b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0

Analysis

max time kernel
92s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21/05/2024, 20:32

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General

Target

b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe
Size

266KB
MD5

6fe4a8546cc5869ca12c5b91d242bed2
SHA1

3f454cd7e0902bb673d1d2ef18bc2dbb4016fc8a
SHA256

b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0
SHA512

a939108f5e441e422926a3101b778d9d6b512a45a392fa3289f5b29271f7d473174e590a65f23e0cb011b4a1f5fb9678759d8a2b92f9292c05f91ca6bdbe9cbc
SSDEEP

6144:1XzKdNY49u8rV0WkV4dPMvc+/cv1Bdl01net:ma4AvWxd2/gf01

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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe

Executes dropped EXE 2 IoCs

pid	Process
4820	ITS SB App Switch.exe
3040	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/404-0-0x0000000000940000-0x00000000009E0000-memory.dmp	upx
behavioral1/memory/404-15-0x0000000000940000-0x00000000009E0000-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
404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe
404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe
404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe
404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 4820	404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe	83
PID 404 wrote to memory of 4820	404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe	83
PID 404 wrote to memory of 4820	404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe	83
PID 404 wrote to memory of 3040	404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe	84
PID 404 wrote to memory of 3040	404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe	84
PID 404 wrote to memory of 3040	404	b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe	84

C:\Users\Admin\AppData\Local\Temp\b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe
"C:\Users\Admin\AppData\Local\Temp\b20cfc05c94a9e6f6c862a764af600293fcc48e6154fd370524b408b557989d0.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:404
- 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:4820
- 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:3040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
memory/404-0-0x0000000000940000-0x00000000009E0000-memory.dmp

Filesize
640KB

Download
memory/404-15-0x0000000000940000-0x00000000009E0000-memory.dmp

Filesize
640KB

Download