71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf

Analysis

max time kernel
90s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 08:15

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General

Target

71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe
Size

312KB
MD5

f69eadd05a85ad59f81593da34cc8c8e
SHA1

f04208594d1f39b32e9086cae67551b085614d8b
SHA256

71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf
SHA512

c60325e3ce75c444fbad7e7ff1eaee2b3a505fdfc290c6d41cca6e0021c54c90d2073ad04b516300330608798c2b29274499adbc980513ee1742c44e00156ae6
SSDEEP

6144:ErkS9uEo2S1YnQmCX492DkwNP3qpYFK3WSsmbjbqKcs3wP8pXAN7iap:Erkau6/eIo43ts7KcXgXAN7is

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe

pid	process
4880	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe
4880	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe
4880	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.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:

71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe

pid	process
4880	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe
4880	71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe

C:\Users\Admin\AppData\Local\Temp\71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe
"C:\Users\Admin\AppData\Local\Temp\71c22bb76524b5b59e36615905dff3fb76bc8f7cc23782939582694abf6b13bf.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:4880

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Tsu3D0FA3A7.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

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C:\Users\Admin\AppData\Local\Temp\{13FA11E7-B803-4BFC-A917-F021C8193311}\Custom.dll

Filesize
91KB

MD5
484f9d098f422e2d83df800e37a078a0

SHA1
0e7b632cb9fa7eadf49d45bd6586a59dc78e879f

SHA256
024301f339a44f4af2fd40a64058803e2fb70afe2807bb004968cb36b260ab60

SHA512
0d7fc20ce1f92774ff1657e573dabb573e8ed522d3a12c973e4741228d1c1afc2c574b94262b562ddae7780ae10c484212191658d80ea1b4ed6cb3a4f9e8a443

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C:\Users\Admin\AppData\Local\Temp\{13FA11E7-B803-4BFC-A917-F021C8193311}\_Setup.dll

Filesize
168KB

MD5
9f8992a651c85604676b2bbf54830547

SHA1
bd2a5cd0038899d97d7c652056c948c33c5bc83d

SHA256
61fef12b10bb745094ec1392da30c357d508c2befafddd354cad9922feca8ed4

SHA512
a6d7692bdbf1a19eb582150d5387faf7d08119f7b111a809c3b55f9de5ee74481b62a1a745f6ed3817ac4c0245ca52e4db8026690ba6a48d3006d47771b60ed7

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