f08f680f17aaf9505a8d53648545ce684af9b39a90a8dc9d2e872693e1d59b45

General

Target

1015b0b5cfddfbc4baea6910d9c56c3c.exe
Size

6.9MB
MD5

1015b0b5cfddfbc4baea6910d9c56c3c
SHA1

9fe1cae9d38a53a1217556c60ffd3c02d8235d66
SHA256

f08f680f17aaf9505a8d53648545ce684af9b39a90a8dc9d2e872693e1d59b45
SHA512

536455cbd7a0240bb4608901c168826dadc4609132f07041bf6b4ac295b158f7cdf1be22790ee5776f80bbbc2bf4b4a13431375a7312b8f7afc05a13e22f2ecf
SSDEEP

196608:gK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:gDY6tiP3myRfzepXe4ny8gxzj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp

Loads dropped DLL 5 IoCs

pid	Process
2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\CRTGame\uninstall\is-3DRR5.tmp	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-CJKK9.tmp	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-76AC3.tmp	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
File created	C:\Program Files (x86)\CRTGame\stuff\is-3J06C.tmp	1015b0b5cfddfbc4baea6910d9c56c3c.tmp
File created	C:\Program Files (x86)\CRTGame\uninstall\unins000.dat	1015b0b5cfddfbc4baea6910d9c56c3c.tmp

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1015b0b5cfddfbc4baea6910d9c56c3c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1015b0b5cfddfbc4baea6910d9c56c3c.tmp

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2580	1015b0b5cfddfbc4baea6910d9c56c3c.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30
PID 2324 wrote to memory of 2580	2324	1015b0b5cfddfbc4baea6910d9c56c3c.exe	30

C:\Users\Admin\AppData\Local\Temp\1015b0b5cfddfbc4baea6910d9c56c3c.exe
"C:\Users\Admin\AppData\Local\Temp\1015b0b5cfddfbc4baea6910d9c56c3c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\is-BCN0D.tmp\1015b0b5cfddfbc4baea6910d9c56c3c.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-BCN0D.tmp\1015b0b5cfddfbc4baea6910d9c56c3c.tmp" /SL5="$500CE,6991381,54272,C:\Users\Admin\AppData\Local\Temp\1015b0b5cfddfbc4baea6910d9c56c3c.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\is-BCN0D.tmp\1015b0b5cfddfbc4baea6910d9c56c3c.tmp

Filesize
687KB

MD5
f448d7f4b76e5c9c3a4eaff16a8b9b73

SHA1
31808f1ffa84c954376975b7cdb0007e6b762488

SHA256
7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

SHA512
f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

Download Submit
\Users\Admin\AppData\Local\Temp\is-CN9GP.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-CN9GP.tmp\_isetup\_isdecmp.dll

Filesize
19KB

MD5
3adaa386b671c2df3bae5b39dc093008

SHA1
067cf95fbdb922d81db58432c46930f86d23dded

SHA256
71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

SHA512
bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

Download Submit
\Users\Admin\AppData\Local\Temp\is-CN9GP.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2324-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2324-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2324-33-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2580-8-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2580-34-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

Analysis

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