b5da34eb7c6df7bf28b3545bbb001c1459a14576e1322bae60a25ddc4630dbaa

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-02-2024 06:25

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General

Target

2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
Size

70KB
MD5

17691a348c1dbb065d9aa039d4318712
SHA1

c25770f09aa598e1b36b411bed78c2f53a2915f5
SHA256

b5da34eb7c6df7bf28b3545bbb001c1459a14576e1322bae60a25ddc4630dbaa
SHA512

2ff0b8073356e918aff8048a6a49a339f260419d54b29c52c15a0a4f01ee567b7ccf7cd9443c39865f0225e9210d3204d6d584c728ba64ffeb1c8d16ff2f00c9
SSDEEP

1536:6ZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngWMqqU+2bbbAV2/S2OvvdZl:Rd5BJHMqqDL2/Ovvdr

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\zdznaifbkif = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe"	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.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)	\??\O:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\U:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\W:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\B:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\E:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\J:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\L:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\N:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\X:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\Y:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\Z:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\H:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\I:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\K:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\T:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\V:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\A:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\M:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\Q:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\R:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\G:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\P:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
File opened (read-only)	\??\S:	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe

Checks processor information in registry 2 TTPs 3 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	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1820	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
1820	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
1820	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
1820	2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe

C:\Users\Admin\AppData\Local\Temp\2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-28_17691a348c1dbb065d9aa039d4318712_gandcrab.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1820

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3876 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:436