Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
13/03/2024, 14:45
Static task
static1
Behavioral task
behavioral1
Sample
c623feac5b0f7e4f4db32a2606fb8b2b.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
c623feac5b0f7e4f4db32a2606fb8b2b.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/rzvqilk.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/rzvqilk.dll
Resource
win10v2004-20240226-en
General
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Target
c623feac5b0f7e4f4db32a2606fb8b2b.exe
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Size
677KB
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MD5
c623feac5b0f7e4f4db32a2606fb8b2b
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SHA1
0e4d2efa63ab86342ae39e047661377e18250e60
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SHA256
04732e4278980bd60558de4f6385084465e79d71007a5a23af822510593fe895
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SHA512
f8c9bf4dbf8b497a80a4b4637c1b59e24a26a1fddb7aa564b5bc91ceecd2de1b0e8dd0dfbd27b6b8f210ce9d7ccd7d7620d5ddbd10e1b54bf754ac4cbd029155
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SSDEEP
12288:XEUrfzVQkQRKI8KnAg3aMcJheKBmZDZIJ0c/zlRrGuOQuNpOGpjeN/i:XPrf5pE84aMbK30erSya
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2424 1431993751.exe -
Loads dropped DLL 2 IoCs
pid Process 2816 c623feac5b0f7e4f4db32a2606fb8b2b.exe 2816 c623feac5b0f7e4f4db32a2606fb8b2b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1572 2424 WerFault.exe 89 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4680 wmic.exe Token: SeSecurityPrivilege 4680 wmic.exe Token: SeTakeOwnershipPrivilege 4680 wmic.exe Token: SeLoadDriverPrivilege 4680 wmic.exe Token: SeSystemProfilePrivilege 4680 wmic.exe Token: SeSystemtimePrivilege 4680 wmic.exe Token: SeProfSingleProcessPrivilege 4680 wmic.exe Token: SeIncBasePriorityPrivilege 4680 wmic.exe Token: SeCreatePagefilePrivilege 4680 wmic.exe Token: SeBackupPrivilege 4680 wmic.exe Token: SeRestorePrivilege 4680 wmic.exe Token: SeShutdownPrivilege 4680 wmic.exe Token: SeDebugPrivilege 4680 wmic.exe Token: SeSystemEnvironmentPrivilege 4680 wmic.exe Token: SeRemoteShutdownPrivilege 4680 wmic.exe Token: SeUndockPrivilege 4680 wmic.exe Token: SeManageVolumePrivilege 4680 wmic.exe Token: 33 4680 wmic.exe Token: 34 4680 wmic.exe Token: 35 4680 wmic.exe Token: 36 4680 wmic.exe Token: SeIncreaseQuotaPrivilege 4680 wmic.exe Token: SeSecurityPrivilege 4680 wmic.exe Token: SeTakeOwnershipPrivilege 4680 wmic.exe Token: SeLoadDriverPrivilege 4680 wmic.exe Token: SeSystemProfilePrivilege 4680 wmic.exe Token: SeSystemtimePrivilege 4680 wmic.exe Token: SeProfSingleProcessPrivilege 4680 wmic.exe Token: SeIncBasePriorityPrivilege 4680 wmic.exe Token: SeCreatePagefilePrivilege 4680 wmic.exe Token: SeBackupPrivilege 4680 wmic.exe Token: SeRestorePrivilege 4680 wmic.exe Token: SeShutdownPrivilege 4680 wmic.exe Token: SeDebugPrivilege 4680 wmic.exe Token: SeSystemEnvironmentPrivilege 4680 wmic.exe Token: SeRemoteShutdownPrivilege 4680 wmic.exe Token: SeUndockPrivilege 4680 wmic.exe Token: SeManageVolumePrivilege 4680 wmic.exe Token: 33 4680 wmic.exe Token: 34 4680 wmic.exe Token: 35 4680 wmic.exe Token: 36 4680 wmic.exe Token: SeIncreaseQuotaPrivilege 4568 wmic.exe Token: SeSecurityPrivilege 4568 wmic.exe Token: SeTakeOwnershipPrivilege 4568 wmic.exe Token: SeLoadDriverPrivilege 4568 wmic.exe Token: SeSystemProfilePrivilege 4568 wmic.exe Token: SeSystemtimePrivilege 4568 wmic.exe Token: SeProfSingleProcessPrivilege 4568 wmic.exe Token: SeIncBasePriorityPrivilege 4568 wmic.exe Token: SeCreatePagefilePrivilege 4568 wmic.exe Token: SeBackupPrivilege 4568 wmic.exe Token: SeRestorePrivilege 4568 wmic.exe Token: SeShutdownPrivilege 4568 wmic.exe Token: SeDebugPrivilege 4568 wmic.exe Token: SeSystemEnvironmentPrivilege 4568 wmic.exe Token: SeRemoteShutdownPrivilege 4568 wmic.exe Token: SeUndockPrivilege 4568 wmic.exe Token: SeManageVolumePrivilege 4568 wmic.exe Token: 33 4568 wmic.exe Token: 34 4568 wmic.exe Token: 35 4568 wmic.exe Token: 36 4568 wmic.exe Token: SeIncreaseQuotaPrivilege 4568 wmic.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2816 wrote to memory of 2424 2816 c623feac5b0f7e4f4db32a2606fb8b2b.exe 89 PID 2816 wrote to memory of 2424 2816 c623feac5b0f7e4f4db32a2606fb8b2b.exe 89 PID 2816 wrote to memory of 2424 2816 c623feac5b0f7e4f4db32a2606fb8b2b.exe 89 PID 2424 wrote to memory of 4680 2424 1431993751.exe 90 PID 2424 wrote to memory of 4680 2424 1431993751.exe 90 PID 2424 wrote to memory of 4680 2424 1431993751.exe 90 PID 2424 wrote to memory of 4568 2424 1431993751.exe 96 PID 2424 wrote to memory of 4568 2424 1431993751.exe 96 PID 2424 wrote to memory of 4568 2424 1431993751.exe 96 PID 2424 wrote to memory of 680 2424 1431993751.exe 98 PID 2424 wrote to memory of 680 2424 1431993751.exe 98 PID 2424 wrote to memory of 680 2424 1431993751.exe 98 PID 2424 wrote to memory of 1132 2424 1431993751.exe 100 PID 2424 wrote to memory of 1132 2424 1431993751.exe 100 PID 2424 wrote to memory of 1132 2424 1431993751.exe 100 PID 2424 wrote to memory of 4164 2424 1431993751.exe 102 PID 2424 wrote to memory of 4164 2424 1431993751.exe 102 PID 2424 wrote to memory of 4164 2424 1431993751.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\c623feac5b0f7e4f4db32a2606fb8b2b.exe"C:\Users\Admin\AppData\Local\Temp\c623feac5b0f7e4f4db32a2606fb8b2b.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Users\Admin\AppData\Local\Temp\1431993751.exeC:\Users\Admin\AppData\Local\Temp\1431993751.exe 6|8|8|7|6|8|6|9|3|9|1 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2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic /output:C:\Users\Admin\AppData\Local\Temp\81710341107.txt bios get serialnumber3⤵
- Suspicious use of AdjustPrivilegeToken
PID:4680
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C:\Windows\SysWOW64\Wbem\wmic.exewmic /output:C:\Users\Admin\AppData\Local\Temp\81710341107.txt bios get version3⤵
- Suspicious use of AdjustPrivilegeToken
PID:4568
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C:\Windows\SysWOW64\Wbem\wmic.exewmic /output:C:\Users\Admin\AppData\Local\Temp\81710341107.txt bios get version3⤵PID:680
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C:\Windows\SysWOW64\Wbem\wmic.exewmic /output:C:\Users\Admin\AppData\Local\Temp\81710341107.txt bios get version3⤵PID:1132
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C:\Windows\SysWOW64\Wbem\wmic.exewmic /output:C:\Users\Admin\AppData\Local\Temp\81710341107.txt bios get version3⤵PID:4164
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 8523⤵
- Program crash
PID:1572
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2424 -ip 24241⤵PID:2580
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1021KB
MD53e442360dd7b1e18ebff02ee6826d593
SHA18ebc97f7360c7f9fb6cb2cb33fb298fd8e7ee502
SHA2566146c354b5226ab474d5ad191be2f685fc6e3623eeb2c9f96c1ea7767c434081
SHA5124f7dccd78a88495a2588c058acc715277c9812b4fbdff9aff9906bb2b3109c857acb9c277cb342a5fff700da8d39b2760d08445397b7481378ebd667671edde0
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Filesize
66B
MD59025468f85256136f923096b01375964
SHA17fcd174999661594fa5f88890ffb195e9858cc52
SHA256d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df
SHA51292cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
58B
MD5dd876faf0fd44a5fab3e82368e2e8b15
SHA101b04083fa278dda3a81705ca5abcfee487a3c90
SHA2565602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9
SHA512e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b
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Filesize
40KB
MD55f13dbc378792f23e598079fc1e4422b
SHA15813c05802f15930aa860b8363af2b58426c8adf
SHA2566e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d
SHA5129270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5
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Filesize
158KB
MD5b7de66fb6de771bd04f51454ce1232c3
SHA18773323ffd3bd32d0065dc3f92f6d076ad769b10
SHA25682377f5992f79b420e851a47a5cd0c4491d3346f9472615b3f4b7ccd5404397d
SHA512b005b5c471b796b2c964e9c7f8c3df7326f26a6310309f9b8cf29e6f0d379276360d59a6b333969c9a468dd47ddf8ef9a01a45fb8c6d2f0961d511d6013a9428