3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434

Analysis

max time kernel
90s
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
03/05/2023, 14:39

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General

Target

3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe
Size

277KB
MD5

21a7775343611faaddd8b897e66bc0a0
SHA1

64c442c833efacc5ce446d286495d68176346baf
SHA256

3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434
SHA512

c2cdd0442769f5495b78ac50c976e7b41bf2343348d3f6295827abc8d868009708d87f98573b2788efa39862f9e7760c89b0dd89da27d95b3ef285c80dc89d78
SSDEEP

6144:7XzKdNY49u8rVmHrvZlk3nzlMY2qzRZ01netl:Ea4ANrRqBzbRZ01S

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/1964-133-0x0000000000350000-0x00000000003F0000-memory.dmp	upx
behavioral1/memory/1964-147-0x0000000000350000-0x00000000003F0000-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-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe

Executes dropped EXE 2 IoCs

pid	Process
4080	ITS SB App Switch.exe
4132	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
1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe
1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe
1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe
1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 4080	1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe	83
PID 1964 wrote to memory of 4080	1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe	83
PID 1964 wrote to memory of 4080	1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe	83
PID 1964 wrote to memory of 4132	1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe	84
PID 1964 wrote to memory of 4132	1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe	84
PID 1964 wrote to memory of 4132	1964	3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe	84

C:\Users\Admin\AppData\Local\Temp\3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe
"C:\Users\Admin\AppData\Local\Temp\3e7592186e91204c7fac74c7bbb8ea74d1c8558cabefe8249fac361f9e0e8434.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1964
- 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:4080
- 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:4132

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/1964-133-0x0000000000350000-0x00000000003F0000-memory.dmp

Filesize
640KB

Download
memory/1964-147-0x0000000000350000-0x00000000003F0000-memory.dmp

Filesize
640KB

Download