58aeefb5f937e1393fe920dfed78a0c3cddbfe3dfdd3350e14b792575c216d15

Analysis

max time kernel
28s
max time network
148s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06-06-2023 15:39

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General

Target

tmp.exe
Size

513KB
MD5

98dd865c743117408910bca49a73482f
SHA1

51696a12ba788a61ba5cb9564d869c2fd4a79bc1
SHA256

58aeefb5f937e1393fe920dfed78a0c3cddbfe3dfdd3350e14b792575c216d15
SHA512

8321197e80427edfbe541f698c6434a0d251aa4e82d5d57a55fb7575ca23a421b4a94133688dabd1407a68f3aae16b01306c53d48c010bfc60afbc0e633efb14
SSDEEP

6144:IMRHdEkGHRMXSioL3Vk3d142lAQdjooULbg7Gvp2zl6HgynF3yj+PrRD:YxMXML3Vk3d4Qdoo102zl2/FD

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 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)	\??\R:	tmp.exe
File opened (read-only)	\??\T:	tmp.exe
File opened (read-only)	\??\U:	tmp.exe
File opened (read-only)	\??\W:	tmp.exe
File opened (read-only)	\??\F:	tmp.exe
File opened (read-only)	\??\G:	tmp.exe
File opened (read-only)	\??\L:	tmp.exe
File opened (read-only)	\??\Q:	tmp.exe
File opened (read-only)	\??\O:	tmp.exe
File opened (read-only)	\??\B:	tmp.exe
File opened (read-only)	\??\K:	tmp.exe
File opened (read-only)	\??\M:	tmp.exe
File opened (read-only)	\??\N:	tmp.exe
File opened (read-only)	\??\P:	tmp.exe
File opened (read-only)	\??\X:	tmp.exe
File opened (read-only)	\??\S:	tmp.exe
File opened (read-only)	\??\V:	tmp.exe
File opened (read-only)	\??\Y:	tmp.exe
File opened (read-only)	\??\Z:	tmp.exe
File opened (read-only)	\??\E:	tmp.exe
File opened (read-only)	\??\H:	tmp.exe
File opened (read-only)	\??\I:	tmp.exe
File opened (read-only)	\??\J:	tmp.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	tmp.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	tmp.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2044	tmp.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2044	tmp.exe
2044	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2044

Network

MITRE ATT&CK Enterprise v6

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

Replay Monitor

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Downloads

memory/2044-56-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

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