9503829322eb5b5dcb4a04dd5fbbad39dd9318595ab341bf33cbfdc8301576c6

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-06-2024 02:38

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General

Target

2dbfd5c41c6c81210e9262266fc711d0.exe
Size

91KB
MD5

2dbfd5c41c6c81210e9262266fc711d0
SHA1

8b1775c0bb5328754fe2df12fb638d2919a6e1c7
SHA256

9503829322eb5b5dcb4a04dd5fbbad39dd9318595ab341bf33cbfdc8301576c6
SHA512

738788719e637e5cf7d0fd2e4096dc5da57856e43c729a48464c4810637487d5f3366af90cbde0fb99cd403078b0c0b8db6c7a92231b25686a39fbdd46f4b4e7
SSDEEP

1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyi3:n6a+1SEOtEvwDpjYYvQd2PR

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2692	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2024	2dbfd5c41c6c81210e9262266fc711d0.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2024-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x000c00000001565d-11.dat	upx
behavioral1/memory/2024-13-0x0000000000630000-0x0000000000640000-memory.dmp	upx
behavioral1/memory/2024-16-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2692-26-0x0000000000500000-0x0000000000510000-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 2024 wrote to memory of 2692	2024	2dbfd5c41c6c81210e9262266fc711d0.exe	28
PID 2024 wrote to memory of 2692	2024	2dbfd5c41c6c81210e9262266fc711d0.exe	28
PID 2024 wrote to memory of 2692	2024	2dbfd5c41c6c81210e9262266fc711d0.exe	28
PID 2024 wrote to memory of 2692	2024	2dbfd5c41c6c81210e9262266fc711d0.exe	28

C:\Users\Admin\AppData\Local\Temp\2dbfd5c41c6c81210e9262266fc711d0.exe
"C:\Users\Admin\AppData\Local\Temp\2dbfd5c41c6c81210e9262266fc711d0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2692

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
91KB

MD5
484439f0f8eea0565f4f9dd523db7e3c

SHA1
cf7602cd8fcfd2334c43c53c7be3f120eb941ab6

SHA256
f74c96135f6ef43ac144dbdab8f9945bae8a66d7803dda5b964b47aa74d2a707

SHA512
bb36dbaec27b5eaff432a574cbb87e48ca3a582f75a9e6e0fac2561ad30e12f0b904eb84c05155bca71ddd3fc45ed6f8148ca20f29010fc2f31c4d77c08cb9bc

Download Submit
memory/2024-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2024-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2024-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2024-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2024-13-0x0000000000630000-0x0000000000640000-memory.dmp

Filesize
64KB

Download
memory/2024-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2692-26-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2692-25-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2692-18-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download