82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6

Analysis

max time kernel
152s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 09:22

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General

Target

82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe
Size

543KB
MD5

dda6c8c41a77101622c34b66c6c017ae
SHA1

59d4f8c65763d04e3f02f960a59467d2ac5cab6b
SHA256

82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6
SHA512

129ea90ea795ff9560808b8c5261ed689610607667c2687235eddc2285a3e6adea3b8a5ab2f030bb5c2651ffc83e3ae3d8a597c84283b6fcf281b2576129c334
SSDEEP

12288:6uog2wdOQ4MFhNSZSBPONjXBeyl6DW7w2pKuyelP3LOwHJ7kt/a:6jiccqSsXQy0cVCe5LOoJAty

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3308	Launcher.exe
2576	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe

Loads dropped DLL 2 IoCs

pid	Process
388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe
388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.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
behavioral2/files/0x0008000000022e40-148.dat	nsis_installer_1
behavioral2/files/0x0008000000022e40-148.dat	nsis_installer_2

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2576	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe
2576	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 3308	388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe	79
PID 388 wrote to memory of 3308	388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe	79
PID 388 wrote to memory of 3308	388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe	79
PID 388 wrote to memory of 2576	388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe	80
PID 388 wrote to memory of 2576	388	82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe	80

C:\Users\Admin\AppData\Local\Temp\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe
"C:\Users\Admin\AppData\Local\Temp\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:388
- C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\Launcher.exe
  C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\Launcher.exe /in="e82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe" /out="82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe" /psw="791833e313b44c6192aff883ac015670" /typ=dec
  2⤵
  - Executes dropped EXE
  PID:3308
- C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe
  C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe /path="C:\Users\Admin\AppData\Local\Temp\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2576

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\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe

Filesize
395KB

MD5
7e31bd0b262f0807863490ab8cefe41e

SHA1
3290e13884553614411bbcc36d455e12c6dbf275

SHA256
ba1979cadb35a1819f95b145f704c88fdb7399c4c8adddde5ef3e12c0dafc002

SHA512
1145b29f9adc46641a33723a577ad7f07f8d0bf8fcbd68bbc0a7769e4b336b7980b3062b76d28d8a70753a4a0d85a27c94cb5f7c91e006f933a13134caf73443

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe

Filesize
395KB

MD5
7e31bd0b262f0807863490ab8cefe41e

SHA1
3290e13884553614411bbcc36d455e12c6dbf275

SHA256
ba1979cadb35a1819f95b145f704c88fdb7399c4c8adddde5ef3e12c0dafc002

SHA512
1145b29f9adc46641a33723a577ad7f07f8d0bf8fcbd68bbc0a7769e4b336b7980b3062b76d28d8a70753a4a0d85a27c94cb5f7c91e006f933a13134caf73443

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe.config

Filesize
690B

MD5
bca0ea75b6940aa86960d7b9098a5998

SHA1
3d57f82158ac72c7eb2e72ba19a80485d8103130

SHA256
5a494295936d2170433864b449257bbac7b976413811a0b6339e37f83a891f8d

SHA512
260a05c509d874239a27798421ee75ac7e2bbc0d2a0485122740e8b8adcd8f43f98f7633cef278d9f7f4a132633b4b1cdf4b641e2233e891dce2d6eb6e75c3d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\Launcher.exe

Filesize
105KB

MD5
ba751ac19a4f8c60acc7685caf6a8cb7

SHA1
713f8e4f40717aced32555f604092ace8548cd34

SHA256
e72ec872fbd73f6e52419002ed7d656590c7926c65d91418efecbe3e19aae079

SHA512
e6187ced6fdcbcc8d6c03ab2657a92e5410fd752442ede82e6db5177d6d17a3c7ca330c817f39a3863c1b911411c33f1a5ebe50b208a5e3e56ad615e5b8dd5ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\Launcher.exe

Filesize
105KB

MD5
ba751ac19a4f8c60acc7685caf6a8cb7

SHA1
713f8e4f40717aced32555f604092ace8548cd34

SHA256
e72ec872fbd73f6e52419002ed7d656590c7926c65d91418efecbe3e19aae079

SHA512
e6187ced6fdcbcc8d6c03ab2657a92e5410fd752442ede82e6db5177d6d17a3c7ca330c817f39a3863c1b911411c33f1a5ebe50b208a5e3e56ad615e5b8dd5ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\Launcher.exe.config

Filesize
340B

MD5
91629f6b28cbe2b52bb86cb5af3bdbca

SHA1
35fb57ac58c9eb0668f5832a588d9f81e040568b

SHA256
589c122996fadc118731c6f983c5d3b498c4b4b59700ea548f4cfb79e4eaaeeb

SHA512
f08382296696173784841a163c73c19e7bd674a08a053c0434d55696f45039721925e5d829e4bbbf71b07385d1b88c5ea241b8247eb0d81bf381205977bd14c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\e82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe

Filesize
395KB

MD5
f47b3668c39480bf325d624e8e82a3aa

SHA1
f94c4c4f3394af98b4c2414248ef286d8e35a274

SHA256
1b0cb7f2ef6e50c5817b70bce93faa4fe34f98a9428dac83ce92492ee3d77534

SHA512
f235785cb8c8594625f7a99611fb64d0498ae7533a44c7e659afbd7c22e4a1684c64039ac2812e43f7b426eff347d4c753c8a246d46a4a922145074a4c087222

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6.exe\tRyvYHk2GExpqAT\installer.exe

Filesize
543KB

MD5
dda6c8c41a77101622c34b66c6c017ae

SHA1
59d4f8c65763d04e3f02f960a59467d2ac5cab6b

SHA256
82f41b5c443d948687581dad33d8b9c54b94b688f4bfdafaffbdbc407630bcc6

SHA512
129ea90ea795ff9560808b8c5261ed689610607667c2687235eddc2285a3e6adea3b8a5ab2f030bb5c2651ffc83e3ae3d8a597c84283b6fcf281b2576129c334

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsh25F8.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsh25F8.tmp\pwgen.dll

Filesize
16KB

MD5
a555472395178ac8c733d90928e05017

SHA1
f44b192d66473f01a6540aaec4b6c9ac4c611d35

SHA256
82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

SHA512
e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

Download Submit
memory/2576-144-0x00007FFA05AF0000-0x00007FFA06526000-memory.dmp

Filesize
10.2MB

Download
memory/2576-146-0x0000000000F6A000-0x0000000000F6F000-memory.dmp

Filesize
20KB

Download
memory/2576-147-0x0000000000F6A000-0x0000000000F6F000-memory.dmp

Filesize
20KB

Download
memory/3308-139-0x0000000073170000-0x0000000073721000-memory.dmp

Filesize
5.7MB

Download
memory/3308-145-0x0000000073170000-0x0000000073721000-memory.dmp

Filesize
5.7MB

Download