2e402d9779e3b3399479a69016a0912d2b5f705f33c2aa98dd2c819ac0829e28

Analysis

max time kernel
135s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-11-2024 22:34

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General

Target

17-10-2024 #20/TSULoader.exe
Size

303KB
MD5

46d42dd869b812c8c1561af6de78bf40
SHA1

3f8b650243ff76a5fff9aae09bdce8e0c78a5be3
SHA256

92b90a6751e008ef749ec7b4ea338344ceb8fe03038a89835f0ed8b5d78e1649
SHA512

380ddf54eb3ecfd78f4b3aae0b62c722540d5440cd5184973c20726e774ad0f52b66f3dd45c253bf2c4c1a1ce5cc594fd918d59df4967659a6c94ec0f08c5717
SSDEEP

6144:vrkp9uEo2S1YnQmCX492DkwNP3qpYFqrtZJ9jEvyQzjBR2JYRcK7uY2:vrk/u6/eIo49PJ9YvBzlS

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

TSULoader.exe

pid process

1712 TSULoader.exe
1712 TSULoader.exe
1712 TSULoader.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

pid	process
1712	TSULoader.exe
1712	TSULoader.exe
1712	TSULoader.exe

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:

TSULoader.exe

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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

TSULoader.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TSULoader.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

TSULoader.exe

pid process

1712 TSULoader.exe
1712 TSULoader.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TSULoader.exe

pid	process
1712	TSULoader.exe
1712	TSULoader.exe

C:\Users\Admin\AppData\Local\Temp\17-10-2024 #20\TSULoader.exe
"C:\Users\Admin\AppData\Local\Temp\17-10-2024 #20\TSULoader.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Tsu304972CA.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

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C:\Users\Admin\AppData\Local\Temp\{DF77DE3F-0809-45F3-A718-402B0494FCC9}\Custom.dll

Filesize
73KB

MD5
0edf27eff845a13f2202d3a9052e754b

SHA1
5a80cc0c2fb645817da0b18df5444d634c31667a

SHA256
b5aa66dba46922adfebc057650f8df0bb6dc8b6048f6d86be7cf0a55722b4054

SHA512
653fa430bb81d067be71aa8a846265b75aa63d88cfe08c2c174168f9dd99d9dd835384bf0b6afb836247bd91c0cffd1364f78241934d090a04f9f3469a6939b2

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C:\Users\Admin\AppData\Local\Temp\{DF77DE3F-0809-45F3-A718-402B0494FCC9}\_Setup.dll

Filesize
164KB

MD5
03c0118365077ca9ab839b7fa3d961fe

SHA1
d201e52c3e25bda0e7cde1371527f3f24b365b2c

SHA256
9b7f1db242c5377628c02229acf7f930b53848aba9fb5e6b03bd9846d493bb4e

SHA512
9625c2e172705e582b6f54c336ff7245cd60e71b9ada6f2370fb3932d218c95411970a18d198b0a64b8c41dc7bb723ab007503d817a9794e88d9a0f063e1f9be

Download Submit