706d7da494980ca614dd40cdff3a271be9622d43643e34cac7917670adb3f3ad

Analysis

max time kernel
147s
max time network
135s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
10/12/2023, 19:16

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General

Target

file.exe
Size

6.9MB
MD5

b4c1fe8ec7e60dd2d1af8036322ed7b3
SHA1

939f9e7fdeeae2a1deb9438c6545cc5c857dd4ec
SHA256

706d7da494980ca614dd40cdff3a271be9622d43643e34cac7917670adb3f3ad
SHA512

1b00ad96a8fa43a35acb2791108561dee1ec408b97ee620c535cd950e4e617dd0139d8e47689073f0d89364ea662172ebbe1dd85685307699b457cb87f221674
SSDEEP

196608:xSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:xSjumV+jHUodIjk5VzfE9Awzj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
1732	file.tmp
1548	crtgame.exe
268	crtgame.exe

Loads dropped DLL 6 IoCs

pid	Process
2120	file.exe
1732	file.tmp
1732	file.tmp
1732	file.tmp
1732	file.tmp
1732	file.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	152.89.198.214

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 63 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\CRTGame\uninstall\is-FS2VA.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-S105K.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-NHL74.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-ALD4A.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-OEQPR.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-710J0.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-9QO91.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\uninstall\unins000.dat	file.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-3H3RP.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-VK8FC.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-JLO88.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-U9QLF.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-FEP96.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-FL5O4.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-K0IR4.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-07BCT.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-LEFNN.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-9J9A2.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-NMO0U.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-6J8BH.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-KSRRH.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-H946U.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-HOGV1.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-3C6I6.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-DD5NQ.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-IN8G7.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-BE61D.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-UPPF9.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-IBIAM.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-PA0QO.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-8KP9M.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-4BS35.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-78L31.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-EKSP0.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-2QDD6.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-70803.tmp	file.tmp
File opened for modification	C:\Program Files (x86)\CRTGame\uninstall\unins000.dat	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-4PEQB.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-377OI.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-F15IE.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-LLMEH.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-0BU29.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-AANKA.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-57KBU.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-HIJPL.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-LCQ6V.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-BN3K5.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-N9134.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-DBLV8.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-BE57U.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-3A0I5.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\is-GV1V9.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-0ROTA.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-F5M2B.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-5CFIK.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-ST6B5.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-2RI54.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-2BRG8.tmp	file.tmp
File opened for modification	C:\Program Files (x86)\CRTGame\crtgame.exe	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-119RQ.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-UNUIA.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-BCA35.tmp	file.tmp
File created	C:\Program Files (x86)\CRTGame\bin\x86\is-2EV5J.tmp	file.tmp

Runs net.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1732	file.tmp

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 2120 wrote to memory of 1732	2120	file.exe	28
PID 1732 wrote to memory of 1664	1732	file.tmp	29
PID 1732 wrote to memory of 1664	1732	file.tmp	29
PID 1732 wrote to memory of 1664	1732	file.tmp	29
PID 1732 wrote to memory of 1664	1732	file.tmp	29
PID 1732 wrote to memory of 1548	1732	file.tmp	31
PID 1732 wrote to memory of 1548	1732	file.tmp	31
PID 1732 wrote to memory of 1548	1732	file.tmp	31
PID 1732 wrote to memory of 1548	1732	file.tmp	31
PID 1732 wrote to memory of 676	1732	file.tmp	32
PID 1732 wrote to memory of 676	1732	file.tmp	32
PID 1732 wrote to memory of 676	1732	file.tmp	32
PID 1732 wrote to memory of 676	1732	file.tmp	32
PID 1732 wrote to memory of 268	1732	file.tmp	33
PID 1732 wrote to memory of 268	1732	file.tmp	33
PID 1732 wrote to memory of 268	1732	file.tmp	33
PID 1732 wrote to memory of 268	1732	file.tmp	33
PID 676 wrote to memory of 888	676	net.exe	35
PID 676 wrote to memory of 888	676	net.exe	35
PID 676 wrote to memory of 888	676	net.exe	35
PID 676 wrote to memory of 888	676	net.exe	35

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\is-OK400.tmp\file.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-OK400.tmp\file.tmp" /SL5="$160150,6998999,54272,C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:1664
- - C:\Program Files (x86)\CRTGame\crtgame.exe
    "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
    3⤵
    - Executes dropped EXE
    PID:1548
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 10
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:676
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      4⤵
      PID:888
- - C:\Program Files (x86)\CRTGame\crtgame.exe
    "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
    3⤵
    - Executes dropped EXE
    PID:268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\CRTGame\crtgame.exe

Filesize
231KB

MD5
8f9b3ee4b1a00f1928b53e5aeb16a65a

SHA1
3acbb52c7a2edd830b0ae733565a0de4e5d94034

SHA256
99b5cdedc03dc21b44e2c64597680a894f8fa61ed675097a616f72306643ea02

SHA512
1ba89510dfd368db2d58970b04178ffd624a5efc1183f73ddeba966757ed93caaff71dfb27cab81400ecaacae64ac107d908ebf99717db12b278b55568a32c3b

Download Submit
C:\Program Files (x86)\CRTGame\crtgame.exe

Filesize
2.1MB

MD5
2415393d2f2fa86c044408d5132cf85b

SHA1
fff07515e83a6b54776dab3846e968040708e169

SHA256
823e49580058cc0fa454127299a9fa01a74781707deda9ac92d7be62637d6abc

SHA512
af9e3d93e650e0b301cd8ed838c56f091869c5468b0aaa262f6dbadc413901890362ba5d836cd406319403c35f50b35cd863c83318edb355cb294d53f0b95eaa

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-OK400.tmp\file.tmp

Filesize
687KB

MD5
f448d7f4b76e5c9c3a4eaff16a8b9b73

SHA1
31808f1ffa84c954376975b7cdb0007e6b762488

SHA256
7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

SHA512
f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

Download Submit
\Program Files (x86)\CRTGame\crtgame.exe

Filesize
1.9MB

MD5
2d7ea5f651d1a809e5d60df21514bb0a

SHA1
fb14821feb77bef9b8934ade573dec5f0819f063

SHA256
6dd6fd09fb752f4e7c92ede48ecd24d2ddf4781f6506226ded1131e500b77dbb

SHA512
c283097fe3a64a468d520c8787056019779edfefc0e7073739f7030f7977b6d723187935c4f6a8e0adf6358a2afd2005091179a2becc11feea19c6954cc44e56

Download Submit
\Users\Admin\AppData\Local\Temp\is-LHCN9.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-LHCN9.tmp\_isetup\_isdecmp.dll

Filesize
19KB

MD5
3adaa386b671c2df3bae5b39dc093008

SHA1
067cf95fbdb922d81db58432c46930f86d23dded

SHA256
71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

SHA512
bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

Download Submit
\Users\Admin\AppData\Local\Temp\is-LHCN9.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-OK400.tmp\file.tmp

Filesize
529KB

MD5
93da759bf0ac069d0cdb06c6d2e6ee66

SHA1
59ff8add18cf77a68d2bdc70a0551623feebcefa

SHA256
29b139ba43dc73bcda72339b4712d4e9dbd1997b41694b5c0dfc4d555c0d3763

SHA512
444cc37cd040e6b893a129f244de4a3457073fb43afed1404042f191521dfd8f073ca11b445265b533f46c5a1d3b4f94da9f276447a73628cdc736ae13538438

Download Submit
memory/268-198-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-165-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-207-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-204-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-201-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-214-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-185-0x0000000002500000-0x00000000025A1000-memory.dmp

Filesize
644KB

Download
memory/268-160-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-162-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-197-0x0000000002500000-0x00000000025A1000-memory.dmp

Filesize
644KB

Download
memory/268-194-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-211-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-191-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-186-0x0000000002500000-0x00000000025A1000-memory.dmp

Filesize
644KB

Download
memory/268-170-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-171-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-174-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-175-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-178-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-181-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/268-184-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/1548-153-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/1548-158-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/1548-155-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/1548-154-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/1732-167-0x0000000003510000-0x000000000372B000-memory.dmp

Filesize
2.1MB

Download
memory/1732-166-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1732-164-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1732-151-0x0000000003510000-0x000000000372B000-memory.dmp

Filesize
2.1MB

Download
memory/1732-8-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2120-163-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2120-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download