c359491dff64ae8fa7a05345834b1f168021de68c7ab582066281f37424fda63

Analysis

max time kernel
84s
max time network
85s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2024, 07:05

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General

Target

c7d3fae26ae7c53f78f285b1b2695e60N.exe
Size

7.5MB
MD5

c7d3fae26ae7c53f78f285b1b2695e60
SHA1

a25a044cfe217629690f39d192a97fec94ae347a
SHA256

c359491dff64ae8fa7a05345834b1f168021de68c7ab582066281f37424fda63
SHA512

80ff7ee43da2d9809ca34916039283cc4cca711c646f26ba5ef3b263b18b2d6e25df2148a254c4580277936e3cb86db6b874878edf1cb5b72c5b97867028ca85
SSDEEP

768:LyNovA586VA/H/pAcbVugAFBbadjHO+yav9Hps61Ja:L7t5ZbVug2Fada+y0BpbDa

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3740	ICWCONN1.EXE

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRAM FILES\ONLINE SERVICES\ICWCONN1.EXE	c7d3fae26ae7c53f78f285b1b2695e60N.exe
File opened for modification	C:\PROGRAM FILES\ONLINE SERVICES\ICWCONN1.EXE	c7d3fae26ae7c53f78f285b1b2695e60N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4204	3740	WerFault.exe	85

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	c7d3fae26ae7c53f78f285b1b2695e60N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ICWCONN1.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 3740	4556	c7d3fae26ae7c53f78f285b1b2695e60N.exe	85
PID 4556 wrote to memory of 3740	4556	c7d3fae26ae7c53f78f285b1b2695e60N.exe	85
PID 4556 wrote to memory of 3740	4556	c7d3fae26ae7c53f78f285b1b2695e60N.exe	85

C:\Users\Admin\AppData\Local\Temp\c7d3fae26ae7c53f78f285b1b2695e60N.exe
"C:\Users\Admin\AppData\Local\Temp\c7d3fae26ae7c53f78f285b1b2695e60N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4556
- C:\PROGRAM FILES\ONLINE SERVICES\ICWCONN1.EXE
  "C:\PROGRAM FILES\ONLINE SERVICES\ICWCONN1.EXE" C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\C7D3FAE26AE7C53F78F285B1B2695E60N.EXE
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 416
    3⤵
    - Program crash
    PID:4204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3740 -ip 3740
1⤵
PID:4172

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:\Program Files\ONLINE SERVICES\ICWCONN1.EXE

Filesize
15.0MB

MD5
06353afd9545a4cafbe2f1de890a36a8

SHA1
f0d4b570852db994ac2617c32c174ab74dfcef89

SHA256
6b6c0eeba7fa76f7f054523c85b0921117e2e6088f6525e0d5cbc9c9d97e0352

SHA512
dd33d3b0bdfe94b9f509f5f1c295029aaa0e91d3589675ef3cb28a730a79a2483e325cb05994d421d55711519ba0e6ac407a60aadc6465c5130082c85af5fd1d

Download Submit
memory/3740-12-0x00000000001C0000-0x00000000001C2000-memory.dmp

Filesize
8KB

Download
memory/3740-11-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3740-14-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4556-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4556-1-0x00000000001C0000-0x00000000001C2000-memory.dmp

Filesize
8KB

Download
memory/4556-10-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download