b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a

Analysis

max time kernel
106s
max time network
123s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
03/06/2024, 11:17

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General

Target
b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe
Size 266KB
Sample240603-nd3ynadh37
SHA256 b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a
MD5 ef9bca22311a2eb9f589c6e2bbe8a90b
SHA1 3126c6d91da3902aeba64d9ab80c57defa21cc1d
SHA512 e9d9181fb939d628c267e5f726de309ed889bd036acd7fd51c02dbb8d151388e074d9124434019b2edfec93d5bda45a5aed5ba46fcf5e5403a73262ffdece5b3
SSDEEP 6144:SXzKdNY49u8rV/1tZK+GvWz8mvP6rl01net:ha4AyhGvWXS01
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3688	ITS SB App Switch.exe
3552	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/688-0-0x0000000000A50000-0x0000000000AF0000-memory.dmp	upx
behavioral2/memory/688-10-0x0000000000A50000-0x0000000000AF0000-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
688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe
688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe
688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe
688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 688 wrote to memory of 3688	688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe	81
PID 688 wrote to memory of 3688	688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe	81
PID 688 wrote to memory of 3688	688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe	81
PID 688 wrote to memory of 3552	688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe	82
PID 688 wrote to memory of 3552	688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe	82
PID 688 wrote to memory of 3552	688	b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe	82

C:\Users\Admin\AppData\Local\Temp\b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe
"C:\Users\Admin\AppData\Local\Temp\b9b3bc115881636cf977734ac56bef0f770766968f6a17ef5bbe6f442beb745a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:688
- 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:3688
- 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:3552

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/688-0-0x0000000000A50000-0x0000000000AF0000-memory.dmp

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memory/688-10-0x0000000000A50000-0x0000000000AF0000-memory.dmp

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