96b0afaeb5b955ef51451cc43b9e60c7e80deb565054a3c36f9c293d72efba1d

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14/07/2024, 16:37

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General

Target

$0/uninstall.exe
Size

83KB
MD5

d8f4dda5b72026466cdbeaa2eba2be5e
SHA1

0ddae0ad598b7f3aa680071537cc0f840cb1e432
SHA256

e032d0a7b1bfb363c6579f9e4ded185389d9ce21e4540b70cdfd013a89e80d62
SHA512

25095f75a754796916154077bfb017124533f2096a7a1b30d8efef9839f9b61a8e039e04100781c15050fb06543d5d80b1f52e8ceb589a056a8d33dedbe37706
SSDEEP

1536:wEkjY1zy214Qay0DGkJ7qAELVigJVscpvNdOPwV4yx5n2/DfbN:fkjAJ4dDGkJ+AI0sJgyx52/vN

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2196	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
2812	uninstall.exe
2196	Au_.exe
2196	Au_.exe

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

System Information Discovery
T1082

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral7/files/0x0007000000016d31-5.dat	nsis_installer_1

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2196	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 2196	2812	uninstall.exe	30
PID 2812 wrote to memory of 2196	2812	uninstall.exe	30
PID 2812 wrote to memory of 2196	2812	uninstall.exe	30
PID 2812 wrote to memory of 2196	2812	uninstall.exe	30

C:\Users\Admin\AppData\Local\Temp\$0\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\$0\uninstall.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2812
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\$0\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2196

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

C:\Users\Admin\AppData\Local\Temp\nso6A39.tmp\ioSpecial.ini

Filesize
700B

MD5
fceab17b48486043932bb6fc6799203f

SHA1
d78c0393a1efffefea32864ccc416007c030f127

SHA256
69b9337571356b1b7265ed958991f20188a3cc45a13515a9fd6285414ffebfcf

SHA512
6ce4eba06d701192395731280b3cffd49d09710a9b0a3aca07519b135d93077d9f7b8ef889a3904655758d16fd1bc0efd98fcab9ef16ab57d24b3ed99df7daad

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso6A39.tmp\ioSpecial.ini

Filesize
713B

MD5
1529c620bcfed728db682c3231b69fab

SHA1
3be448c55127cfaed16ff5ec6a7ea67bf54f3c0c

SHA256
4b3d7e9d857334fdc50a531adddf8bb5368caea422ae13384115e14d453fcfc6

SHA512
19e5c50737c8ec3428365f060464ec9c657293c8f772052cfe2d86bdb80f40dd2d0e7bd9efe7590eedef00a530c373ed94ee288ab3c4cf10570642082349c5fb

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C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
83KB

MD5
d8f4dda5b72026466cdbeaa2eba2be5e

SHA1
0ddae0ad598b7f3aa680071537cc0f840cb1e432

SHA256
e032d0a7b1bfb363c6579f9e4ded185389d9ce21e4540b70cdfd013a89e80d62

SHA512
25095f75a754796916154077bfb017124533f2096a7a1b30d8efef9839f9b61a8e039e04100781c15050fb06543d5d80b1f52e8ceb589a056a8d33dedbe37706

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\Users\Admin\AppData\Local\Temp\nso6A39.tmp\InstallOptions.dll

Filesize
13KB

MD5
d765c492c21689e3d9d61634371fd861

SHA1
ac200933671ae52c9d5544d0e2e8e9144d286c83

SHA256
551e6042dd494ea01549555ffc194ab9729da09058ec714eb368dd06642c9bbc

SHA512
9919a9e848c8f1e26c75d0d29207571e4b86a4140bd554743d2c1f8bd7f386fe4919345b163d89a5d907fb165e435ba0ac5f6b1101713636141f156a420e2e0f

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\Users\Admin\AppData\Local\Temp\nso6A39.tmp\System.dll

Filesize
10KB

MD5
fe24766ba314f620d57d0cf7339103c0

SHA1
8641545f03f03ff07485d6ec4d7b41cbb898c269

SHA256
802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd

SHA512
60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3

Download Submit