253de8145c186c3d3ff60304eab1f23f4fdd50eb38a212c94847578226af433c

Analysis

max time kernel
133s
max time network
149s
platform
windows7_x64
resource
win7v20201028
submitted
15-03-2021 23:08

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General

Target

59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe
Size

951KB
MD5

9fb6c6868de1100fc5b93f867a774587
SHA1

80974a833e924742924c267c2b3c5067fd863dbb
SHA256

59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314
SHA512

4078beb194448b2951cc2b4b9ea374b0d2bd267d096c40954b8b76fbc4ddd66392614789f33e561492d2d1440fba631e887fab495addc5583b0b1dc4c2cd3c43

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

2036 budha.exe

pid	process
2036	budha.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\budha.exe	upx
C:\Users\Admin\AppData\Local\Temp\budha.exe	upx
C:\Users\Admin\AppData\Local\Temp\budha.exe	upx

Loads dropped DLL 1 IoCs

Processes:

59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe

pid process

1784 59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1784	59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe

description	pid	process	target process
PID 1784 wrote to memory of 2036	1784	59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe	budha.exe
PID 1784 wrote to memory of 2036	1784	59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe	budha.exe
PID 1784 wrote to memory of 2036	1784	59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe	budha.exe
PID 1784 wrote to memory of 2036	1784	59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe
"C:\Users\Admin\AppData\Local\Temp\59c049de6d7f42e5739b586fe1fe0dff6318328555f82a71080d03763d08d314.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1784

C:\Users\Admin\AppData\Local\Temp\budha.exe
"C:\Users\Admin\AppData\Local\Temp\budha.exe"
2⤵
- Executes dropped EXE
PID:2036

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\budha.exe
MD5
38ac2134f2fa73331db4c1e741913444

SHA1
9ddaed11fd4623a054e4e94c6d004f3b8831c3ad

SHA256
5c3754cabe2fd705dc89714c0902900960c4becd80648d4287418c0399995da9

SHA512
92762d6f2b57e354ec8925cc9aca00ddc9672a2a5334c157455d4d14a87a496a9a6bbbe47014b9acabd25adf0ac50305487c050522eaf9db41b96d1b759e3478

Download Submit
C:\Users\Admin\AppData\Local\Temp\budha.exe
MD5
38ac2134f2fa73331db4c1e741913444

SHA1
9ddaed11fd4623a054e4e94c6d004f3b8831c3ad

SHA256
5c3754cabe2fd705dc89714c0902900960c4becd80648d4287418c0399995da9

SHA512
92762d6f2b57e354ec8925cc9aca00ddc9672a2a5334c157455d4d14a87a496a9a6bbbe47014b9acabd25adf0ac50305487c050522eaf9db41b96d1b759e3478

Download Submit
\Users\Admin\AppData\Local\Temp\budha.exe
MD5
38ac2134f2fa73331db4c1e741913444

SHA1
9ddaed11fd4623a054e4e94c6d004f3b8831c3ad

SHA256
5c3754cabe2fd705dc89714c0902900960c4becd80648d4287418c0399995da9

SHA512
92762d6f2b57e354ec8925cc9aca00ddc9672a2a5334c157455d4d14a87a496a9a6bbbe47014b9acabd25adf0ac50305487c050522eaf9db41b96d1b759e3478

Download Submit
memory/400-12-0x000007FEF7510000-0x000007FEF778A000-memory.dmp

Filesize
2.5MB

Download
memory/1784-2-0x00000000760D1000-0x00000000760D3000-memory.dmp

Filesize
8KB

Download
memory/1784-8-0x0000000001D40000-0x0000000001D41000-memory.dmp

Filesize
4KB

Download
memory/1784-9-0x0000000002730000-0x0000000002B30000-memory.dmp

Filesize
4.0MB

Download
memory/2036-4-0x0000000000000000-mapping.dmp

Download
memory/2036-10-0x0000000001E20000-0x0000000001E21000-memory.dmp

Filesize
4KB

Download
memory/2036-11-0x0000000002790000-0x0000000002B90000-memory.dmp

Filesize
4.0MB

Download