71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152

Analysis

max time kernel
157s
max time network
173s
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 08:15

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General

Target

71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe
Size

316KB
MD5

a212fa0430365ecbcb217284d511804a
SHA1

d6a4521ee57ae67fb69f78374679576fa6affc61
SHA256

71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152
SHA512

07288d1c3213c5f9d6f9ac81fd71d046feae3d37682c47b4cb4f4eaa8bb3dda3f6d9984f4c35941f877c072599cff0079cf790687753ba21b16b5ff70e4a7d7e
SSDEEP

6144:3rFbUzkuvcBYC47l2xWFAS3r/n2KvN48uFPPDZyMM:3r2kuveY3ZF31N4XxZjM

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe

pid	process
4928	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe
4928	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe
4928	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.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:

71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe

pid	process
4928	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe
4928	71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe

C:\Users\Admin\AppData\Local\Temp\71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe
"C:\Users\Admin\AppData\Local\Temp\71b899cbb01bf9bd14035dd1054f64305a43c4d315a66c05564e357d5b266152.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:4928

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TsuC967FEEF.dll
Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{627BB886-E4F0-45AF-A744-ACD2B9989A70}\Custom.dll
Filesize
91KB

MD5
74187f0d3091d876c86cd59e6d274723

SHA1
da269d0d9db1815e599dcd4342eb7664d70c3eb6

SHA256
d1e0c357c47d79cc8ba115e7553ffc0825aacc7ef4708fc9f5e71f3fd4d01350

SHA512
2ffab239d2efa6423fd08ca1f9b0b76bc6cd65902fd7ca56955b6737a92d4559e21c22c79895f3b02a57a48e6dd75057ff1d76e2e149d28cf808d24465d12e38

Download Submit
C:\Users\Admin\AppData\Local\Temp\{627BB886-E4F0-45AF-A744-ACD2B9989A70}\_Setup.dll
Filesize
173KB

MD5
a6c39fc01edc16a6e57993c823eff346

SHA1
7353185a6988dbb095cb45972d93596f306e9a53

SHA256
be04588168f4c44d71d197f2777922d72afa11f81d8e9c7badbd61bc7abb2ce5

SHA512
65a762ebf88c4d0ada482411a5f0ec7532206c3145e4148c82a7a1989ba682a7805e78025650720e780eaf6541859431471306f699d582077f4b61ff4f2a421e

Download Submit