
928	cfxindong.exe

description	pid	process
Token: SeDebugPrivilege	928	cfxindong.exe

pid	process
928	cfxindong.exe
928	cfxindong.exe
928	cfxindong.exe
928	cfxindong.exe
1900	dl.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cfxindong.exe

description	pid	process	target process
PID 3220 wrote to memory of 928	3220	cfxindong.exe	cfxindong.exe
PID 3220 wrote to memory of 928	3220	cfxindong.exe	cfxindong.exe
PID 3220 wrote to memory of 928	3220	cfxindong.exe	cfxindong.exe
PID 3220 wrote to memory of 1900	3220	cfxindong.exe	dl.exe
PID 3220 wrote to memory of 1900	3220	cfxindong.exe	dl.exe
PID 3220 wrote to memory of 1900	3220	cfxindong.exe	dl.exe

C:\Users\Admin\AppData\Local\Temp\cfxindong0911\cfxindong.exe
"C:\Users\Admin\AppData\Local\Temp\cfxindong0911\cfxindong.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3220

C:\Users\Admin\AppData\Local\Temp\cfxindong.exe
"C:\Users\Admin\AppData\Local\Temp\cfxindong.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:928

C:\Users\Admin\AppData\Local\Temp\dl.exe
"C:\Users\Admin\AppData\Local\Temp\dl.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1900

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\cfxindong.exe
Filesize
693KB

MD5
856b8bb97eac4e312594a30c04bbe52f

SHA1
bf6c6e557379858c2bb3cbe1ea5a50b5e5ffc50a

SHA256
9d7e97fd3edd8fab203232dc309cd94e5db93d91eb5bc3ef07435ca57a5b7c1a

SHA512
42b71f657e592d74ffd8cc3f0149a9db57f0da7d42109e8052704ddbc0c2a9324278fd5457940d9fdcf2b56b68eeb5d182c7f297b7d326b7ba12c4b286a2a4f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\cfxindong.exe
Filesize
693KB

MD5
856b8bb97eac4e312594a30c04bbe52f

SHA1
bf6c6e557379858c2bb3cbe1ea5a50b5e5ffc50a

SHA256
9d7e97fd3edd8fab203232dc309cd94e5db93d91eb5bc3ef07435ca57a5b7c1a

SHA512
42b71f657e592d74ffd8cc3f0149a9db57f0da7d42109e8052704ddbc0c2a9324278fd5457940d9fdcf2b56b68eeb5d182c7f297b7d326b7ba12c4b286a2a4f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\dl.exe
Filesize
32KB

MD5
aced796f88cbc02297c0b71d53ba37a7

SHA1
42a3782fc6d2ef30747e040f794894c75e799bb3

SHA256
7dcbb23d270585bf15d5c8200867233f37cdfa146b82f1ff33d65290ffed1aaa

SHA512
2b2a6aa9b274ccf51ce9d6caab9c34e60248aa3bf660b42e1a190b4f25c0b54d690e88a972b8905a826237e0826b72b59817457e2499424ab5ad2568a4a44e08

Download Submit
C:\Users\Admin\AppData\Local\Temp\dl.exe
Filesize
32KB

MD5
aced796f88cbc02297c0b71d53ba37a7

SHA1
42a3782fc6d2ef30747e040f794894c75e799bb3

SHA256
7dcbb23d270585bf15d5c8200867233f37cdfa146b82f1ff33d65290ffed1aaa

SHA512
2b2a6aa9b274ccf51ce9d6caab9c34e60248aa3bf660b42e1a190b4f25c0b54d690e88a972b8905a826237e0826b72b59817457e2499424ab5ad2568a4a44e08

Download Submit
memory/928-140-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/928-137-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/928-138-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/928-139-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/928-136-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/928-133-0x0000000000000000-mapping.dmp

Download
memory/928-146-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/928-147-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/928-148-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/1900-141-0x0000000000000000-mapping.dmp

Download
memory/3220-132-0x0000000000400000-0x00000000004C13B5-memory.dmp

Filesize
772KB

Download
memory/3220-144-0x0000000000400000-0x00000000004C13B5-memory.dmp

Filesize
772KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads