284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
30/05/2024, 23:24

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General

Target

284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe
Size

40KB
MD5

b265fba8f9dfa0215fb81866fc4a23df
SHA1

a62c15d2bc8bad89ec15a7da87a963ba3e4a59d0
SHA256

284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728
SHA512

2301daa1b1640d15a533d9a13abfe1d917026cbc385b97a0eca47af1e3ad9ebafb21c274cbf84fc55d490f9ee428d032787fe150b7b642b91acd8bc38310a230
SSDEEP

768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBc8:qDdFJy3QMOtEvwDpjjWMl7Tdb

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2252	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1692	284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1692-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x000700000001211c-11.dat	upx
behavioral1/memory/1692-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2252-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2252-27-0x0000000000500000-0x0000000000510000-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 1692 wrote to memory of 2252	1692	284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe	28
PID 1692 wrote to memory of 2252	1692	284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe	28
PID 1692 wrote to memory of 2252	1692	284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe	28
PID 1692 wrote to memory of 2252	1692	284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe	28

C:\Users\Admin\AppData\Local\Temp\284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe
"C:\Users\Admin\AppData\Local\Temp\284dda494e3ff600a0dfa306a3d147dbcc6184765ab76d1375f6019725efc728.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2252

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

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

Filesize
40KB

MD5
1524797abd7ad7fc91f90331917d13b3

SHA1
916541cd107950daad0cc71e2720817fe18bc1dd

SHA256
3bbd0b1d5c4bafe4799f10a30c3d1de517824f1149d1a8f1e690010a05976155

SHA512
59971e713df1014e4815945b46ab3556ae4b9a15e4beefec9f468117623103ffbaa099cbf034dc690e37da53708eeccbffd3519bef519792919efc9553a86608

Download Submit
memory/1692-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1692-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1692-2-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1692-3-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1692-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2252-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2252-26-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2252-19-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2252-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download