e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
29/04/2024, 03:11

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General

Target

e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23.exe
Size

608KB
MD5

de9281d4bd1d8ee5413a4cc6c5086565
SHA1

5764ee20f5f9260c0e98bcf55d7cb269d983beb7
SHA256

e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23
SHA512

332d72bd1e32a0af631f54023d652569f59ed916c95bba9b05b0d303d519b28e7c9a65767a1cc094798c669fd9d9f71011fee957f5399107e2ef71d4febcf649
SSDEEP

12288:4jauDReWKGRPUcPmgqhrSr2tUaZS+qrNpXDdKjlpYMyc:4DDGcPmdhrSr2tUQqrNpXEhpYc

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3228	ygjct.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\\ygjct.exe"	ygjct.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 3892 wrote to memory of 3228	3892	e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23.exe	82
PID 3892 wrote to memory of 3228	3892	e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23.exe	82
PID 3892 wrote to memory of 3228	3892	e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23.exe	82

C:\Users\Admin\AppData\Local\Temp\e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23.exe
"C:\Users\Admin\AppData\Local\Temp\e1f6c964b6e5c90cfcaf745873e7a432fc1c01dc3769ce6850f9480663a03a23.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\ProgramData\ygjct.exe
  "C:\ProgramData\ygjct.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:3228

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

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Downloads

C:\Documents and Settings .exe

Filesize
608KB

MD5
003c82cf089a2559ce5aeb3c05102e2d

SHA1
efd4a282c70e9f138597fc3dee6ceca50a559881

SHA256
b46f8c368fcd685019709383cea0ad80ea6ac8c323963685486d9202e0649fc9

SHA512
0906aa058bcc01ea7f0d4c7b87f55148ab460315e34bb953b63d08f533beab2cd4bb4958f53c35b7f832197c68c9cc1cb62d129e89048d3d9f832e51f047e70c

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

Filesize
136KB

MD5
cb4c442a26bb46671c638c794bf535af

SHA1
8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

SHA256
f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

SHA512
074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

Download Submit
C:\ProgramData\ygjct.exe

Filesize
471KB

MD5
97dedeaa8b45172e90eb10217f6da6b7

SHA1
068ee2959066c1bcba4d73a30adc9e5b97063149

SHA256
2d1ccc1c125bbc55e882d153234bb89a0ce700f74b1e674fa60d496f3101fadf

SHA512
bb51119a1f750051afdedd1bfada39ea66fa64f51ef272388f5547d09a0c084ba3e02b15aefa9b55211b18803f6b1c4b76090060f8ee986ca084b80b7cb9f70b

Download Submit
memory/3228-130-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3892-0-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/3892-1-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/3892-9-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads