fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8

Analysis

max time kernel
112s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2023, 04:04

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General

Target

fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe
Size

277KB
MD5

fad10938f1e35778fab61fd14d17c93f
SHA1

3ad1735dd39766d95cce1e2b171948d6e81b4292
SHA256

fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8
SHA512

feb38e3cfc851448138630f7bac6c3fdcaf4d2b573aad72ca78c445b22786cc78169030395b72097c4b0c7baa5822ff0b222f880fcb44cb8e815454a30af6f11
SSDEEP

6144:1XzKdNY49u8rV4C9lk3nzlMY2qz8L01netz:ma4A/C9qBzb8L01g

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe

Executes dropped EXE 2 IoCs

pid	Process
3448	ITS SB App Switch.exe
3292	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4720-132-0x00000000003C0000-0x0000000000460000-memory.dmp	upx
behavioral1/memory/4720-138-0x00000000003C0000-0x0000000000460000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe
4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe
4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe
4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 3448	4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe	80
PID 4720 wrote to memory of 3448	4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe	80
PID 4720 wrote to memory of 3448	4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe	80
PID 4720 wrote to memory of 3292	4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe	81
PID 4720 wrote to memory of 3292	4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe	81
PID 4720 wrote to memory of 3292	4720	fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe	81

C:\Users\Admin\AppData\Local\Temp\fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe
"C:\Users\Admin\AppData\Local\Temp\fa6616de38a1e5fe824a33f934edd7b0ce49848646672f2fb189b99c4253c3e8.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4720
- 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:3448
- 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:3292

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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/4720-132-0x00000000003C0000-0x0000000000460000-memory.dmp

Filesize
640KB

Download
memory/4720-138-0x00000000003C0000-0x0000000000460000-memory.dmp

Filesize
640KB

Download