df279820902ab7b30e2672f984f80a8e50531697a8b921b09b9a1cacb633c4d3

Analysis

max time kernel
93s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2024 00:13

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General

Target

666719c30824cb9cfc497abe69f78064.exe
Size

37KB
MD5

666719c30824cb9cfc497abe69f78064
SHA1

2cfc565d60691adbbfcb15b25b86ddb3b3ee712d
SHA256

df279820902ab7b30e2672f984f80a8e50531697a8b921b09b9a1cacb633c4d3
SHA512

c0cdd26ea5d4391d52e0a344055e771286c37a4f54515312b002786e1beceabcc08eba4b709171f087c37e573bc4deaf9013956e8dac8aee9cc1b7ba3bd8fbef
SSDEEP

768:vjdRiSA6RUHV7qaWX4VfM4xddzkpxtq5hgBD4IlimumUqvDORNt:7dy6a7q5XqfM49axU5iimxUqvKR

Score

8^/10

upx

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\tjiz.sys	666719c30824cb9cfc497abe69f78064.exe
File opened for modification	C:\Windows\SysWOW64\drivers\tjiz.sys	666719c30824cb9cfc497abe69f78064.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3228-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3228-9-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\yizlIq.dll	666719c30824cb9cfc497abe69f78064.exe
File opened for modification	C:\Windows\SysWOW64\yizlIq.dll	666719c30824cb9cfc497abe69f78064.exe
File created	C:\Windows\SysWOW64\fNR0h5.bat	666719c30824cb9cfc497abe69f78064.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1380	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
660	Process not Found

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3228 wrote to memory of 2484	3228	666719c30824cb9cfc497abe69f78064.exe	72
PID 3228 wrote to memory of 2484	3228	666719c30824cb9cfc497abe69f78064.exe	72
PID 3228 wrote to memory of 2484	3228	666719c30824cb9cfc497abe69f78064.exe	72
PID 2484 wrote to memory of 1380	2484	cmd.exe	74
PID 2484 wrote to memory of 1380	2484	cmd.exe	74
PID 2484 wrote to memory of 1380	2484	cmd.exe	74

C:\Users\Admin\AppData\Local\Temp\666719c30824cb9cfc497abe69f78064.exe
"C:\Users\Admin\AppData\Local\Temp\666719c30824cb9cfc497abe69f78064.exe"
1⤵
- Drops file in Drivers directory
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\system32\fNR0h5.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2484
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:1380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\fNR0h5.bat

Filesize
221B

MD5
54a9f836ac5abc2e9b0bc8fae3cc34d1

SHA1
afbfa0e4ac88e9124a14fbe45490891a33b16c91

SHA256
eea5e607287909101e7fda840e633149df8fa547b2e11be9fb3ef6979c3269fc

SHA512
6cf616f3a92bc02e4f43a4843524555bea93b3e3fb31b7c0a63de913c839e5461a81e3fdd57bc3f8d1bbca508efaba1342717d83c13b2de0e6e5fd778e9f05f4

Download Submit
memory/3228-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3228-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download