40419cd1eaa65bb1cbb06187ade68ce5bf33dc0d9cfb3d8b26422e1981e32dfb

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
15/07/2023, 10:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

371ad2af729a29exeexe_JC.exe
Size

41KB
MD5

371ad2af729a29c1d3e1bb83ff6918cf
SHA1

2bdc6d122cafaa8c04568cb7d429942b9bf22423
SHA256

40419cd1eaa65bb1cbb06187ade68ce5bf33dc0d9cfb3d8b26422e1981e32dfb
SHA512

767541707accf823ae7e84610e7dc64d0ca42a3138c0e3de88a2084d640f3ff830f51c7ba04f880bed77f67f298cb2dab72d9f591d5cb94d1d5b0441cb8ee00b
SSDEEP

768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5aFr7YOzzOQjCMOXdg:qUmnpomddpMOtEvwDpjjaYaFAetig

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2356	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2184	371ad2af729a29exeexe_JC.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2184-54-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/memory/2184-62-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral1/files/0x002a00000000f66c-75.dat	upx
behavioral1/files/0x002a00000000f66c-78.dat	upx
behavioral1/files/0x002a00000000f66c-88.dat	upx
behavioral1/memory/2356-89-0x0000000000500000-0x000000000050F000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2356	2184	371ad2af729a29exeexe_JC.exe	30
PID 2184 wrote to memory of 2356	2184	371ad2af729a29exeexe_JC.exe	30
PID 2184 wrote to memory of 2356	2184	371ad2af729a29exeexe_JC.exe	30
PID 2184 wrote to memory of 2356	2184	371ad2af729a29exeexe_JC.exe	30

C:\Users\Admin\AppData\Local\Temp\371ad2af729a29exeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\371ad2af729a29exeexe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2356

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
41KB

MD5
2169d03aa6b330e356c89273e9b3c8de

SHA1
685cc5635b6a3b142cdfc7ae7610ec77c775b5e5

SHA256
52b90d9057bd6b5f3a4cf3a1291d6a125175459270803ee24d9b5e8793da8c7f

SHA512
cd9be50f4ab7604fd1d98504793c8b35f7382544373ee4dcbf601927b6d043f578d35c120e3462e3961897396d7dd701db71a59a50ccc1e62ebe622ec6235a6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
41KB

MD5
2169d03aa6b330e356c89273e9b3c8de

SHA1
685cc5635b6a3b142cdfc7ae7610ec77c775b5e5

SHA256
52b90d9057bd6b5f3a4cf3a1291d6a125175459270803ee24d9b5e8793da8c7f

SHA512
cd9be50f4ab7604fd1d98504793c8b35f7382544373ee4dcbf601927b6d043f578d35c120e3462e3961897396d7dd701db71a59a50ccc1e62ebe622ec6235a6a

Download Submit
\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
41KB

MD5
2169d03aa6b330e356c89273e9b3c8de

SHA1
685cc5635b6a3b142cdfc7ae7610ec77c775b5e5

SHA256
52b90d9057bd6b5f3a4cf3a1291d6a125175459270803ee24d9b5e8793da8c7f

SHA512
cd9be50f4ab7604fd1d98504793c8b35f7382544373ee4dcbf601927b6d043f578d35c120e3462e3961897396d7dd701db71a59a50ccc1e62ebe622ec6235a6a

Download Submit
memory/2184-54-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2184-55-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2184-56-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2184-58-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2184-62-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2356-82-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2356-81-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2356-89-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download