44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6

Analysis

max time kernel
136s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
12/04/2023, 09:58

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General

Target

44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe
Size

277KB
MD5

a46e69e548b658acdf8ed76d3627b610
SHA1

609f754a87ec0b3dbe6bee2a8095af57aef1d582
SHA256

44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6
SHA512

9ef2e224edbaf0bdceabd03d0c17287134849a096720fed9691a08a981dc9f8dd6ca7d94681ddc1865783cba95cefcc48050f531f19d6ff58f8e22b6abf3b7d8
SSDEEP

3072:jNXEGZJWhfNFC4S60+XoLczrVmXlBAA84k1osItFjCf5LYbetfx1oigW4hADH01l:JXzKdNY49u8rVmKb40Ffx1oit01neteF

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe

Executes dropped EXE 2 IoCs

pid	Process
4804	ITS SB App Switch.exe
2040	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/1560-133-0x0000000000740000-0x00000000007E0000-memory.dmp	upx
behavioral1/memory/1560-147-0x0000000000740000-0x00000000007E0000-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
1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe
1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe
1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe
1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 4804	1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe	83
PID 1560 wrote to memory of 4804	1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe	83
PID 1560 wrote to memory of 4804	1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe	83
PID 1560 wrote to memory of 2040	1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe	82
PID 1560 wrote to memory of 2040	1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe	82
PID 1560 wrote to memory of 2040	1560	44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe	82

C:\Users\Admin\AppData\Local\Temp\44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe
"C:\Users\Admin\AppData\Local\Temp\44b9a1861f5057c89e431d82b842bd5b9c6dee9586083b4e1be9f6b8290eeba6.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1560
- 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:2040
- 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:4804

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/1560-133-0x0000000000740000-0x00000000007E0000-memory.dmp

Filesize
640KB

Download
memory/1560-147-0x0000000000740000-0x00000000007E0000-memory.dmp

Filesize
640KB

Download