3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109

Analysis

max time kernel
96s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
29-03-2023 03:58

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General

Target

3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe
Size

277KB
MD5

875039edf086fd5e7565322252537c8f
SHA1

73a88bf3150e3d0ae7f040d0fbc7d7a0427656df
SHA256

3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109
SHA512

9f31ab263451c867d2743ffa2dcbf5e747136302e188ac3b12efe8732c4066576858a82cafc9f1054d415f5f2660cf1553b0309f7d035069802ca2d27ea8605f
SSDEEP

6144:iXzKdNY49u8rVk1Twn4kx2/bQcFc01netDI:xa4AJk4ZFc01n

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe

Executes dropped EXE 2 IoCs

pid	Process
4476	ITS SB App Switch.exe
1336	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/4392-133-0x00000000002E0000-0x0000000000380000-memory.dmp	upx
behavioral1/memory/4392-147-0x00000000002E0000-0x0000000000380000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe
4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe
4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe
4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 4476	4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe	84
PID 4392 wrote to memory of 4476	4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe	84
PID 4392 wrote to memory of 4476	4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe	84
PID 4392 wrote to memory of 1336	4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe	85
PID 4392 wrote to memory of 1336	4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe	85
PID 4392 wrote to memory of 1336	4392	3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe	85

C:\Users\Admin\AppData\Local\Temp\3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe
"C:\Users\Admin\AppData\Local\Temp\3ea5057f4bb94e7e6cd9363d1d18e6a31002975cbacc9f7dbff5908c97bb3109.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4392
- 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:4476
- 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:1336

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/4392-133-0x00000000002E0000-0x0000000000380000-memory.dmp

Filesize
640KB

Download
memory/4392-147-0x00000000002E0000-0x0000000000380000-memory.dmp

Filesize
640KB

Download