64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 05:47

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General

Target

64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45N.exe
Size

245KB
MD5

fb52a22ee4c11f0ff70184a56b5cb800
SHA1

25a7374085fd245c680c155cfab32a51e7c36ad5
SHA256

64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45
SHA512

70e9d18a6c0c487354bedddf9bcdf204598f6f840355fb8fe644dddca16a2d4ea17fcde6d0c734e6cf6eea272410d77fb2b2f7529e3f02cf71158a34a0fd3dd5
SSDEEP

6144:PcNej2moaH9SBJQkfFuEIUCVscwrtNXZoeSbGqJq:P12RvLnIUCVsXtoeSa

Score

8^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
1656	emlssch.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\emlssch.exe	64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45N.exe
File created	C:\PROGRA~3\Mozilla\hsimtwa.dll	emlssch.exe

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	64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	emlssch.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2124	64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45N.exe
1656	emlssch.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1656	2308	taskeng.exe	32
PID 2308 wrote to memory of 1656	2308	taskeng.exe	32
PID 2308 wrote to memory of 1656	2308	taskeng.exe	32
PID 2308 wrote to memory of 1656	2308	taskeng.exe	32

C:\Users\Admin\AppData\Local\Temp\64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45N.exe
"C:\Users\Admin\AppData\Local\Temp\64fe2b6740a189efb14526d0ab13288fa596bd76e0490726fae1b43cc5cfec45N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:2124

C:\Windows\system32\taskeng.exe
taskeng.exe {9D06D552-4BD5-459A-884F-EDCA80ECC0D8} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\PROGRA~3\Mozilla\emlssch.exe
  C:\PROGRA~3\Mozilla\emlssch.exe -jioalan
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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:\PROGRA~3\Mozilla\emlssch.exe

Filesize
245KB

MD5
7b6c3a077e513de36bbe96b256ee8593

SHA1
e956d3e67bc166f9cc5ad84d9327f6ec68c185a3

SHA256
f479dadcf8f4ea29542b1b371710a575fdf92a6fd3c2c1072cde4dd7fd5f711a

SHA512
4018947f4e09e5f3dd5d1cb2c87e3c1a334c8c07be401333b6d5d60092017d55e04c966d8ebcc4d94af4847c55a6c0d68e1de1c46ef7a58bde979770d85944d0

Download Submit
memory/1656-7-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1656-8-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1656-10-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2124-0-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2124-2-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2124-1-0x0000000000250000-0x00000000002AC000-memory.dmp

Filesize
368KB

Download
memory/2124-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download