b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94

General

Target

b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe
Size

4.9MB
MD5

c57e3b048bdd217211df9f8122dc176a
SHA1

bc2fe0f6099979af070f1b6cc34d178b56f87b81
SHA256

b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94
SHA512

4b46ef5ac47ae764e4c4387f35e26af50bc7b4b872d8944bb8053ff88b6d98417c516a392162e045eff79120c3740e0d1777b66563cc1ed9c2d3913a19d16e25
SSDEEP

98304:qLZTxknud0cHt7yJ1m7az/5QAL86zTtjTePgR1pCNcVWTVNxtr/M:2ZAue4Yjm7az/5QAA6zxneYB0cV4LpM

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1920	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp

Loads dropped DLL 3 IoCs

pid	Process
1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe
1920	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp
1920	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27
PID 1572 wrote to memory of 1920	1572	b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe	27

C:\Users\Admin\AppData\Local\Temp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe
"C:\Users\Admin\AppData\Local\Temp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Local\Temp\is-MDHIO.tmp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-MDHIO.tmp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp" /SL5="$60124,4877149,52224,C:\Users\Admin\AppData\Local\Temp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\is-MDHIO.tmp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp

Filesize
662KB

MD5
b45570ddb00885bfe9e878af91a90564

SHA1
66daf059333962a65735999e99eb868cf9d5e832

SHA256
29fedae831f5b1704e5b53351cd6b8d33a21b7971894a9d0385895d7662e264f

SHA512
84350f30f9372be749fa244190b7d35a02aa2ce1ded9b45d89c29135a384e1170a54ef1af7004836ab9c30770a44f7e085b0cb238786a6d93d7e8cdec993d768

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-MDHIO.tmp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp

Filesize
662KB

MD5
b45570ddb00885bfe9e878af91a90564

SHA1
66daf059333962a65735999e99eb868cf9d5e832

SHA256
29fedae831f5b1704e5b53351cd6b8d33a21b7971894a9d0385895d7662e264f

SHA512
84350f30f9372be749fa244190b7d35a02aa2ce1ded9b45d89c29135a384e1170a54ef1af7004836ab9c30770a44f7e085b0cb238786a6d93d7e8cdec993d768

Download Submit
\Users\Admin\AppData\Local\Temp\is-HRIPM.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-HRIPM.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-MDHIO.tmp\b086c61f2e22dd5303705932864f383612bf68984615698f6d3f8f152d3eaf94.tmp

Filesize
662KB

MD5
b45570ddb00885bfe9e878af91a90564

SHA1
66daf059333962a65735999e99eb868cf9d5e832

SHA256
29fedae831f5b1704e5b53351cd6b8d33a21b7971894a9d0385895d7662e264f

SHA512
84350f30f9372be749fa244190b7d35a02aa2ce1ded9b45d89c29135a384e1170a54ef1af7004836ab9c30770a44f7e085b0cb238786a6d93d7e8cdec993d768

Download Submit
memory/1572-54-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/1572-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1572-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing