a541c38bdeb1258474174de879ba86b50c1164636fc9ccabd6f986806fff99cf

Analysis

max time kernel
149s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 17:09

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General

Target

e63b7bb131a0365aa5b104de8da00670_NEAS.exe
Size

395KB
MD5

e63b7bb131a0365aa5b104de8da00670
SHA1

8c267830f443dce7dff358cf0e9ccb1ff513f1ee
SHA256

a541c38bdeb1258474174de879ba86b50c1164636fc9ccabd6f986806fff99cf
SHA512

d8269851d62b924dcb171bfac25048b9a743e0288784cf2230d8a833ec08c1feffad1b76f9a6ec54c378b386475bf68b6766e12f9ae2d454570bc9691f611a1d
SSDEEP

6144:4jlYKRF/LReWAsUy3Qea9Sc3P5VkiKW8iYgsiWW:4jauDReWp+Sc/5VItiYi

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1356	fevumu.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\fevumu.exe"	fevumu.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 1356	4424	e63b7bb131a0365aa5b104de8da00670_NEAS.exe	82
PID 4424 wrote to memory of 1356	4424	e63b7bb131a0365aa5b104de8da00670_NEAS.exe	82
PID 4424 wrote to memory of 1356	4424	e63b7bb131a0365aa5b104de8da00670_NEAS.exe	82

C:\Users\Admin\AppData\Local\Temp\e63b7bb131a0365aa5b104de8da00670_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\e63b7bb131a0365aa5b104de8da00670_NEAS.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4424
- C:\ProgramData\fevumu.exe
  "C:\ProgramData\fevumu.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Documents and Settings .exe

Filesize
395KB

MD5
4beffcf7de2c0b3f52be734737d2d31e

SHA1
f0be7c80bfe3b74fe3e9c638e7c85a277c3811f2

SHA256
99c5e2691642f49d44580463431e826d41208ba84e37a3c133ac532759fde3c7

SHA512
7bd2158f441c2d776dd7ad57b4882ee4056351dbe5201a5c2ce31bbab7ac52a2deb649485f66dcb298ef6cf1e9ef5f9ab2225d24f07b12f3625e2fb501512736

Download Submit
C:\ProgramData\Saaaalamm\Mira.h

Filesize
136KB

MD5
cb4c442a26bb46671c638c794bf535af

SHA1
8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

SHA256
f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

SHA512
074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

Download Submit
C:\ProgramData\fevumu.exe

Filesize
258KB

MD5
eebecc5a7dd1e1ce563877dc31c50202

SHA1
d9adc8afda99d2e73662831ab0f9fbe57154e5e8

SHA256
ecec8568033f83b611f4eb7c81dc121746a8f135330c58e126fb178b72241085

SHA512
90cacd597a1f83d2b066de936ab42ec97554a47299ee7df988a2ce8b4bc146ef3c3d5de8002c29ac3f947f3834485e35c3112bc31dc44c6845383585e7d1d9e7

Download Submit
memory/1356-130-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1356-1037-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4424-0-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4424-1-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4424-7-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads