1e4519b90828e71ac7b3f6e6eeb3463a02462640433e6b384206cf852931c4a4

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2024, 05:12

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General

Target

$PROGRAMFILES/FREEzeFrog/bin/2.0.19.0/$OUTDIR/FREEzeFrogUninstaller.exe
Size

143KB
MD5

82ca6c186e3b98235fb7a8fb1a9f55cb
SHA1

a36e26f242e17633acd87778326c446135bbbde0
SHA256

cc116300a9d7945519680c0fd189baf05262a9e172126d1ef668b57e073f6065
SHA512

8abdd4f82b31f2873a2a2e916f4426177822ae738377520447c0716a8257e30fe87687a40c8568b8ec0d4e1820f2a0f4145538d0b0254030e991b67dd046d84b
SSDEEP

3072:nQIURTXJMYCuH86TFKAEvU6wNKitEmQIusSr2sRAzMHrwG6DT48I1:nsFD86TcA4wNB9OsSCsRwGg+1

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2008	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
2008	Au_.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\HBCheckPermission.txt	Au_.exe
File opened for modification	C:\Program Files (x86)\HBCheckPermission.txt	Au_.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral14/files/0x00070000000234dc-4.dat	nsis_installer_1
behavioral14/files/0x00070000000234dc-4.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 2008	4480	FREEzeFrogUninstaller.exe	86
PID 4480 wrote to memory of 2008	4480	FREEzeFrogUninstaller.exe	86
PID 4480 wrote to memory of 2008	4480	FREEzeFrogUninstaller.exe	86

C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\FREEzeFrog\bin\2.0.19.0\$OUTDIR\FREEzeFrogUninstaller.exe
"C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\FREEzeFrog\bin\2.0.19.0\$OUTDIR\FREEzeFrogUninstaller.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\FREEzeFrog\bin\2.0.19.0\$OUTDIR\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  PID:2008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsgBBD0.tmp\Install.dll

Filesize
222KB

MD5
e1ec3d2a9b2cbe5de921cb3c12a509fe

SHA1
416b87df5b8a47c17b3b2e9436ae0b3f007caeaa

SHA256
86fe1c287abdb24f997d31b71849e7c31fffc2c4d58bcf410cc9af8d8b1efd16

SHA512
0192f2cfe18d34a0d8af91078e2b44b5144b0f70331f39aa2dfe207ab3184a5c21417f99a8cc69a02493de9396457ad080f876bc04aaa44a2f1073a7914f4fd8

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
143KB

MD5
82ca6c186e3b98235fb7a8fb1a9f55cb

SHA1
a36e26f242e17633acd87778326c446135bbbde0

SHA256
cc116300a9d7945519680c0fd189baf05262a9e172126d1ef668b57e073f6065

SHA512
8abdd4f82b31f2873a2a2e916f4426177822ae738377520447c0716a8257e30fe87687a40c8568b8ec0d4e1820f2a0f4145538d0b0254030e991b67dd046d84b

Download Submit