bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96

Analysis

max time kernel
150s
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
06/05/2023, 17:44

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General

Target

bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe
Size

277KB
MD5

442899a5232788ee3328edf2270d7334
SHA1

4e4ddcf8976a0f9f7d6c2948c892a2f446b2d41e
SHA256

bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96
SHA512

34e1587578d144f65b3a32b67e5f8464ccbc005c5c4fcde2b06d2b0b3c24f24330236a5f4d9148148ae77a86a1512ae20463c763cbff48415d848345f5597f5f
SSDEEP

6144:qXzKdNY49u8rVZkV4dPMvc+/cv1uC01net0:pa4Agxd2/tC01v

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/4660-134-0x0000000000AB0000-0x0000000000B50000-memory.dmp	upx
behavioral1/memory/4660-147-0x0000000000AB0000-0x0000000000B50000-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-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe

Executes dropped EXE 2 IoCs

pid	Process
1068	ITS SB App Switch.exe
4872	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
4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe
4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe
4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe
4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4660 wrote to memory of 1068	4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe	83
PID 4660 wrote to memory of 1068	4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe	83
PID 4660 wrote to memory of 1068	4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe	83
PID 4660 wrote to memory of 4872	4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe	84
PID 4660 wrote to memory of 4872	4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe	84
PID 4660 wrote to memory of 4872	4660	bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe	84

C:\Users\Admin\AppData\Local\Temp\bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe
"C:\Users\Admin\AppData\Local\Temp\bb15e8b0bbb69108dc3c83d32ef3ff976df855029668502537e38f51c637bc96.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4660
- 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:1068
- 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:4872

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/4660-134-0x0000000000AB0000-0x0000000000B50000-memory.dmp

Filesize
640KB

Download
memory/4660-147-0x0000000000AB0000-0x0000000000B50000-memory.dmp

Filesize
640KB

Download