bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317

Analysis

max time kernel
146s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
28/05/2024, 06:28

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General

Target
bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe
Size 266KB
Sample240528-g8smvaae76
SHA256 bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317
MD5 0a50069b443c7e071aa68644a932206b
SHA1 1bf984bf9341959f017edb353a11b77c8fa9689a
SHA512 1c2fae7662f0f1c8e05d55981db48568e49fb829ac189359c98f752f15a3e2a267edb33aefb088f80ffc964633c9632d4d3c98df5b12186e3582f512d0334c98
SSDEEP 6144:IXzKdNY49u8rVdsvWtF9mdB7Les+eFMBxIl01net:3a4A2oUMBu/eF+s01
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4692	ITS SB App Switch.exe
4008	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/1860-0-0x00000000005C0000-0x0000000000660000-memory.dmp	upx
behavioral2/memory/1860-14-0x00000000005C0000-0x0000000000660000-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
1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe
1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe
1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe
1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 4692	1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe	78
PID 1860 wrote to memory of 4692	1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe	78
PID 1860 wrote to memory of 4692	1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe	78
PID 1860 wrote to memory of 4008	1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe	79
PID 1860 wrote to memory of 4008	1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe	79
PID 1860 wrote to memory of 4008	1860	bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe	79

C:\Users\Admin\AppData\Local\Temp\bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe
"C:\Users\Admin\AppData\Local\Temp\bc320223d5a0957434d07bfafcfb39aafde493c64f77a0b1572c5b8f47a3e317.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1860
- 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:4692
- 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:4008

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/1860-0-0x00000000005C0000-0x0000000000660000-memory.dmp

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memory/1860-14-0x00000000005C0000-0x0000000000660000-memory.dmp

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