201906c9f68f5ddb973bfb1d0bd499b3d0f8137a0d54e0c994b6d91d7ae391cd

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
28-04-2024 16:51

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General

Target

$R1/$_1_/Uninstall.exe
Size

505KB
MD5

ee2cf86633ae043d006c9c8fded2a999
SHA1

c18889ee32620e40a366f8cbd5e62e26f5dc2b37
SHA256

02b631c95364397d1ec91c65007f00b9d7baafef05ddb51b7b9fe9ba35234f53
SHA512

57695a4e408dd07f8d0c8c3befd7d2a2710dc1f50fefe61a4961729bca2d611925e63390d1375d3e5270930ee944b6d4e2858891b05d4d9d8c96c260b7e4bb4f
SSDEEP

6144:r50gUCimyti5ELY4jurNXa4bbOV1p7VulOCkqt:d0gOmwO4SrNXhOV1p7klO8t

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Au_.exe

pid process

4704 Au_.exe
Loads dropped DLL 7 IoCs

Processes:

Au_.exe

pid process

4704 Au_.exe
4704 Au_.exe
4704 Au_.exe
4704 Au_.exe
4704 Au_.exe
4704 Au_.exe
4704 Au_.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Au_.exe

description pid process

Token: SeDebugPrivilege 4704 Au_.exe

pid	process
4704	Au_.exe

pid	process
4704	Au_.exe
4704	Au_.exe
4704	Au_.exe
4704	Au_.exe
4704	Au_.exe
4704	Au_.exe
4704	Au_.exe

description	pid	process
Token: SeDebugPrivilege	4704	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Uninstall.exe

description	pid	process	target process
PID 3088 wrote to memory of 4704	3088	Uninstall.exe	Au_.exe
PID 3088 wrote to memory of 4704	3088	Uninstall.exe	Au_.exe
PID 3088 wrote to memory of 4704	3088	Uninstall.exe	Au_.exe

C:\Users\Admin\AppData\Local\Temp\$R1\$_1_\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\$R1\$_1_\Uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3088

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\$R1\$_1_\
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:4704

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsq2F2F.tmp\System.dll
Filesize
11KB

MD5
bf712f32249029466fa86756f5546950

SHA1
75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

SHA256
7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

SHA512
13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsq2F2F.tmp\UAC.dll
Filesize
13KB

MD5
a88baad3461d2e9928a15753b1d93fd7

SHA1
bb826e35264968bbc3b981d8430ac55df1e6d4a6

SHA256
c5ab2926c268257122d0342739e73573d7eeda34c861bc7a68a02cbc69bd41af

SHA512
5edcf46680716930da7fd1a41b8b0426f057cf4becefb3ee84798ec8b449726afb822fb626c4942036a1ae3bb937184d1f71d0e45075abb5bf167f5d833df43a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsq2F2F.tmp\apphelp.dll
Filesize
1.8MB

MD5
bc8f81f42505bf9def590d7fe89da46c

SHA1
5f648334bd6d09c7388be43deb7461d4a47e36fe

SHA256
a74e88300bc96ff413dd0b289a5023649592a7f2e68793d0a5ff71c6dc5f4130

SHA512
91b08f39675f9456f05c9b2939eba3c778b0ce7f9558ecba6aea36832d526d01a9da4196e56023cf45b3d147834db7bcd9aef2997a103a497c9c527d13126b6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsq2F2F.tmp\nsDialogs.dll
Filesize
9KB

MD5
4ccc4a742d4423f2f0ed744fd9c81f63

SHA1
704f00a1acc327fd879cf75fc90d0b8f927c36bc

SHA256
416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

SHA512
790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsq2F2F.tmp\registry.dll
Filesize
24KB

MD5
2b7007ed0262ca02ef69d8990815cbeb

SHA1
2eabe4f755213666dbbbde024a5235ddde02b47f

SHA256
0b25b20f26de5d5bd795f934c70447112b4981343fcb2dfab3374a4018d28c2d

SHA512
aa75ee59ca0b8530eb7298b74e5f334ae9d14129f603b285a3170b82103cfdcc175af8185317e6207142517769e69a24b34fcdf0f58ed50a4960cbe8c22a0aca

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
Filesize
505KB

MD5
ee2cf86633ae043d006c9c8fded2a999

SHA1
c18889ee32620e40a366f8cbd5e62e26f5dc2b37

SHA256
02b631c95364397d1ec91c65007f00b9d7baafef05ddb51b7b9fe9ba35234f53

SHA512
57695a4e408dd07f8d0c8c3befd7d2a2710dc1f50fefe61a4961729bca2d611925e63390d1375d3e5270930ee944b6d4e2858891b05d4d9d8c96c260b7e4bb4f

Download Submit
memory/4704-15-0x00000000030F0000-0x0000000003149000-memory.dmp

Filesize
356KB

Download