b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2

Analysis

max time kernel
147s
max time network
157s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
22-05-2024 03:44

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General

Target

b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
Size

266KB
MD5

5377407c43988727f9a54eef8035d410
SHA1

a6afc5fe16cab13caf3a321f70b07d7ed35b6fb6
SHA256

b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2
SHA512

6f548e82a25159c21dc11666feac0c16e9645199a2fdc949a50d67fc8521af1b98fc6595f6963d67dcb4b6cf70c84aeff3ecdbc4ec94ea26a02e0e566a20d086
SSDEEP

3072:3NXEGZJWhfNFC4S60+XoLczrVmXu7XPIX7Cqs0BVH0XNn2qcyFhH01ne4PK:dXzKdNY49u8rVtjEBSXNn2qNj01net

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

5036 ITS SB App Switch.exe
3668 ITS SB App Switch.exe

pid	process
5036	ITS SB App Switch.exe
3668	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1264-0-0x00000000004D0000-0x0000000000570000-memory.dmp	upx
behavioral2/memory/1264-14-0x00000000004D0000-0x0000000000570000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe

pid	process
1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe

description	pid	process	target process
PID 1264 wrote to memory of 5036	1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe	ITS SB App Switch.exe
PID 1264 wrote to memory of 5036	1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe	ITS SB App Switch.exe
PID 1264 wrote to memory of 5036	1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe	ITS SB App Switch.exe
PID 1264 wrote to memory of 3668	1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe	ITS SB App Switch.exe
PID 1264 wrote to memory of 3668	1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe	ITS SB App Switch.exe
PID 1264 wrote to memory of 3668	1264	b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
"C:\Users\Admin\AppData\Local\Temp\b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1264

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
2⤵
- Executes dropped EXE
PID:5036

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
2⤵
- Executes dropped EXE
PID:3668

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/1264-0-0x00000000004D0000-0x0000000000570000-memory.dmp

Filesize
640KB

Download
memory/1264-14-0x00000000004D0000-0x0000000000570000-memory.dmp

Filesize
640KB

Download