735153a069010957aa2cdda05923869b3f9bdedc320a958b5763958d160a715a

Analysis

max time kernel
1561s
max time network
1564s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-05-2024 14:40

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General

Target

$R0/Uninstall MeetOne.exe
Size

189KB
MD5

c2dd763a90e5a5a34b374fd58f857511
SHA1

4562b71be20ab2367e655f8db68466589f9e3328
SHA256

6eb0f9274958bc4f4deabb7778e0c66c424741a46ebd83a343ddbd3ae5f850aa
SHA512

eb1ce05bed9d641ea9939489b387b0aa2be7b3d7b5dcd9e5fe716bd89e560e8d3f76de74ecd5707e90b3fdc74df62eeeaa550bb9213def5291cf3b124cbf9333
SSDEEP

3072:sn77v00hEoDEtauuaS98OuzKTw/jISOC+yA41MhHweCEJ9aH2tvhOEA1RJCir86g:s740IquKTwU/C+yRKges2t0EyL+yab

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1880	Un_A.exe

Loads dropped DLL 7 IoCs

pid	Process
1508	Uninstall MeetOne.exe
1880	Un_A.exe
1880	Un_A.exe
1880	Un_A.exe
1880	Un_A.exe
1880	Un_A.exe
1880	Un_A.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1880	Un_A.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 1880	1508	Uninstall MeetOne.exe	28
PID 1508 wrote to memory of 1880	1508	Uninstall MeetOne.exe	28
PID 1508 wrote to memory of 1880	1508	Uninstall MeetOne.exe	28
PID 1508 wrote to memory of 1880	1508	Uninstall MeetOne.exe	28

C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall MeetOne.exe
"C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall MeetOne.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$R0\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:1880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

\Users\Admin\AppData\Local\Temp\nsy1881.tmp\StdUtils.dll

Filesize
100KB

MD5
c6a6e03f77c313b267498515488c5740

SHA1
3d49fc2784b9450962ed6b82b46e9c3c957d7c15

SHA256
b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

SHA512
9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

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\Users\Admin\AppData\Local\Temp\nsy1881.tmp\System.dll

Filesize
12KB

MD5
0d7ad4f45dc6f5aa87f606d0331c6901

SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457

SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

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\Users\Admin\AppData\Local\Temp\nsy1881.tmp\WinShell.dll

Filesize
3KB

MD5
1cc7c37b7e0c8cd8bf04b6cc283e1e56

SHA1
0b9519763be6625bd5abce175dcc59c96d100d4c

SHA256
9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

SHA512
7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

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\Users\Admin\AppData\Local\Temp\nsy1881.tmp\nsExec.dll

Filesize
6KB

MD5
ec0504e6b8a11d5aad43b296beeb84b2

SHA1
91b5ce085130c8c7194d66b2439ec9e1c206497c

SHA256
5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962

SHA512
3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57

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\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
189KB

MD5
c2dd763a90e5a5a34b374fd58f857511

SHA1
4562b71be20ab2367e655f8db68466589f9e3328

SHA256
6eb0f9274958bc4f4deabb7778e0c66c424741a46ebd83a343ddbd3ae5f850aa

SHA512
eb1ce05bed9d641ea9939489b387b0aa2be7b3d7b5dcd9e5fe716bd89e560e8d3f76de74ecd5707e90b3fdc74df62eeeaa550bb9213def5291cf3b124cbf9333

Download Submit