4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2

Analysis

max time kernel
52s
max time network
148s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
12/02/2023, 16:36

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General

Target

4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe
Size

277KB
MD5

f683cadadcd2cbe2681374fb6a0df020
SHA1

4e167238d52aac4b0edebc81ac281c18c98dde36
SHA256

4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2
SHA512

4d2c23aed278e140efb9f79175905a5b6931f9e147b98eee2ce49c793cfae985e5513528a7d12d0c4106eadeb22f1d77d14a07d0d1d3d000ce01dd16b706af7d
SSDEEP

6144:dXzKdNY49u8rVW8vh9yzJTeB6IxACsAE01netw:+a4A7Yh9yzU0Ips01j

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4584	ITS SB App Switch.exe
4600	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4760-134-0x0000000001100000-0x00000000011A0000-memory.dmp	upx
behavioral1/memory/4760-220-0x0000000001100000-0x00000000011A0000-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
4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe
4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe
4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe
4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 4584	4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe	66
PID 4760 wrote to memory of 4584	4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe	66
PID 4760 wrote to memory of 4584	4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe	66
PID 4760 wrote to memory of 4600	4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe	67
PID 4760 wrote to memory of 4600	4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe	67
PID 4760 wrote to memory of 4600	4760	4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe	67

C:\Users\Admin\AppData\Local\Temp\4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe
"C:\Users\Admin\AppData\Local\Temp\4a1242bfce8a5ef4a52e90365db4bef4b1f4992b99d6e440dc46498239e6efd2.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4760
- 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:4584
- 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:4600

Network

MITRE ATT&CK Enterprise v6

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
memory/4584-165-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-176-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-179-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-177-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-174-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-183-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-173-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-171-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-170-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-168-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-181-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-188-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4600-187-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-136-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-137-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-139-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-140-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-141-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-142-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-143-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-144-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-145-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-147-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-146-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-148-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-149-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-150-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-151-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-152-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-153-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-154-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-155-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-156-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-158-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-157-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-159-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-160-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-161-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-162-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-120-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-138-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-135-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-134-0x0000000001100000-0x00000000011A0000-memory.dmp

Filesize
640KB

Download
memory/4760-132-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-169-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-133-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-131-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-130-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-172-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-129-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-175-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-128-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-127-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-126-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-178-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-125-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-180-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-182-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-184-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-124-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-123-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-185-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-122-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-186-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-121-0x0000000077850000-0x00000000779DE000-memory.dmp

Filesize
1.6MB

Download
memory/4760-220-0x0000000001100000-0x00000000011A0000-memory.dmp

Filesize
640KB

Download