e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26-04-2023 10:28

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General

Target

e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe
Size

277KB
MD5

776b763bc51fffe15e37e0af77c10c4f
SHA1

b2abd6a193f8f07aa9858fdf22a8bf6e0d56b484
SHA256

e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9
SHA512

8a344b3b15a3c9c73a0836bb1ff7ccbb585cde11fe7c1a1fb3530825c2b3fc294913100aed72b7ac525a1f351766573249ff69819cc04762628dae9365aba237
SSDEEP

6144:oXzKdNY49u8rVIsv6iSEhI1pRDl8yuG701net/:Xa4Atog80p2G701s

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/3388-134-0x0000000000470000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/3388-147-0x0000000000470000-0x0000000000510000-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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe

Executes dropped EXE 2 IoCs

pid	Process
4092	ITS SB App Switch.exe
2212	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
3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe
3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe
3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe
3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3388 wrote to memory of 4092	3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe	84
PID 3388 wrote to memory of 4092	3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe	84
PID 3388 wrote to memory of 4092	3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe	84
PID 3388 wrote to memory of 2212	3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe	85
PID 3388 wrote to memory of 2212	3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe	85
PID 3388 wrote to memory of 2212	3388	e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe	85

C:\Users\Admin\AppData\Local\Temp\e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe
"C:\Users\Admin\AppData\Local\Temp\e1a7aa71d9bdad927bb5ccc8deaf03e4ea0b857ec2733f324cab5dd3032b8aa9.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3388
- 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:4092
- 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:2212

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/3388-134-0x0000000000470000-0x0000000000510000-memory.dmp

Filesize
640KB

Download
memory/3388-147-0x0000000000470000-0x0000000000510000-memory.dmp

Filesize
640KB

Download