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Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
10/12/2023, 20:15
Static task
static1
Behavioral task
behavioral1
Sample
2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe
Resource
win10v2004-20231127-en
General
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Target
2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe
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Size
6.9MB
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MD5
66df321d9ba002fdbaff7a47fd4a84d6
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SHA1
a42b52a2853f8489f2de95bcaf8e274c74f60fba
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SHA256
2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5
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SHA512
2c23f7f85564c6283529ed40a7a9fac5badf30f4a20244dcb46748cd84c10c591876aef7bb30713d7569a9a5ae5dd7c704caeb50f2ff482239adae370b196950
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SSDEEP
196608:qA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:SBmakyVnlUQ7Wz3Tv1jNTh0zj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 4036 crtgame.exe 2944 crtgame.exe -
Loads dropped DLL 3 IoCs
pid Process 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.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 81.31.197.38 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\CRTGame\uninstall\unins000.dat 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-A6DFC.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QQEAA.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HIAK5.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-F2ORH.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-6CT5K.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File opened for modification C:\Program Files (x86)\CRTGame\uninstall\unins000.dat 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\uninstall\is-O3RFN.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ACVTD.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-0E1BH.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9LH35.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-G80IR.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-7S2RL.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-T2AGF.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-1DQ9E.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-RM4KA.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2QSIK.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-EU25T.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-83O51.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LF79G.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-N2IS7.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DBV09.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-8E729.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-T31QO.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3VC8L.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-MHP8F.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IS2HI.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-24FVA.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-0UQRQ.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-G09CF.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-KG73B.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-M96JT.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-ASU9M.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File opened for modification C:\Program Files (x86)\CRTGame\crtgame.exe 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-7EFAU.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-69BEH.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-9DHTA.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QHU4A.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GMVAL.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-B03H4.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\is-DQ3LF.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-NCLN9.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-JTP88.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-IQ2IE.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-TT332.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-237R0.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DD3DV.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-4BT7Q.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-VB2IT.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-0QV7O.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-6EV2B.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GQMPJ.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-DIC4N.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LNBP9.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-Q5ATL.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-BR4RP.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-11JRH.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3IAO4.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LKVQB.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-6OGII.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-CQL05.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HNP6U.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-49BR4.tmp 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3140 wrote to memory of 1756 3140 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe 89 PID 3140 wrote to memory of 1756 3140 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe 89 PID 3140 wrote to memory of 1756 3140 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe 89 PID 1756 wrote to memory of 440 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 90 PID 1756 wrote to memory of 440 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 90 PID 1756 wrote to memory of 440 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 90 PID 1756 wrote to memory of 4036 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 91 PID 1756 wrote to memory of 4036 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 91 PID 1756 wrote to memory of 4036 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 91 PID 1756 wrote to memory of 524 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 95 PID 1756 wrote to memory of 524 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 95 PID 1756 wrote to memory of 524 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 95 PID 1756 wrote to memory of 2944 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 94 PID 1756 wrote to memory of 2944 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 94 PID 1756 wrote to memory of 2944 1756 2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp 94 PID 524 wrote to memory of 1728 524 net.exe 96 PID 524 wrote to memory of 1728 524 net.exe 96 PID 524 wrote to memory of 1728 524 net.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe"C:\Users\Admin\AppData\Local\Temp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3140 -
C:\Users\Admin\AppData\Local\Temp\is-DF7NP.tmp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp"C:\Users\Admin\AppData\Local\Temp\is-DF7NP.tmp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp" /SL5="$6017C,6977575,54272,C:\Users\Admin\AppData\Local\Temp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:440
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
PID:4036
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
PID:2944
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 104⤵PID:1728
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.2MB
MD5b8e81dae6b2ed2e61fa165a7091f6f72
SHA13b683792957819b5411965dd35f47ec1b3588177
SHA256011868ddead096706efd66240722cf8d98c95ff1b50ad53d6c5345f4b743b41c
SHA512da35763c353aa082007f104a3756f1e820bd18a07d943d9d7ff0820367923375725eb31d4922d66c60d58cafe21e7999420bfd7b64db8bba32a132f4179fa473
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Filesize
1.4MB
MD52edff3eba00e778f9ae77cb803653572
SHA1d2af130e442e379f96d901f3274eff9d9fd8f9ab
SHA25689dce9e5285e832bceaf936f84389dd30e76eafa61e44bb640f778388062dcbc
SHA512e6d9809b06623c20a519d8429b7ba2dfe4d79206a78bc56b152a15a515f20097b8975152037a1c96c70112966f8f3d972e1be747a9478acbd33d86b27d1ce312
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Filesize
222KB
MD599a26a668f544187ccc9f6bebd98243c
SHA1845a4385da20fb99e44073553bfffe2142a0f988
SHA256cec1ce4ee5107a2de24d64b5c2d97e5a63573d0a424268ab85545db05f26d0bd
SHA5123a3299a4d13ad4de003af4a007774cb40432a8507df9c2109e9418d74eb7e43e251e419146944470435e848e66b8f3edc99f56603516ca85381974c7e5fbbf84
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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C:\Users\Admin\AppData\Local\Temp\is-DF7NP.tmp\2048a01f8fef7226ca4eccc4d6c62905c861bd77558fd791b88fedc0f5b8a2f5.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4