f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
17/04/2024, 06:01

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General

Target
f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
Size 266KB
Sample240417-graeyafe47
SHA256 f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d
MD5 6b7c81c2d872225dff64651b03608589
SHA1 0625c6f5d6fc783aff9c47739fbcd790b70554e1
SHA512 edc72e151bdcea675016179193e96692761629fc496802f7a0ecf16acf2d1bdd1e9e67b35525d9c95afd0d625ae4bd031b9a9b58127d489c811f763cf4ea7d39
SSDEEP 6144:uXzKdNY49u8rVr7tyzJTeB6IxACs2m01net:1a4AayzU0IpLm01
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2796	ITS SB App Switch.exe
1968	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/3864-0-0x0000000000A90000-0x0000000000B30000-memory.dmp	upx
behavioral2/memory/3864-14-0x0000000000A90000-0x0000000000B30000-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
3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3864 wrote to memory of 2796	3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	81
PID 3864 wrote to memory of 2796	3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	81
PID 3864 wrote to memory of 2796	3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	81
PID 3864 wrote to memory of 1968	3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	82
PID 3864 wrote to memory of 1968	3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	82
PID 3864 wrote to memory of 1968	3864	f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe	82

C:\Users\Admin\AppData\Local\Temp\f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe
"C:\Users\Admin\AppData\Local\Temp\f3cd0b118cbdc1d9b72b6ff1938a496b399c82544196296d7d43c81d4662f37d.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3864
- 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:2796
- 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:1968

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/3864-0-0x0000000000A90000-0x0000000000B30000-memory.dmp

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memory/3864-14-0x0000000000A90000-0x0000000000B30000-memory.dmp

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