e02d5badfc8d771117b546ea87f509e2d8268b59ba0c8df3167f70eefe85fa38

Analysis

max time kernel
80s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 21:42

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General

Target

11b8b251393813a103ac30465b296a20N.exe
Size

1.2MB
MD5

11b8b251393813a103ac30465b296a20
SHA1

737126a04a75bf28f6fad9de70974e87c2b4a1bf
SHA256

e02d5badfc8d771117b546ea87f509e2d8268b59ba0c8df3167f70eefe85fa38
SHA512

c0748b6b40a70cfec292be8af822a1e523165a0022d0de3c776abf727ff90672b5f96f6cdfabb0fd75ac9bd0b77f941818e911175182769ea42a53649f6981ec
SSDEEP

12288:RrNZUyzQ+BPVi33u2DjlDa/ZSEniF+G4l:lNFzQtxa/ZSEniF+9

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2860	11b8b251393813a103ac30465b296a20N.exe

Executes dropped EXE 1 IoCs

pid	Process
2860	11b8b251393813a103ac30465b296a20N.exe

Loads dropped DLL 4 IoCs

pid	Process
2688	11b8b251393813a103ac30465b296a20N.exe
2300	WerFault.exe
2300	WerFault.exe
2300	WerFault.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2300	2860	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	11b8b251393813a103ac30465b296a20N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	11b8b251393813a103ac30465b296a20N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2688	11b8b251393813a103ac30465b296a20N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2860	11b8b251393813a103ac30465b296a20N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2860	2688	11b8b251393813a103ac30465b296a20N.exe	32
PID 2688 wrote to memory of 2860	2688	11b8b251393813a103ac30465b296a20N.exe	32
PID 2688 wrote to memory of 2860	2688	11b8b251393813a103ac30465b296a20N.exe	32
PID 2688 wrote to memory of 2860	2688	11b8b251393813a103ac30465b296a20N.exe	32
PID 2860 wrote to memory of 2300	2860	11b8b251393813a103ac30465b296a20N.exe	33
PID 2860 wrote to memory of 2300	2860	11b8b251393813a103ac30465b296a20N.exe	33
PID 2860 wrote to memory of 2300	2860	11b8b251393813a103ac30465b296a20N.exe	33
PID 2860 wrote to memory of 2300	2860	11b8b251393813a103ac30465b296a20N.exe	33

C:\Users\Admin\AppData\Local\Temp\11b8b251393813a103ac30465b296a20N.exe
"C:\Users\Admin\AppData\Local\Temp\11b8b251393813a103ac30465b296a20N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Users\Admin\AppData\Local\Temp\11b8b251393813a103ac30465b296a20N.exe
  C:\Users\Admin\AppData\Local\Temp\11b8b251393813a103ac30465b296a20N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2860 -s 144
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2300

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\11b8b251393813a103ac30465b296a20N.exe

Filesize
1.2MB

MD5
e5289867925df768fdd0686bc13e1816

SHA1
ed8e51eb766c55972521c22f3f237109fffa3ea0

SHA256
c9c404136c6d731d7b14fcf507a36f135409ea8e2239a4c5add535bb65830cdd

SHA512
df9f22066239089f81eb65a1fa2224ee420c32ba93b6025da460804462eeea9cdf5c58209498e8e504456509a46feb9b3fa9f2696bc25d0c76a57be1a403ae7d

Download Submit
memory/2688-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2688-8-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2860-9-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2860-10-0x0000000002E20000-0x0000000002F08000-memory.dmp

Filesize
928KB

Download
memory/2860-14-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download