145cd76549df2f3838155f67bea260539568b0a7aa5a7319cd2c050d105a18a0

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/04/2024, 19:23

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General

Target

yujianxian.exe
Size

76KB
MD5

5edee07364dde3bd48f08c434dfc2a7f
SHA1

52fd0c24ce3f7e356df85a4bf09e482b6604cc03
SHA256

e540242669001c8e9fb8baf592f87141ac41ea9ca1257ceac9c1252f3f5a4f69
SHA512

d89cf3b7679fb72fd613785fa754aa18d08c4c8ecaaeabaf31b5f7ac26b2261fa60b9d3e7ab54d6f97a5f2c4a16121d587d9f07d1175863a1676909bbf27e08c
SSDEEP

768:87wXhBmXD6d22+GsGJU+Ut9GN7kYnlYXhcmdIOevEmtnpH1bvUE9cXHCs:BRIXD6B7nyXhcmdIOesmtnZ1bRS31

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\G:	yujianxian.exe
File opened (read-only)	\??\Y:	yujianxian.exe
File opened (read-only)	\??\L:	yujianxian.exe
File opened (read-only)	\??\M:	yujianxian.exe
File opened (read-only)	\??\N:	yujianxian.exe
File opened (read-only)	\??\P:	yujianxian.exe
File opened (read-only)	\??\R:	yujianxian.exe
File opened (read-only)	\??\E:	yujianxian.exe
File opened (read-only)	\??\H:	yujianxian.exe
File opened (read-only)	\??\I:	yujianxian.exe
File opened (read-only)	\??\S:	yujianxian.exe
File opened (read-only)	\??\U:	yujianxian.exe
File opened (read-only)	\??\W:	yujianxian.exe
File opened (read-only)	\??\Q:	yujianxian.exe
File opened (read-only)	\??\T:	yujianxian.exe
File opened (read-only)	\??\X:	yujianxian.exe
File opened (read-only)	\??\V:	yujianxian.exe
File opened (read-only)	\??\Z:	yujianxian.exe
File opened (read-only)	\??\J:	yujianxian.exe
File opened (read-only)	\??\K:	yujianxian.exe
File opened (read-only)	\??\O:	yujianxian.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2244	yujianxian.exe

C:\Users\Admin\AppData\Local\Temp\yujianxian.exe
"C:\Users\Admin\AppData\Local\Temp\yujianxian.exe"
1⤵
- Enumerates connected drives
- Suspicious use of SetWindowsHookEx
PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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