99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33

Analysis

max time kernel
164s
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 08:03

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General

Target

99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe
Size

313KB
MD5

fe65075f42323f7c207ee634a92301f7
SHA1

75f8596af174a392fa8688b1de03637065a21f37
SHA256

99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33
SHA512

e6e87b8881a9449931116fb3209a2eedd6552555887edd13a5d71996d8099aa4897ae2fca7a875cfbc9bcfcf19711840c1f8ba9ab944c14bfaff84e2611d9be7
SSDEEP

6144:CrkP9uEo2S1YnQmCX492DkwNP3qpYFpdteedaMtBxOWUevASojincBSh:CrkFu6/eIo4mdt2M/lUevAzica

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe

pid	process
4700	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe
4700	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe
4700	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.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:

99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe

pid	process
4700	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe
4700	99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe

C:\Users\Admin\AppData\Local\Temp\99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe
"C:\Users\Admin\AppData\Local\Temp\99a2b294031eb55261289f5fb3312c3b08ae3fa2c0879a79935bbf753d382c33.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:4700

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\Tsu8520C4B2.dll
Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{388712BD-3C65-47CF-A524-7447E364304B}\Custom.dll
Filesize
91KB

MD5
1ddad019fb1368d41772a70d80ed78dd

SHA1
2a622f9767b15216b00c7ec03de0100ce8bdced3

SHA256
8a9773f1d8bcd315888bcf4ef3e7dbbf4a84147aa6c1a920330326f97a240f4f

SHA512
a539e5048285bdd432bde5ec572b97ae47522000ea51da2264612345d498758e9ba21513328b55be4e4a31d004ebd02975c2405d4b3911809680c1f97cb3b3fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\{388712BD-3C65-47CF-A524-7447E364304B}\_Setup.dll
Filesize
169KB

MD5
14615d42dc6cd9a024a685e25356048c

SHA1
5d6c45e35d0c5951ab75b7c121421d1ee91d733d

SHA256
ec0265a1e752ed296e125645ea4c0097e4615a7e4c74ab5c520a2eb2ce2edaf5

SHA512
9a99f6e70f752ac3c904aa05070f3cbe2825ee396b3b7b3cbbede3b19ac8e36b96311078e4a3fa4d65cb765c2a7e73035cfdfaeb4f85b1bec66416cc4045bc34

Download Submit