1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 17:14

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General

Target

1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe
Size

266KB
MD5

478c76a9f8cc331f6ac70538c9e0d0f5
SHA1

923ada995c37e85d6a8b2dc16e0c701d45817cc0
SHA256

1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273
SHA512

657dcec141da2d17ecd33d18d2eb2b4a92a04ab8409f2a5d273a4f1a04bbeae13ffe23240491ab4c42a4eff9f7070d7dfc26458c172bc9d0256ceab557f70567
SSDEEP

3072:eNXEGZJWhfNFC4S60+XoLczrVmXTEhKRuKI4UGSfeT0vcVyrefD5TFuRrUZLBjHB:sXzKdNY49u8rVMi9Mlr5xuRrUP01net

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-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe

Executes dropped EXE 2 IoCs

pid	Process
4900	ITS SB App Switch.exe
4948	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/3380-0-0x00000000005B0000-0x0000000000650000-memory.dmp	upx
behavioral1/memory/3380-14-0x00000000005B0000-0x0000000000650000-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
3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe
3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe
3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe
3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3380 wrote to memory of 4900	3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe	87
PID 3380 wrote to memory of 4900	3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe	87
PID 3380 wrote to memory of 4900	3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe	87
PID 3380 wrote to memory of 4948	3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe	88
PID 3380 wrote to memory of 4948	3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe	88
PID 3380 wrote to memory of 4948	3380	1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe	88

C:\Users\Admin\AppData\Local\Temp\1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe
"C:\Users\Admin\AppData\Local\Temp\1c7fa9c84fd73f6884d3018d34abd8815fb3f8edc14e43b6c4baa419529d5273.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3380
- 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:4900
- 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:4948

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/3380-0-0x00000000005B0000-0x0000000000650000-memory.dmp

Filesize
640KB

Download
memory/3380-14-0x00000000005B0000-0x0000000000650000-memory.dmp

Filesize
640KB

Download