3d445f2b4e5ec21b7ea9fd54f8816c60002fbe5c6fde029771ec6caedf1db2de

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-09-2024 03:50

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General

Target

Uninstall Mechvibes.exe
Size

156KB
MD5

218424b6e4d00e2a7f5040ca6ace0578
SHA1

449575da75d74d3a633e91c5df8ad8345163b47d
SHA256

115ea7a6d6cea39828715bd799c6034a93d43cc88b68ff67dd13bd82f2f3fa89
SHA512

3a491f5d4bbd8310bb2923244ac24868a35edafdb6e8671683c37418ae631c3d8408f43f05ca1936edbc5ab44d528f64eb9c15e595a2dcc5d9e904483f88e6b8
SSDEEP

3072:Ua77v0JhE4Dy6LtausK/9op6z4c+E3DuYUSwb32tvhOEA1RJCir86SrSrvZwa3c:Uw4JQ6xD4E+EznRwT2t0EyL+ewaM

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2088	Un_A.exe

Loads dropped DLL 5 IoCs

pid	Process
2212	Uninstall Mechvibes.exe
2088	Un_A.exe
2088	Un_A.exe
2088	Un_A.exe
2088	Un_A.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Uninstall Mechvibes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2088	Un_A.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2088	2212	Uninstall Mechvibes.exe	30
PID 2212 wrote to memory of 2088	2212	Uninstall Mechvibes.exe	30
PID 2212 wrote to memory of 2088	2212	Uninstall Mechvibes.exe	30
PID 2212 wrote to memory of 2088	2212	Uninstall Mechvibes.exe	30

C:\Users\Admin\AppData\Local\Temp\Uninstall Mechvibes.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall Mechvibes.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2212
- 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\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
156KB

MD5
218424b6e4d00e2a7f5040ca6ace0578

SHA1
449575da75d74d3a633e91c5df8ad8345163b47d

SHA256
115ea7a6d6cea39828715bd799c6034a93d43cc88b68ff67dd13bd82f2f3fa89

SHA512
3a491f5d4bbd8310bb2923244ac24868a35edafdb6e8671683c37418ae631c3d8408f43f05ca1936edbc5ab44d528f64eb9c15e595a2dcc5d9e904483f88e6b8

Download Submit
\Users\Admin\AppData\Local\Temp\nst9C50.tmp\StdUtils.dll

Filesize
100KB

MD5
c6a6e03f77c313b267498515488c5740

SHA1
3d49fc2784b9450962ed6b82b46e9c3c957d7c15

SHA256
b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

SHA512
9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

Download Submit
\Users\Admin\AppData\Local\Temp\nst9C50.tmp\System.dll

Filesize
11KB

MD5
75ed96254fbf894e42058062b4b4f0d1

SHA1
996503f1383b49021eb3427bc28d13b5bbd11977

SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

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\Users\Admin\AppData\Local\Temp\nst9C50.tmp\UAC.dll

Filesize
14KB

MD5
adb29e6b186daa765dc750128649b63d

SHA1
160cbdc4cb0ac2c142d361df138c537aa7e708c9

SHA256
2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

SHA512
b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

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\Users\Admin\AppData\Local\Temp\nst9C50.tmp\nsDialogs.dll

Filesize
9KB

MD5
ca95c9da8cef7062813b989ab9486201

SHA1
c555af25df3de51aa18d487d47408d5245dba2d1

SHA256
feb6364375d0ab081e9cdf11271c40cb966af295c600903383b0730f0821c0be

SHA512
a30d94910204d1419c803dc12d90a9d22f63117e4709b1a131d8c4d5ead7e4121150e2c8b004a546b33c40c294df0a74567013001f55f37147d86bb847d7bbc9

Download Submit