cb3624d3261838539be51e5812ba33c90e6e521107c3a18df804b95e0c6e42f5

Analysis

max time kernel
148s
max time network
154s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
21/02/2024, 02:21

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

486d578df4c44daa0fc4125c56d3c338.exe
Size

117KB
MD5

486d578df4c44daa0fc4125c56d3c338
SHA1

c4b7e222e54e082ae5c25f72f95c8af50c6f422e
SHA256

cb3624d3261838539be51e5812ba33c90e6e521107c3a18df804b95e0c6e42f5
SHA512

4d0487e1a6c2f51ab895f854b1064bb64ea49c6455aabdcba1cfec09296c071fd2dd3829dde56307bc1e6b814193df3a853c563ed065e2f59541c574592e3a4f
SSDEEP

1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZZS:z6a+CdOOtEvwDpjczU

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2888	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2772	486d578df4c44daa0fc4125c56d3c338.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2772-1-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2772-13-0x00000000006F0000-0x0000000000700000-memory.dmp	upx
behavioral1/files/0x000a00000001224a-11.dat	upx
behavioral1/memory/2888-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2772-15-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2888-28-0x0000000000500000-0x0000000000510000-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 2772 wrote to memory of 2888	2772	486d578df4c44daa0fc4125c56d3c338.exe	28
PID 2772 wrote to memory of 2888	2772	486d578df4c44daa0fc4125c56d3c338.exe	28
PID 2772 wrote to memory of 2888	2772	486d578df4c44daa0fc4125c56d3c338.exe	28
PID 2772 wrote to memory of 2888	2772	486d578df4c44daa0fc4125c56d3c338.exe	28

C:\Users\Admin\AppData\Local\Temp\486d578df4c44daa0fc4125c56d3c338.exe
"C:\Users\Admin\AppData\Local\Temp\486d578df4c44daa0fc4125c56d3c338.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2888

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

Loading Replay Monitor...

Downloads

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

Filesize
117KB

MD5
bd328f4114170c489603d8a67ae8c5b9

SHA1
7b0eb20c6487942ef53604272bb66bec9e586fc0

SHA256
8252051d9ee1e1b60847b9d05c21a084204b39944339620578e0842b14498440

SHA512
ddfa0f4e9a873d7af38c2fb83048530527cb6c2ba8ae9c273855c50e58f43c1f25af0301ad3eec7c65c244362ea84e636d35d4d8f5e9c8390acf61bfcd844ac5

Download Submit
memory/2772-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2772-2-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2772-1-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2772-4-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2772-13-0x00000000006F0000-0x0000000000700000-memory.dmp

Filesize
64KB

Download
memory/2772-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2772-27-0x00000000006F0000-0x0000000000700000-memory.dmp

Filesize
64KB

Download
memory/2888-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2888-19-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/2888-26-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2888-28-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download