4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0

Analysis

max time kernel
138s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230824-en
resource tags

arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system
submitted
26/08/2023, 03:35

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General

Target

4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe
Size

266KB
MD5

950be9d21093e4006a249ca7543a0f89
SHA1

6ec3626c5a98d7e7e05b0da5c53a9e82722657f3
SHA256

4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0
SHA512

24917736e7f26561535f9fbe5c05995f5707d7434c6a9a1b0a29944c38fe85b733f4df997c1ebf766d6c2a27c4bf6bff5b117608beea6894dac104c88dc3979f
SSDEEP

3072:MNXEGZJWhfNFC4S60+XoLczrVmXRpC13m/czCqqDZU7DszRodL6MH01ne4PK:6XzKdNY49u8rVstczSlUHURodr01net

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2292	ITS SB App Switch.exe
4404	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3660-0-0x0000000000B50000-0x0000000000BF0000-memory.dmp	upx
behavioral1/memory/3660-21-0x0000000000B50000-0x0000000000BF0000-memory.dmp	upx
behavioral1/memory/3660-22-0x0000000000B50000-0x0000000000BF0000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{E5AB0135-FBC8-4D8A-AE46-8C9332741337}.catalogItem	svchost.exe

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
3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe
3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe
3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe
3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 2292	3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe	87
PID 3660 wrote to memory of 2292	3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe	87
PID 3660 wrote to memory of 2292	3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe	87
PID 3660 wrote to memory of 4404	3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe	88
PID 3660 wrote to memory of 4404	3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe	88
PID 3660 wrote to memory of 4404	3660	4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe	88

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
PID:884

C:\Users\Admin\AppData\Local\Temp\4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe
"C:\Users\Admin\AppData\Local\Temp\4d1e58810e7bbd64fdb51b207fc514fc81c9f716fd3599fc3dc1b915c6fb2bd0.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3660
- 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:2292
- 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:4404

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

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
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/3660-0-0x0000000000B50000-0x0000000000BF0000-memory.dmp

Filesize
640KB

Download
memory/3660-21-0x0000000000B50000-0x0000000000BF0000-memory.dmp

Filesize
640KB

Download
memory/3660-22-0x0000000000B50000-0x0000000000BF0000-memory.dmp

Filesize
640KB

Download