4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b

Analysis

max time kernel
91s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 22:30

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General

Target
4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe
Size 266KB
Sample231013-2faxjsde4z
SHA256 4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b
MD5 aeac2c99b723df1b96f154834aa8e609
SHA1 a41015de9dc7741504293946a4bdb0609513971c
SHA512 4c740e960f00d81535449788140aaee132ce2dfe2d97045af05905be7452de023c6d3ced089270cb1cb90b661805404add6ade2b31175ed8aa0ce965068a3d54
SSDEEP 6144:PXzKdNY49u8rVn1TvSxvfdqbCe1KZf01net:Qa4AwjSxvAbCR01
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe

Executes dropped EXE 2 IoCs

pid	Process
1328	ITS SB App Switch.exe
3864	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3672-0-0x0000000000010000-0x00000000000B0000-memory.dmp	upx
behavioral2/memory/3672-14-0x0000000000010000-0x00000000000B0000-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
3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe
3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe
3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe
3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 1328	3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe	83
PID 3672 wrote to memory of 1328	3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe	83
PID 3672 wrote to memory of 1328	3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe	83
PID 3672 wrote to memory of 3864	3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe	84
PID 3672 wrote to memory of 3864	3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe	84
PID 3672 wrote to memory of 3864	3672	4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe	84

C:\Users\Admin\AppData\Local\Temp\4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe
"C:\Users\Admin\AppData\Local\Temp\4487677bb81906b63634cf0a7e96c964cdb3d63cb5ac144b0283a76b4e62e87b.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3672
- 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:1328
- 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:3864

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

ITS SB App Switch.exe

Path C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Size 87KB
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
SSDEEP 1536:2OW3EJUzxVIAFLMo2/j3cGlHyk1UBmrNu0R9gZHesWpcdl26n9D5JL1mLPxe:034UtVIA3s3cGlHyk1UEu0R9gRlTnJ5p
MD5 SHA1 SHA512 SSDEEP

Submit Download

ITS SB App Switch.exe

Path C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Size 87KB
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
SSDEEP 1536:2OW3EJUzxVIAFLMo2/j3cGlHyk1UBmrNu0R9gZHesWpcdl26n9D5JL1mLPxe:034UtVIA3s3cGlHyk1UEu0R9gRlTnJ5p
MD5 SHA1 SHA512 SSDEEP

Submit Download

ITS SB App Switch.exe

Path C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Size 87KB
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
SSDEEP 1536:2OW3EJUzxVIAFLMo2/j3cGlHyk1UBmrNu0R9gZHesWpcdl26n9D5JL1mLPxe:034UtVIA3s3cGlHyk1UEu0R9gRlTnJ5p
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3672-0-0x0000000000010000-0x00000000000B0000-memory.dmp

Download

memory/3672-14-0x0000000000010000-0x00000000000B0000-memory.dmp

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