d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2022, 10:42

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General

Target

d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe
Size

450KB
MD5

afb37333f3ee297a9cabad051f344adc
SHA1

a9882775c75e8d62299fc6e5732b0a95d95ba48a
SHA256

d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1
SHA512

caedd42f11b7f425d2abd62dea5247a70bedf348dc17dd3f8d32ec92c7b8ca525ebf2d1a20ce8538c0690e064d01e80185be289603fc7a9cf4a3fcb148c41da5
SSDEEP

6144:RO9pVI6FOpWQfgTYL4HZUzkgGGP6ZOV221T+d0Sz98ijEPO:R+VIcOpWDSc5gX6z2xSGIEPO

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000200000001e706-140.dat	acprotect
behavioral2/files/0x000200000001e706-139.dat	acprotect

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
620	unzip.exe
260	test.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000200000001e706-140.dat	upx
behavioral2/files/0x000200000001e706-139.dat	upx
behavioral2/memory/260-146-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/260-148-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe

Loads dropped DLL 1 IoCs

pid	Process
260	test.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\G:	test.exe
File opened (read-only)	\??\L:	test.exe
File opened (read-only)	\??\P:	test.exe
File opened (read-only)	\??\S:	test.exe
File opened (read-only)	\??\T:	test.exe
File opened (read-only)	\??\F:	test.exe
File opened (read-only)	\??\K:	test.exe
File opened (read-only)	\??\Q:	test.exe
File opened (read-only)	\??\R:	test.exe
File opened (read-only)	\??\Y:	test.exe
File opened (read-only)	\??\B:	test.exe
File opened (read-only)	\??\I:	test.exe
File opened (read-only)	\??\N:	test.exe
File opened (read-only)	\??\O:	test.exe
File opened (read-only)	\??\U:	test.exe
File opened (read-only)	\??\W:	test.exe
File opened (read-only)	\??\X:	test.exe
File opened (read-only)	\??\Z:	test.exe
File opened (read-only)	\??\E:	test.exe
File opened (read-only)	\??\H:	test.exe
File opened (read-only)	\??\J:	test.exe
File opened (read-only)	\??\M:	test.exe
File opened (read-only)	\??\V:	test.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	test.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	test.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe
260	test.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe
260	test.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 620	3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe	88
PID 3020 wrote to memory of 620	3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe	88
PID 3020 wrote to memory of 620	3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe	88
PID 3020 wrote to memory of 260	3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe	90
PID 3020 wrote to memory of 260	3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe	90
PID 3020 wrote to memory of 260	3020	d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe	90

C:\Users\Admin\AppData\Local\Temp\d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe
"C:\Users\Admin\AppData\Local\Temp\d433d9f3ef340c72f2a12b0c75b22eaca233f1fc9f75770020b966cc8d6a93d1.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Public\Documents\unzip.exe
  "C:\Users\Public\Documents\unzip.exe" -o 1.zip
  2⤵
  - Executes dropped EXE
  PID:620
- C:\Users\Public\Documents\test.exe
  "C:\Users\Public\Documents\test.exe" -c
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Enumerates connected drives
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:260

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Documents\1.zip

Filesize
2.2MB

MD5
97eecc36f563e0d03b48ee31a38f021f

SHA1
ed16c53d4276f0a4e1b6280f169e82c68b8f8ef3

SHA256
b75879339cbebea035b93dcc073581ac355a4817fa7d3976217536734199eb10

SHA512
ff00d6915e94d76db789226a7791d789a91603146b2a73b3907fdd179154e21d28dfc4163ad3eaca5865a231af7f9b7453920fda6d39012fcb1d71d0e2e5780b

Download Submit
C:\Users\Public\Documents\svchost.txt

Filesize
4.3MB

MD5
1a71ed1b4c58ec5a7ab7ecb51dcea03b

SHA1
7484b3f8d946ecfe7e3d1ad078d334139d59d2a9

SHA256
8e8a6892f7899f77b05bf11eda3220955b45bed3be9c329638d31c2417b11ee8

SHA512
b7cd5392d654b42163a215dcefacf5268878eec2e4bab6bb36a09e74e9b61a949cb4f01f93e19d3227efc3562f7aae788208d6f14bddcf9bb077c3d01fb214de

Download Submit
C:\Users\Public\Documents\test.exe

Filesize
33KB

MD5
0ffed48741daae9a3a64461c124f1d69

SHA1
8d62172fb70356b8d61e8df5cb7ffcbae5616929

SHA256
02d0aab511ecc7311840493dc4592d3e6a7aaf735d9ca2a0e788b8ae99f3a79c

SHA512
4e6442fa341804d9a435ef8eddd82ae3b11c622fa5e181abebbeb7cab324a91ced9449614ba78ad34878fd29fdd123f356dceeff3905a3fb57a31c7ef6889040

Download Submit
C:\Users\Public\Documents\test.exe

Filesize
33KB

MD5
0ffed48741daae9a3a64461c124f1d69

SHA1
8d62172fb70356b8d61e8df5cb7ffcbae5616929

SHA256
02d0aab511ecc7311840493dc4592d3e6a7aaf735d9ca2a0e788b8ae99f3a79c

SHA512
4e6442fa341804d9a435ef8eddd82ae3b11c622fa5e181abebbeb7cab324a91ced9449614ba78ad34878fd29fdd123f356dceeff3905a3fb57a31c7ef6889040

Download Submit
C:\Users\Public\Documents\test123.dll

Filesize
72KB

MD5
14a95532d6b663fe84e02fe659474416

SHA1
4ce8e2acb914b4e29695cc13b8f1bac21c7f5604

SHA256
1ad1f3dbb12a574e0f93c4f62371f4bcf028f52f38bc5871ca3cb25a970c5416

SHA512
50ec5fc73f5f252c5cc6ad46ae52f89b7c9c7b3386474eac0e65354dcfef6a5bbef8020db73290ac5696273c592dd9e007a11981463659e26c7a4d08a3069133

Download Submit
C:\Users\Public\Documents\test123.dll

Filesize
72KB

MD5
14a95532d6b663fe84e02fe659474416

SHA1
4ce8e2acb914b4e29695cc13b8f1bac21c7f5604

SHA256
1ad1f3dbb12a574e0f93c4f62371f4bcf028f52f38bc5871ca3cb25a970c5416

SHA512
50ec5fc73f5f252c5cc6ad46ae52f89b7c9c7b3386474eac0e65354dcfef6a5bbef8020db73290ac5696273c592dd9e007a11981463659e26c7a4d08a3069133

Download Submit
C:\Users\Public\Documents\unzip.exe

Filesize
340KB

MD5
dc40dd3b36c9a8574f19fd4896a82e93

SHA1
a5c0666afb7edde5b9139c581e9660362613297f

SHA256
af29416261626e56643c167458d9ddcb720601ac1a74c996be35acb6ebd4efe6

SHA512
5fc83211afa507d11608a765c75d4e516f912c48c85648b647eaf35da3ccb2dd93bc5f7a2b297558fe19310873a947203a741a76d8e8b1bcbe2ff4eb7d2617ce

Download Submit
C:\Users\Public\Documents\unzip.exe

Filesize
340KB

MD5
dc40dd3b36c9a8574f19fd4896a82e93

SHA1
a5c0666afb7edde5b9139c581e9660362613297f

SHA256
af29416261626e56643c167458d9ddcb720601ac1a74c996be35acb6ebd4efe6

SHA512
5fc83211afa507d11608a765c75d4e516f912c48c85648b647eaf35da3ccb2dd93bc5f7a2b297558fe19310873a947203a741a76d8e8b1bcbe2ff4eb7d2617ce

Download Submit
memory/260-142-0x0000000001930000-0x0000000001D80000-memory.dmp

Filesize
4.3MB

Download
memory/260-146-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/260-147-0x00000000014E0000-0x0000000001928000-memory.dmp

Filesize
4.3MB

Download
memory/260-148-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download