7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e

Analysis

max time kernel
91s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2023, 23:54

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General

Target

7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe
Size

277KB
MD5

50bc4cf9660351d60d29a401ca8f1e9d
SHA1

a75d0239a2d70ffcbd799cf9716dc0581c143e7a
SHA256

7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e
SHA512

67d2671cf8875ffe2aed37236cb6845b6c97f56067159de64acf31f872110ec6767c4a96bb6217934a3ff412bb7b796e457eb57105a53d71f52903b9fb5d4f12
SSDEEP

3072:HNXEGZJWhfNFC4S60+XoLczrVmXeNPTi0kCfZNL+C5LYZNO5McAx9LSAH01ne4P+:tXzKdNY49u8rVB1TXtMi5McwT01net/

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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe

Executes dropped EXE 2 IoCs

pid	Process
5080	ITS SB App Switch.exe
1312	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/3152-132-0x0000000000350000-0x00000000003F0000-memory.dmp	upx
behavioral1/memory/3152-138-0x0000000000350000-0x00000000003F0000-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
3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe
3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe
3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe
3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3152 wrote to memory of 5080	3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe	82
PID 3152 wrote to memory of 5080	3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe	82
PID 3152 wrote to memory of 5080	3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe	82
PID 3152 wrote to memory of 1312	3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe	83
PID 3152 wrote to memory of 1312	3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe	83
PID 3152 wrote to memory of 1312	3152	7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe	83

C:\Users\Admin\AppData\Local\Temp\7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe
"C:\Users\Admin\AppData\Local\Temp\7d3c9a607fdd58f49b42345a3d178edbc92f44bfcdb454c4d57c5f7e353ff40e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3152
- 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:5080
- 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:1312

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/3152-132-0x0000000000350000-0x00000000003F0000-memory.dmp

Filesize
640KB

Download
memory/3152-138-0x0000000000350000-0x00000000003F0000-memory.dmp

Filesize
640KB

Download