5d8dc30e2df4a2002f5fb93935910fbdf2321e826b3f84312efc573c15343c2b

General

Target

SuperMarioBrothers2Screensaver_pc.exe
Size

6.0MB
MD5

a7af24ab2f95e6b51779cce3977a36b3
SHA1

1e62018c76a44cb34bcb1ba50b4a17c8cf903d05
SHA256

5d8dc30e2df4a2002f5fb93935910fbdf2321e826b3f84312efc573c15343c2b
SHA512

318d62b30ac8815b6aa11603db44feeebc5b4dd5ac56d54a70f8394763eefda6fbd567a2f10646cb71c85816300e242a15c666391f0d19cb82db22ef185338e8
SSDEEP

98304:75IjZb8gFMTYr6UjJv3BmU0fA97gAVl71kbgWJK5i8M8LbWfsAa1HIWAC6E5qiOG:LiM8uS2mVRibgeKpzWkrXV59

Score

7^/10

evasion trojan

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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	SuperMarioBrothers2Screensaver_pc.exe

Executes dropped EXE 2 IoCs

pid	Process
3968	SuperMarioBrothers2Screensaver_pc.exe
5028	FlashPlayer_10_3_32bit.exe

Loads dropped DLL 3 IoCs

pid	Process
5028	FlashPlayer_10_3_32bit.exe
5028	FlashPlayer_10_3_32bit.exe
5028	FlashPlayer_10_3_32bit.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	FlashPlayer_10_3_32bit.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5028	FlashPlayer_10_3_32bit.exe
5028	FlashPlayer_10_3_32bit.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 3968	3812	SuperMarioBrothers2Screensaver_pc.exe	88
PID 3812 wrote to memory of 3968	3812	SuperMarioBrothers2Screensaver_pc.exe	88
PID 3812 wrote to memory of 3968	3812	SuperMarioBrothers2Screensaver_pc.exe	88
PID 3968 wrote to memory of 5028	3968	SuperMarioBrothers2Screensaver_pc.exe	97
PID 3968 wrote to memory of 5028	3968	SuperMarioBrothers2Screensaver_pc.exe	97
PID 3968 wrote to memory of 5028	3968	SuperMarioBrothers2Screensaver_pc.exe	97

C:\Users\Admin\AppData\Local\Temp\SuperMarioBrothers2Screensaver_pc.exe
"C:\Users\Admin\AppData\Local\Temp\SuperMarioBrothers2Screensaver_pc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3812
- C:\Users\Admin\AppData\Local\Screentime\STF1\SuperMarioBrothers2Screensaver_pc.exe
  "C:\Users\Admin\AppData\Local\Screentime\STF1\SuperMarioBrothers2Screensaver_pc.exe" /l=786540
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3968
- - C:\Users\Admin\AppData\Local\Screentime\STF2\FlashPlayer_10_3_32bit.exe
    C:\Users\Admin\AppData\Local\Screentime\STF2\FlashPlayer_10_3_32bit.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Checks whether UAC is enabled
    - Suspicious behavior: EnumeratesProcesses
    PID:5028

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 --field-trial-handle=4256,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=1300 /prefetch:8
1⤵
PID:60

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Screentime\STF1\SuperMarioBrothers2Screensaver_pc.exe

Filesize
5.4MB

MD5
5699672c11e4feb6d6a7112d268754c4

SHA1
67baf75c5e53aff52af659e147e0eb76bd46d44f

SHA256
43d6e877667eee8ac8c989351171ce3cce061858a20c8d86b16028622825a736

SHA512
f828a4e50d5467ef6a14a05e24d6df6be164967aba6852b16362a114ee4aed98be49f182f62d21193eee9b908e312198ffbfbc37ac0898bc29089e15fb6868eb

Download Submit
C:\Users\Admin\AppData\Local\Screentime\STF2\FlashPlayer_10_3_32bit.exe

Filesize
3.0MB

MD5
4074ba7e75cd599dad9c88fc249ebd2e

SHA1
d86ca46afc312b14375aad483d1c7e5f12c707a4

SHA256
72bbb5a2f4f58bc086b49a58b18fe60f8b616d46c705ee55c507490d67b7395e

SHA512
d879d4898dae049ae592bc349573e615a209dccf46103dde3914f45f74a5c51c17ba953864dec6c1d8dd574e6008dd74c9069ebb302ebd863f90d74ab3ee8e4c

Download Submit
C:\Users\Admin\AppData\Local\Temp\178A.tmp

Filesize
321KB

MD5
19d518aed5f3c9fac67e2556f78ced02

SHA1
24d3bd66057918b0f469fe34ed42d32390ce8187

SHA256
9e9d10f1b347a0f1d827277fcf2cbfa8c95343dcf585b62eb3baba5df2b6f8cd

SHA512
04b43688d8a67c2994977d0e320bd1934c89134f20007ff171604a8c1ccaecb0e0f0f80ff6979926aafc87b8fc3faaad11ada1e247a74a9ce0b7e005517d6d95

Download Submit
C:\Users\Admin\AppData\Local\Temp\178B.tmp

Filesize
239KB

MD5
e5f6086284a27624615f1061e05485ac

SHA1
6f758703805a9e96346551345426d3323ba60845

SHA256
19cc04da0536ebccd252b1bad8d7731a30366e62d043a93e793447f502f410bc

SHA512
f1b87db8c32262c4db79d324d9f11012e366860a4e50e88381cd8d4e8345388e298a964ce2833a604069067789d410d1b281c149ce14d24c4ae676a656b28d33

Download Submit
memory/3812-0-0x0000000000630000-0x0000000000631000-memory.dmp

Filesize
4KB

Download
memory/3812-23-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/3812-44-0x0000000000630000-0x0000000000631000-memory.dmp

Filesize
4KB

Download
memory/3968-19-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/3968-24-0x0000000000400000-0x00000000004F7000-memory.dmp

Filesize
988KB

Download
memory/3968-43-0x0000000000400000-0x00000000004F7000-memory.dmp

Filesize
988KB

Download
memory/3968-45-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads