c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e

Analysis

max time kernel
109s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
03-05-2023 15:58

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General

Target

c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe
Size

277KB
MD5

a1cc57fae7e2edf9b2d2275ca67ca2c8
SHA1

c7a09f686efc7c353495aff378cea7477f749a56
SHA256

c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e
SHA512

fff23553d91efca49fd525233293220b3828ea33cabacc508d44ba13771958746a97bab6b9aae0b02f4891d3c42ea0376c3223fb8fc5bd830b345ded95df07b3
SSDEEP

6144:dXzKdNY49u8rVF1TiYT9lk3nzlMY2qzO01netzF:+a4AA19qBzbO01CF

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1288-133-0x00000000006F0000-0x0000000000790000-memory.dmp	upx
behavioral1/memory/1288-147-0x00000000006F0000-0x0000000000790000-memory.dmp	upx

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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe

Executes dropped EXE 2 IoCs

pid	Process
2528	ITS SB App Switch.exe
1568	ITS SB App Switch.exe

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
1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe
1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe
1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe
1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2528	1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe	85
PID 1288 wrote to memory of 2528	1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe	85
PID 1288 wrote to memory of 2528	1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe	85
PID 1288 wrote to memory of 1568	1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe	86
PID 1288 wrote to memory of 1568	1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe	86
PID 1288 wrote to memory of 1568	1288	c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe	86

C:\Users\Admin\AppData\Local\Temp\c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe
"C:\Users\Admin\AppData\Local\Temp\c5818bcfe5e06d438af5349a0804ad3295ccb279c84d18a14cc494d0d831b74e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1288
- 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:2528
- 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:1568

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/1288-133-0x00000000006F0000-0x0000000000790000-memory.dmp

Filesize
640KB

Download
memory/1288-147-0x00000000006F0000-0x0000000000790000-memory.dmp

Filesize
640KB

Download