e8e87871c968dffe7f0e0916618560d0b89a2d1306adf4d6af1288f2ce3d9729

Analysis

max time kernel
151s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2024 04:05

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General

Target

c67353b9c2dfd4bdcae92f6d7a34330a.exe
Size

53KB
MD5

c67353b9c2dfd4bdcae92f6d7a34330a
SHA1

a0f830b9b2457e3b46fd2f391c8a031e81385d34
SHA256

e8e87871c968dffe7f0e0916618560d0b89a2d1306adf4d6af1288f2ce3d9729
SHA512

6c1d93b8d33a3c4a2c1fb7bd028c7f15f81077b5898b9ef0dbf2b34e8f73e4e67e47037035ecd6dbb28acefc0b0e44c19a8b142f2097db214ece6677294d9503
SSDEEP

768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBCXK9XbTbqjasqb:bIDOw9a0DwitDZzcTmy

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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	c67353b9c2dfd4bdcae92f6d7a34330a.exe

Executes dropped EXE 1 IoCs

pid	Process
5008	lossy.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 2860 wrote to memory of 5008	2860	c67353b9c2dfd4bdcae92f6d7a34330a.exe	102
PID 2860 wrote to memory of 5008	2860	c67353b9c2dfd4bdcae92f6d7a34330a.exe	102
PID 2860 wrote to memory of 5008	2860	c67353b9c2dfd4bdcae92f6d7a34330a.exe	102

C:\Users\Admin\AppData\Local\Temp\c67353b9c2dfd4bdcae92f6d7a34330a.exe
"C:\Users\Admin\AppData\Local\Temp\c67353b9c2dfd4bdcae92f6d7a34330a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  PID:5008

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=1412 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
1⤵
PID:264

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:\Users\Admin\AppData\Local\Temp\lossy.exe

Filesize
53KB

MD5
548be4003a03d89f069da1cc50bc1bfd

SHA1
11e6893d6c729f5d40754fcc5c0d987a5ae307b4

SHA256
d8d142036e98f1bd9d632273213524ab64c1c9bc5d7fe8b196ad384133dbd367

SHA512
d178839481d0dd6d3fad12e1b78c3bf36e03dca744aeb8a189a310eb9c6126659798c2537019a2792cfca77ad5773f4d7641c0e2e5b4edf408ef75a290a99331

Download Submit
memory/2860-0-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download
memory/2860-1-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download
memory/2860-2-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/5008-19-0x0000000002040000-0x0000000002046000-memory.dmp

Filesize
24KB

Download
memory/5008-17-0x0000000002060000-0x0000000002066000-memory.dmp

Filesize
24KB

Download