6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1

Analysis

max time kernel
189s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 03:17

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General

Target

6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe
Size

535KB
MD5

1d1bdca83756c1fbe2474a7390c26190
SHA1

176370b738d208c7e57f7dc2bdf51f4efb185aff
SHA256

6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1
SHA512

1cce83491f7b9b89a066deb8b3dd53f31fc87042374592cfa0a0e16480597138477682598c367a3542228f076e967cae2a13bfcfa3aa5387fa34ef6e0f8619ae
SSDEEP

12288:6uoTnfwVQ8076pKJ1P70nsqDGZj8+JYtUKauqpoPVI:6jTnfwVQz+KXB18+Jo7rqC2

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1732	Launcher.exe
4260	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe

Loads dropped DLL 2 IoCs

pid	Process
668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe
668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.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/0x0006000000022e25-148.dat	nsis_installer_1
behavioral2/files/0x0006000000022e25-148.dat	nsis_installer_2

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4260	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe
4260	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 668 wrote to memory of 1732	668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe	81
PID 668 wrote to memory of 1732	668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe	81
PID 668 wrote to memory of 1732	668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe	81
PID 668 wrote to memory of 4260	668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe	82
PID 668 wrote to memory of 4260	668	6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe	82

C:\Users\Admin\AppData\Local\Temp\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe
"C:\Users\Admin\AppData\Local\Temp\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:668
- C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\Launcher.exe
  C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\Launcher.exe /in="e6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe" /out="6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe" /psw="2f65ecbb08894781abe96e27e619bac4" /typ=dec
  2⤵
  - Executes dropped EXE
  PID:1732
- C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe
  C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe /path="C:\Users\Admin\AppData\Local\Temp\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:4260

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\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe

Filesize
388KB

MD5
11b844b7f36d50745876cf89d599c9d2

SHA1
6158f8d556f1c1580f849d113f63794bc5556270

SHA256
ea57491bbb6dbeaf1e8dd600560d738012bb660cc2823262e36172847d084d9b

SHA512
135726173ddd1f89c8d7134f797b9dabc4a18f34598c305ec71eeb45285d5870a3d835dc049ffab72233c77454e47b8c5645971f15775b78b995be137f5760d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe

Filesize
388KB

MD5
11b844b7f36d50745876cf89d599c9d2

SHA1
6158f8d556f1c1580f849d113f63794bc5556270

SHA256
ea57491bbb6dbeaf1e8dd600560d738012bb660cc2823262e36172847d084d9b

SHA512
135726173ddd1f89c8d7134f797b9dabc4a18f34598c305ec71eeb45285d5870a3d835dc049ffab72233c77454e47b8c5645971f15775b78b995be137f5760d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe.config

Filesize
690B

MD5
bca0ea75b6940aa86960d7b9098a5998

SHA1
3d57f82158ac72c7eb2e72ba19a80485d8103130

SHA256
5a494295936d2170433864b449257bbac7b976413811a0b6339e37f83a891f8d

SHA512
260a05c509d874239a27798421ee75ac7e2bbc0d2a0485122740e8b8adcd8f43f98f7633cef278d9f7f4a132633b4b1cdf4b641e2233e891dce2d6eb6e75c3d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\Launcher.exe

Filesize
104KB

MD5
84f73e5ebbc81f574eead8f346e32572

SHA1
d0db9da5ebaf67f58565ad09f2aa2d05aab4733b

SHA256
fe71f2d3bca15130f9fa29adacd988471103c62050c71b8fe00023f36e317c4c

SHA512
d790908d056a4eed569393cd41d7bf9f4300846f10f107fc070dc2e275cd99d4df752c1891393ef5614caf103dd58202bfcfc1eb1fdd088f9da6cd52b38aa857

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\Launcher.exe

Filesize
104KB

MD5
84f73e5ebbc81f574eead8f346e32572

SHA1
d0db9da5ebaf67f58565ad09f2aa2d05aab4733b

SHA256
fe71f2d3bca15130f9fa29adacd988471103c62050c71b8fe00023f36e317c4c

SHA512
d790908d056a4eed569393cd41d7bf9f4300846f10f107fc070dc2e275cd99d4df752c1891393ef5614caf103dd58202bfcfc1eb1fdd088f9da6cd52b38aa857

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\Launcher.exe.config

Filesize
340B

MD5
91629f6b28cbe2b52bb86cb5af3bdbca

SHA1
35fb57ac58c9eb0668f5832a588d9f81e040568b

SHA256
589c122996fadc118731c6f983c5d3b498c4b4b59700ea548f4cfb79e4eaaeeb

SHA512
f08382296696173784841a163c73c19e7bd674a08a053c0434d55696f45039721925e5d829e4bbbf71b07385d1b88c5ea241b8247eb0d81bf381205977bd14c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\e6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe

Filesize
388KB

MD5
fbc1d86afd9be2839aa82b3762fde807

SHA1
da9755e0581b5265a3761c9b09c303616a18b87b

SHA256
0fb8f9dd0dc7c053719b479c3920339fb06203d175ff14e8645357104bf0d53f

SHA512
44b5258a10276b785009fcc60e176d7b4ae1c6410464e8511d321babedbf20d154dc28ad8c5506d2d241f5a3227ea650467cf25ec3a6a1313d1e801b1eed9457

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM\6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1.exe\e3LrMHNp8yqaWJw\installer.exe

Filesize
535KB

MD5
1d1bdca83756c1fbe2474a7390c26190

SHA1
176370b738d208c7e57f7dc2bdf51f4efb185aff

SHA256
6b1bcf8bda4fc349fd5d6bd24b4c2a00ee906b8fe9037e89b0e5f54005cb70d1

SHA512
1cce83491f7b9b89a066deb8b3dd53f31fc87042374592cfa0a0e16480597138477682598c367a3542228f076e967cae2a13bfcfa3aa5387fa34ef6e0f8619ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsxCA3.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsxCA3.tmp\pwgen.dll

Filesize
16KB

MD5
a555472395178ac8c733d90928e05017

SHA1
f44b192d66473f01a6540aaec4b6c9ac4c611d35

SHA256
82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

SHA512
e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

Download Submit
memory/1732-139-0x0000000072D10000-0x00000000732C1000-memory.dmp

Filesize
5.7MB

Download
memory/1732-145-0x0000000072D10000-0x00000000732C1000-memory.dmp

Filesize
5.7MB

Download
memory/4260-146-0x000000000155A000-0x000000000155F000-memory.dmp

Filesize
20KB

Download
memory/4260-147-0x000000000155A000-0x000000000155F000-memory.dmp

Filesize
20KB

Download
memory/4260-144-0x000000001B860000-0x000000001C296000-memory.dmp

Filesize
10.2MB

Download