4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c

Analysis

max time kernel
144s
max time network
147s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
08/03/2023, 06:05

Target

4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe
Size

277KB
MD5

7935a5a0266bdca15f72eec2f6a32895
SHA1

70e35e4a7cc02d0701f7c06eea5bc49a4406c9aa
SHA256

4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c
SHA512

67e3cfaee675f97cd1703c27a352556591de3ccfe64266b9b6025b36301820d11cb964af26395ca29d7c97fcde9ee3ab6d91cc65900a1af5a31dbde4fcf8cf52
SSDEEP

6144:gXzKdNY49u8rVQs/gkq+IyMePQJ01net1:fa4Ak/gkqryM1J01u

Score

7^/10

upx

Executes dropped EXE 2 IoCs

pid	Process
4064	ITS SB App Switch.exe
5100	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/5096-120-0x00000000000E0000-0x0000000000180000-memory.dmp	upx
behavioral1/memory/5096-127-0x00000000000E0000-0x0000000000180000-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

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4064	5096	4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe	66
PID 5096 wrote to memory of 4064	5096	4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe	66
PID 5096 wrote to memory of 4064	5096	4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe	66
PID 5096 wrote to memory of 5100	5096	4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe	67
PID 5096 wrote to memory of 5100	5096	4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe	67
PID 5096 wrote to memory of 5100	5096	4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe	67

C:\Users\Admin\AppData\Local\Temp\4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe
"C:\Users\Admin\AppData\Local\Temp\4a03f7556e18b66c36e7749f8532b2e6932b435e6294357ba5f89831ca3a004c.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5096
- 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:4064
- 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:5100

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/5096-120-0x00000000000E0000-0x0000000000180000-memory.dmp

Filesize
640KB

Download
memory/5096-127-0x00000000000E0000-0x0000000000180000-memory.dmp

Filesize
640KB

Download