6847bfce1091e64866e9f76271f2758ca8f4cbeb27ab183033e87f9f6e75fd74

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
27-03-2024 15:24

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General

Target

e1fdbfe2d5b8d35255d29d996a89f3dc.exe
Size

208KB
MD5

e1fdbfe2d5b8d35255d29d996a89f3dc
SHA1

a5fad1e1b5a4bc24c7183361392b03c1c016baaa
SHA256

6847bfce1091e64866e9f76271f2758ca8f4cbeb27ab183033e87f9f6e75fd74
SHA512

f55e7818bb971cd10fa87c93580d2829e7892b7ffbff024d7abd62d6d42eb77c37a1427f5a8cdd49153a750c79b0edf539b28371c3535688366d5ca57d623701
SSDEEP

3072:7ChJgYMm4xf9cU9KQ2BxA59SPMqOogn2:XYMm4xiWKQ2BiCM

Score

7^/10

Malware Config

Signatures

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-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation	e1fdbfe2d5b8d35255d29d996a89f3dc.exe

Executes dropped EXE 1 IoCs

pid	Process
2172	jusched.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\3dcaf45e\jusched.exe	e1fdbfe2d5b8d35255d29d996a89f3dc.exe
File created	C:\Program Files (x86)\3dcaf45e\3dcaf45e	e1fdbfe2d5b8d35255d29d996a89f3dc.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	e1fdbfe2d5b8d35255d29d996a89f3dc.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 4776 wrote to memory of 2172	4776	e1fdbfe2d5b8d35255d29d996a89f3dc.exe	96
PID 4776 wrote to memory of 2172	4776	e1fdbfe2d5b8d35255d29d996a89f3dc.exe	96
PID 4776 wrote to memory of 2172	4776	e1fdbfe2d5b8d35255d29d996a89f3dc.exe	96

C:\Users\Admin\AppData\Local\Temp\e1fdbfe2d5b8d35255d29d996a89f3dc.exe
"C:\Users\Admin\AppData\Local\Temp\e1fdbfe2d5b8d35255d29d996a89f3dc.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4776
- C:\Program Files (x86)\3dcaf45e\jusched.exe
  "C:\Program Files (x86)\3dcaf45e\jusched.exe"
  2⤵
  - Executes dropped EXE
  PID:2172

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1032 --field-trial-handle=2264,i,7994609493164365963,13212734413040148104,262144 --variations-seed-version /prefetch:8
1⤵
PID:4424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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)\3dcaf45e\3dcaf45e

Filesize
17B

MD5
89931a70501a3362b6823b53523f5a77

SHA1
88c7e199c462ed8cc3af0ba453512b5b1fdcfdb5

SHA256
d30d9a0e64bc9f4a306617f087f30de6d57a5413793ab7bde13a299777a1b254

SHA512
8fa7ab4824ae86f3f47b3718c11f79ef275dd0639396572eaeb1262ad9153ccf43c633a7b292e30c97370436a09f22fbcf817a802015650ffb1f84d2b83483bd

Download Submit
C:\Program Files (x86)\3dcaf45e\jusched.exe

Filesize
208KB

MD5
37018edef6dee64df6e1e06fad7686a7

SHA1
8efab9f5f5e9c9a375872061add0b1484af9a4c2

SHA256
3109ce49eef57f42cc4acaa7e3c36bd2db9f7a9d398fb054fa17e87e5ef29939

SHA512
c4c34ef283c6483ade259afdf5af588dba969f5e900110b2983b1458528e07268914e796f4067121067a624a5ebb74977853b0df6594051215c73fd99c544f90

Download Submit
memory/2172-13-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2172-16-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4776-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/4776-14-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download