ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b

Analysis

max time kernel
145s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-10-2022 10:34

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General

Target

ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe
Size

304KB
MD5

55296db770f3eab955e4ab92579f9748
SHA1

e50bd3c1e485ab1df266b256ce434b77890d5e06
SHA256

ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b
SHA512

7f8376143695804bb0e72792b7f1d55c9e31e19d1f3fd7ada86f41f8753c8e1885e851cdbd7fb6b75731d447bd6e294de864952bb4d72d60b91e6692611a801f
SSDEEP

6144:drkW9uEo2S1YnQmCX492DkwNP3qpYF4AqqWb+qR9h+uqkNfoM6YV5TmNa1a3SyPL:drkuu6/eIo4tQW62T+uTwM6YVxm24L

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
3844	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe
3844	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe
3844	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3844	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe
3844	ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe

C:\Users\Admin\AppData\Local\Temp\ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe
"C:\Users\Admin\AppData\Local\Temp\ff00558cef95475952739e66aef536e3360189dc208c23517b5c939f0ac42a0b.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:3844

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\TsuF13E3885.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{463374F6-55A9-4F32-ADD9-1D8B9DD05600}\Custom.dll

Filesize
73KB

MD5
56e4e9e881524397c9f6dca5ca70b1e8

SHA1
8ad77bad589591171eb94a593c3814a3b742f79c

SHA256
2e6e83c80a887c82c890053f491e0cb24074967b5ae7af7c8c4bcae78af2a22b

SHA512
130c83dfc0db281bd7999edc6c295f122ab3ba00c69353daad988866680a6994365874eb29122b8473930d2ba0df58bdfb27eb8897a819f79c8b8e31e6597700

Download Submit
C:\Users\Admin\AppData\Local\Temp\{463374F6-55A9-4F32-ADD9-1D8B9DD05600}\_Setup.dll

Filesize
168KB

MD5
9f8992a651c85604676b2bbf54830547

SHA1
bd2a5cd0038899d97d7c652056c948c33c5bc83d

SHA256
61fef12b10bb745094ec1392da30c357d508c2befafddd354cad9922feca8ed4

SHA512
a6d7692bdbf1a19eb582150d5387faf7d08119f7b111a809c3b55f9de5ee74481b62a1a745f6ed3817ac4c0245ca52e4db8026690ba6a48d3006d47771b60ed7

Download Submit