f0e39aac3ca37182e28d619b0787cff87db14d730c7808c2ad663e861648bce6

Analysis

max time kernel
93s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2024, 06:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8639dedd763106aa21cff174358af1ae.exe
Size

747KB
MD5

8639dedd763106aa21cff174358af1ae
SHA1

498fb1baa5b7a4ef1df5e00a43e14736f38cc58d
SHA256

f0e39aac3ca37182e28d619b0787cff87db14d730c7808c2ad663e861648bce6
SHA512

5e5f49fc7d94e1c9e9cca94fc3cdfecb40b73a21aac98806872e73ed05dee3b0f32040aac1a309429d767fbd699ccf3578bc043cb2f5df1b29b858ac39c475a4
SSDEEP

12288:LH6Ix534d4CdWxJ8SqDd0qL70fTOw6NF3Z4mxxPPbYMYkSeFfiscHKLD4:LH1x53O4IWAM+aywmQmXPPbzFhyKLs

Score

7^/10

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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	8639dedd763106aa21cff174358af1ae.exe

Executes dropped EXE 1 IoCs

pid	Process
3552	Server.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\program files\common files\microsoft shared\msinfo\Server.jpg	8639dedd763106aa21cff174358af1ae.exe
File created	C:\program files\common files\microsoft shared\msinfo\Azul.jpg	8639dedd763106aa21cff174358af1ae.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1504	3552	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1012 wrote to memory of 3552	1012	8639dedd763106aa21cff174358af1ae.exe	86
PID 1012 wrote to memory of 3552	1012	8639dedd763106aa21cff174358af1ae.exe	86
PID 1012 wrote to memory of 3552	1012	8639dedd763106aa21cff174358af1ae.exe	86

C:\Users\Admin\AppData\Local\Temp\8639dedd763106aa21cff174358af1ae.exe
"C:\Users\Admin\AppData\Local\Temp\8639dedd763106aa21cff174358af1ae.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1012
- C:\program files\common files\microsoft shared\msinfo\Server.exe
  "C:\program files\common files\microsoft shared\msinfo\Server.exe"
  2⤵
  - Executes dropped EXE
  PID:3552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 524
    3⤵
    - Program crash
    PID:1504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3552 -ip 3552
1⤵
PID:3780

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

Loading Replay Monitor...

Downloads

C:\Program Files\Common Files\microsoft shared\MSInfo\Server.exe

Filesize
743KB

MD5
d354c51f0ce5d2e94c6507e13442eeb5

SHA1
6519f92b7d5a9583fbce04b333ba72df129d77a5

SHA256
1ff13ba53178b4dce39b6a9561c150fa8950a42c879121914c2453fe73c63ab3

SHA512
fe620ea50d90287e28a9fb2238bb73656fffe8bd0f19b16a3df1016622668e5f1ad5cbb182f361ad19acb194fd03993a9795af6bb782e45e94d3dd4e4e310f29

Download Submit
memory/1012-26-0x00000000025A0000-0x00000000025A1000-memory.dmp

Filesize
4KB

Download
memory/1012-36-0x0000000003510000-0x0000000003511000-memory.dmp

Filesize
4KB

Download
memory/1012-3-0x0000000002460000-0x0000000002461000-memory.dmp

Filesize
4KB

Download
memory/1012-11-0x00000000034F0000-0x00000000034F1000-memory.dmp

Filesize
4KB

Download
memory/1012-10-0x00000000024A0000-0x00000000024A1000-memory.dmp

Filesize
4KB

Download
memory/1012-12-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download
memory/1012-19-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/1012-31-0x00000000024E0000-0x00000000024E1000-memory.dmp

Filesize
4KB

Download
memory/1012-30-0x00000000034D0000-0x00000000034D5000-memory.dmp

Filesize
20KB

Download
memory/1012-29-0x0000000003560000-0x0000000003561000-memory.dmp

Filesize
4KB

Download
memory/1012-28-0x0000000003530000-0x0000000003531000-memory.dmp

Filesize
4KB

Download
memory/1012-27-0x0000000002610000-0x0000000002611000-memory.dmp

Filesize
4KB

Download
memory/1012-38-0x0000000003550000-0x0000000003551000-memory.dmp

Filesize
4KB

Download
memory/1012-37-0x0000000003500000-0x0000000003501000-memory.dmp

Filesize
4KB

Download
memory/1012-0-0x0000000000400000-0x000000000052C000-memory.dmp

Filesize
1.2MB

Download
memory/1012-35-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/1012-34-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/1012-33-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/1012-2-0x0000000002490000-0x0000000002491000-memory.dmp

Filesize
4KB

Download
memory/1012-32-0x0000000003570000-0x0000000003571000-memory.dmp

Filesize
4KB

Download
memory/1012-18-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1012-24-0x00000000025E0000-0x00000000025E1000-memory.dmp

Filesize
4KB

Download
memory/1012-23-0x0000000002600000-0x0000000002601000-memory.dmp

Filesize
4KB

Download
memory/1012-22-0x0000000002510000-0x0000000002511000-memory.dmp

Filesize
4KB

Download
memory/1012-21-0x0000000002580000-0x0000000002581000-memory.dmp

Filesize
4KB

Download
memory/1012-25-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/1012-17-0x0000000002500000-0x0000000002501000-memory.dmp

Filesize
4KB

Download
memory/1012-16-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/1012-15-0x0000000002520000-0x0000000002521000-memory.dmp

Filesize
4KB

Download
memory/1012-14-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download
memory/1012-20-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/1012-13-0x00000000034E0000-0x00000000034E2000-memory.dmp

Filesize
8KB

Download
memory/1012-9-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/1012-8-0x00000000022D0000-0x00000000022D1000-memory.dmp

Filesize
4KB

Download
memory/1012-5-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/1012-4-0x00000000024C0000-0x00000000024C1000-memory.dmp

Filesize
4KB

Download
memory/1012-1-0x00000000022F0000-0x0000000002344000-memory.dmp

Filesize
336KB

Download
memory/1012-49-0x00000000022F0000-0x0000000002344000-memory.dmp

Filesize
336KB

Download
memory/1012-48-0x0000000000400000-0x000000000052C000-memory.dmp

Filesize
1.2MB

Download
memory/3552-50-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download