f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b

Analysis

max time kernel
57s
max time network
60s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
03-04-2023 09:19

Target

f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe
Size

277KB
MD5

f1ef1b32b22d06ef839c30372c308a83
SHA1

f8376a26aa89027ef1d4ef66e6e441d67c278f13
SHA256

f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b
SHA512

2baad29afcf1d341036399283a826c390a2fd2f89c902af39593dd110ca698c67fb8eaca4f15a25a6d84c64fa983807a68bf1e68621571c0bdc8054ac819b85f
SSDEEP

3072:ZNXEGZJWhfNFC4S60+XoLczrVmXTNggMlZrCQ8IVirmBtJjcWTwcH01ne4PK1x1:3XzKdNY49u8rVgWriGtJjcW301nett

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
4116	ITS SB App Switch.exe
4132	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral1/memory/3796-121-0x0000000000AE0000-0x0000000000B80000-memory.dmp	upx
behavioral1/memory/3796-129-0x0000000000AE0000-0x0000000000B80000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe
3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe
3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe
3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3796 wrote to memory of 4116	3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe	66
PID 3796 wrote to memory of 4116	3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe	66
PID 3796 wrote to memory of 4116	3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe	66
PID 3796 wrote to memory of 4132	3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe	67
PID 3796 wrote to memory of 4132	3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe	67
PID 3796 wrote to memory of 4132	3796	f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe	67

C:\Users\Admin\AppData\Local\Temp\f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe
"C:\Users\Admin\AppData\Local\Temp\f01ca341c39cc123853a5fa6d20df1f3f0b5f092d78c897c1db554445936a56b.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3796
- 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:4116
- 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:4132

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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/3796-121-0x0000000000AE0000-0x0000000000B80000-memory.dmp

Filesize
640KB

Download
memory/3796-129-0x0000000000AE0000-0x0000000000B80000-memory.dmp

Filesize
640KB

Download