793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3

Analysis

max time kernel
186s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 17:38

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General

Target

793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.exe
Size

857KB
MD5

e2bd622acb9f3dd0e07ea9b725f44155
SHA1

62bc2ed7f180f6d2e59158a2d4215881811aa570
SHA256

793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3
SHA512

4b4c22dcbc395ef2542142aaea9ea906dc3d31a624cf1090b3ef0c54db793e5efe9b337e2de1ebe6e280552fdb399ad5e1eed888f3fbc84f120693aba25f8532
SSDEEP

12288:lM/UFk50h/y2JFI/E+ELiDyAEe1kT9eUumWKm2m1Y1lDjkTm1mmNDe1kT9eW:lMcLhK2E7ciDy5eZmW+lDYm1mmte

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1684	KTC.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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.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 SetWindowsHookEx 1 IoCs

pid	Process
1684	KTC.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 1684	1688	793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.exe	84
PID 1688 wrote to memory of 1684	1688	793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.exe	84
PID 1688 wrote to memory of 1684	1688	793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.exe	84

C:\Users\Admin\AppData\Local\Temp\793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.exe
"C:\Users\Admin\AppData\Local\Temp\793c341b48f3a4eed7cbe496b4f0ecff9c0cdf7fb82443df6fb2f7a23bb5d6d3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\~sfx003540D33C\KTC.exe
  "C:\Users\Admin\AppData\Local\Temp\~sfx003540D33C\KTC.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1684

Network

MITRE ATT&CK Enterprise v6

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\~sfx003540D33C\KTC.exe

Filesize
516KB

MD5
48e2cf7760bcff1a2a19484a7bf30653

SHA1
ef6a8e03d5f114915b845520c2c10702a01d502c

SHA256
4bc92c0fdf6a254addd31c9c1b1476949508d3f0cdee6b26e31466ed9b24d14c

SHA512
fa366f86f294b99d827c75d4c29cd87e0f56fcccd98b1afc3c9374bf8739b22df9ce45675464e5d41d6cec9871e772284697b7a8a2c50dc307099d04180b140e

Download Submit
C:\Users\Admin\AppData\Local\Temp\~sfx003540D33C\KTC.exe

Filesize
516KB

MD5
48e2cf7760bcff1a2a19484a7bf30653

SHA1
ef6a8e03d5f114915b845520c2c10702a01d502c

SHA256
4bc92c0fdf6a254addd31c9c1b1476949508d3f0cdee6b26e31466ed9b24d14c

SHA512
fa366f86f294b99d827c75d4c29cd87e0f56fcccd98b1afc3c9374bf8739b22df9ce45675464e5d41d6cec9871e772284697b7a8a2c50dc307099d04180b140e

Download Submit