152a48809e8fdbf56fdcd03fe152fd95cd73bb3d0a8e396b4366efe7e7d18314

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 03:11

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General

Target

INVOICE.exe
Size

240KB
MD5

98901aff995d92677cf637b241ae9a9b
SHA1

6dac1968c4a9ae4bf26f7fd38efb721fcf7d05dc
SHA256

fb6e849cd3af7e8b0c8143397e62a595a42abbfbbac81f2cdd0b2cb4d18ea543
SHA512

e969e941f176c67d1be598ac56882048fb2fc401e5a582b9f2314f09738d6b8768522ba5f67d8c80c260f1169ac103b8972084611a23ea9467c513f03ca9d883
SSDEEP

6144:Ds9q5ND7xrAX/6ccjpGYZ/T12D2TLV47VVgLP3CATNTLzcocuk:ySD9rAXCccjN/T1TRXbtcuk

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2764	INVOICE.exe
2764	INVOICE.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
3656	2764	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 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	INVOICE.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2764	INVOICE.exe
2764	INVOICE.exe
2764	INVOICE.exe
2764	INVOICE.exe
2764	INVOICE.exe
2764	INVOICE.exe
2764	INVOICE.exe
2764	INVOICE.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2276	2764	INVOICE.exe	83
PID 2764 wrote to memory of 2276	2764	INVOICE.exe	83
PID 2764 wrote to memory of 2276	2764	INVOICE.exe	83

C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Users\Admin\AppData\Local\Temp\INVOICE.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"
  2⤵
  PID:2276
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 860
  2⤵
  - Program crash
  PID:3656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2764 -ip 2764
1⤵
PID:4912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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\nskAD1A.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

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