ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b

Analysis

max time kernel
138s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20230824-en
resource tags

arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2023 17:34

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General

Target

ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe
Size

266KB
MD5

258a359e5c8cbd4e67be1a73f237387e
SHA1

7239111d65d7142475309d1c82da201514bad789
SHA256

ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b
SHA512

77363b272e4ea9d0d981de12449fc34c315f9e00da233221d03888c73889f8eb313c2ac6768075c5e5f738cb9593eea8174edd8da71fe29f04e63db0d9a05784
SSDEEP

3072:nnNXEGZJWhfNFC4S60+XoLczrVmXKoYAC2oPfZNL+C5LYZNO5McAx9LioH01ne4S:NXzKdNY49u8rVIz+Mi5Mcwx01net

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3704	ITS SB App Switch.exe
3348	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4736-0-0x0000000000130000-0x00000000001D0000-memory.dmp	upx
behavioral1/memory/4736-10-0x0000000000130000-0x00000000001D0000-memory.dmp	upx
behavioral1/memory/4736-11-0x0000000000130000-0x00000000001D0000-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

pid	Process
4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe
4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe
4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe
4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 3704	4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe	85
PID 4736 wrote to memory of 3704	4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe	85
PID 4736 wrote to memory of 3704	4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe	85
PID 4736 wrote to memory of 3348	4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe	86
PID 4736 wrote to memory of 3348	4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe	86
PID 4736 wrote to memory of 3348	4736	ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe	86

C:\Users\Admin\AppData\Local\Temp\ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe
"C:\Users\Admin\AppData\Local\Temp\ef1be5ef839824852809f3b4d349eaab1454ed0736d43a4a27e3cc02481ac46b.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4736
- 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:3704
- 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:3348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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
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
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
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/4736-0-0x0000000000130000-0x00000000001D0000-memory.dmp

Filesize
640KB

Download
memory/4736-10-0x0000000000130000-0x00000000001D0000-memory.dmp

Filesize
640KB

Download
memory/4736-11-0x0000000000130000-0x00000000001D0000-memory.dmp

Filesize
640KB

Download