d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e

Analysis

max time kernel
135s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2024, 21:37

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General

Target

d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe
Size

266KB
MD5

a183bc70a3b1a921ecd3ee62076b236f
SHA1

81291ec09110ff2073f5e764ad62d044489239d3
SHA256

d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e
SHA512

39ed1b7cb9f06fd5cd8894bebc477dd4bf0f2f720c861f2c991048de7d36665045ab3c0ef2be68c4501e45b9c52cb52f61b85385ae68cfa967f52f9d0e255482
SSDEEP

3072:cNXEGZJWhfNFC4S60+XoLczrVmXSpC17STqEzN/vMSRPkTMeAjH01ne4PK:KXzKdNY49u8rVPjT/TRPkTMe601net

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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe

Executes dropped EXE 2 IoCs

pid	Process
3668	ITS SB App Switch.exe
3288	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/2636-0-0x0000000000DC0000-0x0000000000E60000-memory.dmp	upx
behavioral1/memory/2636-15-0x0000000000DC0000-0x0000000000E60000-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
2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe
2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe
2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe
2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 3668	2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe	86
PID 2636 wrote to memory of 3668	2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe	86
PID 2636 wrote to memory of 3668	2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe	86
PID 2636 wrote to memory of 3288	2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe	87
PID 2636 wrote to memory of 3288	2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe	87
PID 2636 wrote to memory of 3288	2636	d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe	87

C:\Users\Admin\AppData\Local\Temp\d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe
"C:\Users\Admin\AppData\Local\Temp\d39143f695ee4551187d834cc0203a39a72c8e735a73c48914d0d04f6688669e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2636
- 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:3668
- 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:3288

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/2636-0-0x0000000000DC0000-0x0000000000E60000-memory.dmp

Filesize
640KB

Download
memory/2636-15-0x0000000000DC0000-0x0000000000E60000-memory.dmp

Filesize
640KB

Download