4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16

Analysis

max time kernel
152s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 08:29

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General

Target

4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe
Size

312KB
MD5

cafb0afdcca45ed2629619f376dce008
SHA1

6972758cff52dc13822198ab446b8ca6eaa82b7e
SHA256

4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16
SHA512

5065993c9ccfd06f3384ea0a830e337b736f5a721dbdfd755f1d6cbc8f8a74d9b2fee889f372928596f1926e6aa415d4c628dd405e12ae68345f631e0724c577
SSDEEP

6144:JrkS9uEo2S1YnQmCX492DkwNP3qpYFK3WSsmbjbqKcs3wP8pXAN7iqo:Jrkau6/eIo43ts7KcXgXAN7i1

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe

pid	process
848	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe
848	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe
848	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe

pid	process
848	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe
848	4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe

C:\Users\Admin\AppData\Local\Temp\4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe
"C:\Users\Admin\AppData\Local\Temp\4a8b0941b470b6270e167f08c42619af7463093bb836a0dc14e672740223ad16.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:848

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\TsuFCC5A5FB.dll
Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{847E404B-BFF8-4F1A-ADF1-F7DA5F9D62BD}\Custom.dll
Filesize
91KB

MD5
484f9d098f422e2d83df800e37a078a0

SHA1
0e7b632cb9fa7eadf49d45bd6586a59dc78e879f

SHA256
024301f339a44f4af2fd40a64058803e2fb70afe2807bb004968cb36b260ab60

SHA512
0d7fc20ce1f92774ff1657e573dabb573e8ed522d3a12c973e4741228d1c1afc2c574b94262b562ddae7780ae10c484212191658d80ea1b4ed6cb3a4f9e8a443

Download Submit
C:\Users\Admin\AppData\Local\Temp\{847E404B-BFF8-4F1A-ADF1-F7DA5F9D62BD}\_Setup.dll
Filesize
168KB

MD5
9f8992a651c85604676b2bbf54830547

SHA1
bd2a5cd0038899d97d7c652056c948c33c5bc83d

SHA256
61fef12b10bb745094ec1392da30c357d508c2befafddd354cad9922feca8ed4

SHA512
a6d7692bdbf1a19eb582150d5387faf7d08119f7b111a809c3b55f9de5ee74481b62a1a745f6ed3817ac4c0245ca52e4db8026690ba6a48d3006d47771b60ed7

Download Submit