d393efd44409614d3600a51d67f1842de04f5662c2bb3b756e0871fac5292d98

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
25/07/2024, 21:52

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General

Target

1423c37bb3f5412ff8829fbc99a55800N.exe
Size

1.2MB
MD5

1423c37bb3f5412ff8829fbc99a55800
SHA1

7f221cded7b7123d819d7d099ad2cf1670dadf5d
SHA256

d393efd44409614d3600a51d67f1842de04f5662c2bb3b756e0871fac5292d98
SHA512

95171e4ac04e294042ff7f28994355e1173e7d71dd9c397a8f0a5389e92be72741e738a08df6efae5605b5370cfc464557033a1f1d6a442b0b8e8a7e8f30aa77
SSDEEP

24576:99xB6oMksLWSk9a/ZSkJovBYLYsSwdaJ+4I:hdMksLTk9g+I

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1840	1423c37bb3f5412ff8829fbc99a55800N.exe

Executes dropped EXE 1 IoCs

pid	Process
1840	1423c37bb3f5412ff8829fbc99a55800N.exe

Loads dropped DLL 4 IoCs

pid	Process
2336	1423c37bb3f5412ff8829fbc99a55800N.exe
3024	WerFault.exe
3024	WerFault.exe
3024	WerFault.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	1840	WerFault.exe	32

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1423c37bb3f5412ff8829fbc99a55800N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1423c37bb3f5412ff8829fbc99a55800N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2336	1423c37bb3f5412ff8829fbc99a55800N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1840	1423c37bb3f5412ff8829fbc99a55800N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 1840	2336	1423c37bb3f5412ff8829fbc99a55800N.exe	32
PID 2336 wrote to memory of 1840	2336	1423c37bb3f5412ff8829fbc99a55800N.exe	32
PID 2336 wrote to memory of 1840	2336	1423c37bb3f5412ff8829fbc99a55800N.exe	32
PID 2336 wrote to memory of 1840	2336	1423c37bb3f5412ff8829fbc99a55800N.exe	32
PID 1840 wrote to memory of 3024	1840	1423c37bb3f5412ff8829fbc99a55800N.exe	33
PID 1840 wrote to memory of 3024	1840	1423c37bb3f5412ff8829fbc99a55800N.exe	33
PID 1840 wrote to memory of 3024	1840	1423c37bb3f5412ff8829fbc99a55800N.exe	33
PID 1840 wrote to memory of 3024	1840	1423c37bb3f5412ff8829fbc99a55800N.exe	33

C:\Users\Admin\AppData\Local\Temp\1423c37bb3f5412ff8829fbc99a55800N.exe
"C:\Users\Admin\AppData\Local\Temp\1423c37bb3f5412ff8829fbc99a55800N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\1423c37bb3f5412ff8829fbc99a55800N.exe
  C:\Users\Admin\AppData\Local\Temp\1423c37bb3f5412ff8829fbc99a55800N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1840 -s 144
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\1423c37bb3f5412ff8829fbc99a55800N.exe

Filesize
1.2MB

MD5
01973931be3f3135abbb7814a8bd1f77

SHA1
07e2f01dabb2ebffcbc34c1c3c58f59883dbc73f

SHA256
5e64d5916e45f6a42538547226b1773fe799e29e75681ca5e9f2711f92c24e9f

SHA512
4321585c722ab6b6f16d1e8f599cbbc3271cf14ddd7907688b6e34ce48a2efe0075c195f88832b32e661db5d2f5508da2c4313742f609e07cc909ae8f002cc68

Download Submit
memory/1840-10-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/1840-11-0x0000000002EB0000-0x0000000002F9D000-memory.dmp

Filesize
948KB

Download
memory/2336-0-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/2336-6-0x0000000002E60000-0x0000000002F4D000-memory.dmp

Filesize
948KB

Download
memory/2336-8-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download