800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95

Analysis

max time kernel
95s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 10:23

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General

Target

800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe
Size

209KB
MD5

a4a98272bb27e67217e62e970cb9eaee
SHA1

1d37a10d2975bbb36d2055d600a3b30fdae4d152
SHA256

800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95
SHA512

a78f5f4fc16a02c13dd3dbac14f494136d209ad12721eae4c5aa0fb7395671c58c61795ac217d34441d4f73efa0c0a631d180116e25a470bd581e0a6b86e6c1b
SSDEEP

3072:SChJgYMm4xf9cU9KQ2BxA59SPMqOoOn2+:qYMm4xiWKQ2BiCMT

Score

10^/10

persistence

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.tripod.com
Port:
21
Username:
onthelinux
Password:
741852abc

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1920	jusched.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\bc382db4\jusched.exe	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe
File created	C:\Program Files (x86)\bc382db4\bc382db4	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4364 wrote to memory of 1920	4364	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe	82
PID 4364 wrote to memory of 1920	4364	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe	82
PID 4364 wrote to memory of 1920	4364	800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe	82

C:\Users\Admin\AppData\Local\Temp\800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe
"C:\Users\Admin\AppData\Local\Temp\800d8bc0a94add233369c78fd4d1e70d996bdba1835885a0afd6543ae6d8fa95.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Program Files (x86)\bc382db4\jusched.exe
  "C:\Program Files (x86)\bc382db4\jusched.exe"
  2⤵
  - Executes dropped EXE
  PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\bc382db4\bc382db4

Filesize
17B

MD5
89931a70501a3362b6823b53523f5a77

SHA1
88c7e199c462ed8cc3af0ba453512b5b1fdcfdb5

SHA256
d30d9a0e64bc9f4a306617f087f30de6d57a5413793ab7bde13a299777a1b254

SHA512
8fa7ab4824ae86f3f47b3718c11f79ef275dd0639396572eaeb1262ad9153ccf43c633a7b292e30c97370436a09f22fbcf817a802015650ffb1f84d2b83483bd

Download Submit
C:\Program Files (x86)\bc382db4\jusched.exe

Filesize
209KB

MD5
554ad4b8dc397df465c775a83057f26f

SHA1
e10ad28db10e4f9e9b4e5092e0560fb9754fdc0d

SHA256
d593b05b16f361d6d813d960ad0bea301c6571dcd911c368aabee66d18e2e077

SHA512
e8a66bee9fe4e9ea0deb7e6ff2be75c4541209171af2301bfd13e87c086f01ec0c305747ffd7bf0429e369f979f92b54838215733e15ce3ef7b6d2a068bfcf8d

Download Submit
C:\Program Files (x86)\bc382db4\jusched.exe

Filesize
209KB

MD5
554ad4b8dc397df465c775a83057f26f

SHA1
e10ad28db10e4f9e9b4e5092e0560fb9754fdc0d

SHA256
d593b05b16f361d6d813d960ad0bea301c6571dcd911c368aabee66d18e2e077

SHA512
e8a66bee9fe4e9ea0deb7e6ff2be75c4541209171af2301bfd13e87c086f01ec0c305747ffd7bf0429e369f979f92b54838215733e15ce3ef7b6d2a068bfcf8d

Download Submit
memory/1920-137-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/1920-139-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4364-132-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4364-136-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download