bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10

Analysis

max time kernel
90s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
08/06/2024, 14:40

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General

Target
bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe
Size 266KB
Sample240608-r166dade22
SHA256 bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10
MD5 c0fc72f927b7952f15c74f920676a469
SHA1 71266f92249eccc27d6e9b8f4bec7f55cb56f976
SHA512 0b0ab3d8e0a8261153b87672c051eca2f31212a499519319b222387ecabc41fde3b551c2e197555d7b2ed6a3c6ccdc47475e7d6ef4260da68a72e5fb77b08259
SSDEEP 6144:9XzKdNY49u8rVzGaIkx2/bQcFXP01net:ea4AfaIZFXP01
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4804	ITS SB App Switch.exe
2508	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4172-0-0x0000000000540000-0x00000000005E0000-memory.dmp	upx
behavioral2/memory/4172-15-0x0000000000540000-0x00000000005E0000-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
4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe
4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe
4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe
4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 4804	4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe	77
PID 4172 wrote to memory of 4804	4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe	77
PID 4172 wrote to memory of 4804	4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe	77
PID 4172 wrote to memory of 2508	4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe	78
PID 4172 wrote to memory of 2508	4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe	78
PID 4172 wrote to memory of 2508	4172	bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe	78

C:\Users\Admin\AppData\Local\Temp\bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe
"C:\Users\Admin\AppData\Local\Temp\bf515972f210f8eb7bd1bf20f351e6583b5fd6eeb2721a33a836225ef05f3b10.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4172
- 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:4804
- 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:2508

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

ITS SB App Switch.exe

Path C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Size 87KB
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
SSDEEP 1536:2OW3EJUzxVIAFLMo2/j3cGlHyk1UBmrNu0R9gZHesWpcdl26n9D5JL1mLPxe:034UtVIA3s3cGlHyk1UEu0R9gRlTnJ5p
MD5 SHA1 SHA512 SSDEEP

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memory/4172-0-0x0000000000540000-0x00000000005E0000-memory.dmp

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memory/4172-15-0x0000000000540000-0x00000000005E0000-memory.dmp

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