221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb

Analysis

max time kernel
43s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20-10-2022 00:05

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General

Target

221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe
Size

113KB
MD5

90c2a9548aed055d6f63d6d7179bf170
SHA1

329a45a47ac5c860812afb110a28bfb0ebc016c7
SHA256

221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb
SHA512

cb309c8ff6bd369788ac3ef4da62e84b7706b76f6ed9fbacf701eb214e18320f1bd26b7bf3451348826261f3e1d46fed4f901bceaade35f452f62af184146891
SSDEEP

1536:kpgpHzb9dZVX9fHMvG0D3XJNgnDuGCHG7aXRTOcVf22IfbmH:SgXdZt9P6D3XJNgnDuGCHG7aXRCRfiH

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
320	setup.exe

Loads dropped DLL 4 IoCs

pid	Process
2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe
2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe
2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe
2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe

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 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26
PID 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26
PID 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26
PID 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26
PID 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26
PID 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26
PID 2016 wrote to memory of 320	2016	221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe	26

C:\Users\Admin\AppData\Local\Temp\221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe
"C:\Users\Admin\AppData\Local\Temp\221376312299a3a13bd9478d969cd09e5c3035803efba33ce413a66c366594eb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\setup.exe
  C:\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\setup.exe
  2⤵
  - Executes dropped EXE
  PID:320

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\nsj2E34.tmp\setup.exe

Filesize
27KB

MD5
3d97290e09b37f11c0c11efa581c9305

SHA1
91bca15a09fccd0021ce8ce3c5389e8ffba4c5bf

SHA256
12624658f24dd0aa83b83b9ccd28a59af908768b83e96ff9f64f6043a7017be5

SHA512
0ec7fbbc131c6c387b05650355204b75ba4e1a065df2c52ac196dda433f90baa8707c275e64f0a7d9ee3fc1b229ce19269ee47cb55827c210bb49e7f297241df

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\setup.exe

Filesize
27KB

MD5
3d97290e09b37f11c0c11efa581c9305

SHA1
91bca15a09fccd0021ce8ce3c5389e8ffba4c5bf

SHA256
12624658f24dd0aa83b83b9ccd28a59af908768b83e96ff9f64f6043a7017be5

SHA512
0ec7fbbc131c6c387b05650355204b75ba4e1a065df2c52ac196dda433f90baa8707c275e64f0a7d9ee3fc1b229ce19269ee47cb55827c210bb49e7f297241df

Download Submit
\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nsj2E34.tmp\setup.exe

Filesize
27KB

MD5
3d97290e09b37f11c0c11efa581c9305

SHA1
91bca15a09fccd0021ce8ce3c5389e8ffba4c5bf

SHA256
12624658f24dd0aa83b83b9ccd28a59af908768b83e96ff9f64f6043a7017be5

SHA512
0ec7fbbc131c6c387b05650355204b75ba4e1a065df2c52ac196dda433f90baa8707c275e64f0a7d9ee3fc1b229ce19269ee47cb55827c210bb49e7f297241df

Download Submit
memory/2016-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

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