5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02

Analysis

max time kernel
151s
max time network
153s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 09:37

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General

Target

5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
Size

536KB
MD5

872ce2aaed69592ca85e1ed869189bf5
SHA1

e81a6779e345ae798787edaad384e13d14e9fbd1
SHA256

5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02
SHA512

79fec9d91a46a47d6572f5705e489248f7ec354254a2ce3ecb35a6640e0d6c56a5a1edc39265c78d107f1139324dda83439055f5bc65cb109f585edf7d285cb8
SSDEEP

12288:ZuoiMzg7iNTXOGOPa0FP0X2xI0gn4f29Cd593lzn5LlpPEf:ZjQfGfmxon4f29Cf3r5LlpU

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1492	Launcher.exe
1520	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Loads dropped DLL 4 IoCs

pid	Process
588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0008000000012347-73.dat	nsis_installer_1
behavioral1/files/0x0008000000012347-73.dat	nsis_installer_2

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1520	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
1520	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1492	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	27
PID 588 wrote to memory of 1520	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	28
PID 588 wrote to memory of 1520	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	28
PID 588 wrote to memory of 1520	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	28
PID 588 wrote to memory of 1520	588	5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe	28

C:\Users\Admin\AppData\Local\Temp\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
"C:\Users\Admin\AppData\Local\Temp\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe"
1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:588
- C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\Launcher.exe
  C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\Launcher.exe /in="e5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe" /out="5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe" /psw="411d9f54e03642c6ba4ab663d4c2333e" /typ=dec
  2⤵
  - Executes dropped EXE
  PID:1492
- C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe
  C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe /path="C:\Users\Admin\AppData\Local\Temp\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1520

Network

MITRE ATT&CK Enterprise v6

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

C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Filesize
389KB

MD5
1de73eae4ad8b5db9d9b52e1b0753736

SHA1
b1f34d300fbac2a9d4a9f446d340a2827e1fbcba

SHA256
01540892d685abc6a4a5d6cc67ce0e4db1a466bad344eee96bac8dd91ec7beb7

SHA512
e4a7404bfe531f66cef92a288d1fde695d7688f3de52f6a86a6f852ec209ac7fa3cf644f378a4afee7ab1eda30cc525ebd04035fd9440e4c063a086515ecb8e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Filesize
389KB

MD5
1de73eae4ad8b5db9d9b52e1b0753736

SHA1
b1f34d300fbac2a9d4a9f446d340a2827e1fbcba

SHA256
01540892d685abc6a4a5d6cc67ce0e4db1a466bad344eee96bac8dd91ec7beb7

SHA512
e4a7404bfe531f66cef92a288d1fde695d7688f3de52f6a86a6f852ec209ac7fa3cf644f378a4afee7ab1eda30cc525ebd04035fd9440e4c063a086515ecb8e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe.config

Filesize
690B

MD5
bca0ea75b6940aa86960d7b9098a5998

SHA1
3d57f82158ac72c7eb2e72ba19a80485d8103130

SHA256
5a494295936d2170433864b449257bbac7b976413811a0b6339e37f83a891f8d

SHA512
260a05c509d874239a27798421ee75ac7e2bbc0d2a0485122740e8b8adcd8f43f98f7633cef278d9f7f4a132633b4b1cdf4b641e2233e891dce2d6eb6e75c3d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\Launcher.exe

Filesize
104KB

MD5
71a5eb1e700588c32fe858776a2835f3

SHA1
47260cca2bbbc0974765748dc5faf2ea8b050858

SHA256
2b57b5c3053d94ee6f3e88e3435591e7e42f73aae947f20dc97cd07c7ae35acb

SHA512
abf818c6b370faed4f75d2fa38e28e64746cf93b07c43facdb1a658b4c9346083e4ab40c679134b0b1bdbeca96b927ac70c59980aa85303a341d8450902fe10d

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\Launcher.exe

Filesize
104KB

MD5
71a5eb1e700588c32fe858776a2835f3

SHA1
47260cca2bbbc0974765748dc5faf2ea8b050858

SHA256
2b57b5c3053d94ee6f3e88e3435591e7e42f73aae947f20dc97cd07c7ae35acb

SHA512
abf818c6b370faed4f75d2fa38e28e64746cf93b07c43facdb1a658b4c9346083e4ab40c679134b0b1bdbeca96b927ac70c59980aa85303a341d8450902fe10d

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\Launcher.exe.config

Filesize
340B

MD5
91629f6b28cbe2b52bb86cb5af3bdbca

SHA1
35fb57ac58c9eb0668f5832a588d9f81e040568b

SHA256
589c122996fadc118731c6f983c5d3b498c4b4b59700ea548f4cfb79e4eaaeeb

SHA512
f08382296696173784841a163c73c19e7bd674a08a053c0434d55696f45039721925e5d829e4bbbf71b07385d1b88c5ea241b8247eb0d81bf381205977bd14c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\e5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Filesize
389KB

MD5
bbbe2f526bbc3012bbc5e941493eabc7

SHA1
dfcdf9a1a4488b49c57057c2cd8ea61b9f7083b7

SHA256
fc9703a9c2cee6565a4fa6c1810097f50b53a7cc13b51e936e2c88a62ceba973

SHA512
f5e0210c932b670b264f47ca40c9b57f20b4789159fbef7a2256031fd83eab2b83349589ba26de7e0c2c61b5b401b9f8a7fa6cc9bc3546226fcc21c829a41a0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\installer.exe

Filesize
536KB

MD5
872ce2aaed69592ca85e1ed869189bf5

SHA1
e81a6779e345ae798787edaad384e13d14e9fbd1

SHA256
5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02

SHA512
79fec9d91a46a47d6572f5705e489248f7ec354254a2ce3ecb35a6640e0d6c56a5a1edc39265c78d107f1139324dda83439055f5bc65cb109f585edf7d285cb8

Download Submit
\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe

Filesize
389KB

MD5
1de73eae4ad8b5db9d9b52e1b0753736

SHA1
b1f34d300fbac2a9d4a9f446d340a2827e1fbcba

SHA256
01540892d685abc6a4a5d6cc67ce0e4db1a466bad344eee96bac8dd91ec7beb7

SHA512
e4a7404bfe531f66cef92a288d1fde695d7688f3de52f6a86a6f852ec209ac7fa3cf644f378a4afee7ab1eda30cc525ebd04035fd9440e4c063a086515ecb8e9

Download Submit
\Users\Admin\AppData\Local\Temp\DM\5c87a9b17a4c743aa2ca1d6d93ebb8af75b3797ba5ae86e0e2d233b183e78e02.exe\Bq5DGw0nyvxKWVc\Launcher.exe

Filesize
104KB

MD5
71a5eb1e700588c32fe858776a2835f3

SHA1
47260cca2bbbc0974765748dc5faf2ea8b050858

SHA256
2b57b5c3053d94ee6f3e88e3435591e7e42f73aae947f20dc97cd07c7ae35acb

SHA512
abf818c6b370faed4f75d2fa38e28e64746cf93b07c43facdb1a658b4c9346083e4ab40c679134b0b1bdbeca96b927ac70c59980aa85303a341d8450902fe10d

Download Submit
\Users\Admin\AppData\Local\Temp\nsd84C.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
\Users\Admin\AppData\Local\Temp\nsd84C.tmp\pwgen.dll

Filesize
16KB

MD5
a555472395178ac8c733d90928e05017

SHA1
f44b192d66473f01a6540aaec4b6c9ac4c611d35

SHA256
82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

SHA512
e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

Download Submit
memory/588-57-0x0000000074C51000-0x0000000074C53000-memory.dmp

Filesize
8KB

Download
memory/588-54-0x0000000075711000-0x0000000075713000-memory.dmp

Filesize
8KB

Download
memory/1492-65-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/1520-71-0x000007FEF42F0000-0x000007FEF4D13000-memory.dmp

Filesize
10.1MB

Download
memory/1520-72-0x000007FEF3250000-0x000007FEF42E6000-memory.dmp

Filesize
16.6MB

Download