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Overview
overview
7Static
static
3bb29500875...22.exe
windows7-x64
7bb29500875...22.exe
windows10-2004-x64
7$PLUGINSDIR/7za.exe
windows7-x64
1$PLUGINSDIR/7za.exe
windows10-2004-x64
1$PLUGINSDI...G].exe
windows7-x64
1$PLUGINSDI...G].exe
windows10-2004-x64
1$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3Analysis
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max time kernel
90s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
08/03/2024, 11:36
Static task
static1
Behavioral task
behavioral1
Sample
bb29500875c86cba825c0625d6563f22.exe
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral2
Sample
bb29500875c86cba825c0625d6563f22.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/7za.exe
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/7za.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
$PLUGINSDIR/[RANDOM_STRING].exe
Resource
win7-20240221-en
windows7-x64
Behavioral task
behavioral6
Sample
$PLUGINSDIR/[RANDOM_STRING].exe
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231129-en
windows7-x64
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
windows10-2004-x64
General
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Target
bb29500875c86cba825c0625d6563f22.exe
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Size
420KB
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MD5
bb29500875c86cba825c0625d6563f22
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SHA1
ed1a8e5284b7357acdc9bae6d92f45d3b5f2a437
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SHA256
21d5770b9fb5b45f68721d159c189e4d1990ba34870a31e199273585cc3a7f70
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SHA512
7e528e56698b1221dce838d5b90b4bea9cd7de58ddcb7b1ad56cc705d01c35cd28333cbd4e8aa07cd782e4dbe667d0abbc44076bc44f99f5ae878938d23fa73b
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SSDEEP
12288:LF0UX37yIxu9W3/DD0O5vB/KoiICAHyzx1Jm:LF0837vxUW3sE1eIy91Jm
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1232 7za.exe -
Loads dropped DLL 5 IoCs
pid Process 3668 bb29500875c86cba825c0625d6563f22.exe 3668 bb29500875c86cba825c0625d6563f22.exe 3668 bb29500875c86cba825c0625d6563f22.exe 3668 bb29500875c86cba825c0625d6563f22.exe 3668 bb29500875c86cba825c0625d6563f22.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3148 WMIC.exe Token: SeSecurityPrivilege 3148 WMIC.exe Token: SeTakeOwnershipPrivilege 3148 WMIC.exe Token: SeLoadDriverPrivilege 3148 WMIC.exe Token: SeSystemProfilePrivilege 3148 WMIC.exe Token: SeSystemtimePrivilege 3148 WMIC.exe Token: SeProfSingleProcessPrivilege 3148 WMIC.exe Token: SeIncBasePriorityPrivilege 3148 WMIC.exe Token: SeCreatePagefilePrivilege 3148 WMIC.exe Token: SeBackupPrivilege 3148 WMIC.exe Token: SeRestorePrivilege 3148 WMIC.exe Token: SeShutdownPrivilege 3148 WMIC.exe Token: SeDebugPrivilege 3148 WMIC.exe Token: SeSystemEnvironmentPrivilege 3148 WMIC.exe Token: SeRemoteShutdownPrivilege 3148 WMIC.exe Token: SeUndockPrivilege 3148 WMIC.exe Token: SeManageVolumePrivilege 3148 WMIC.exe Token: 33 3148 WMIC.exe Token: 34 3148 WMIC.exe Token: 35 3148 WMIC.exe Token: 36 3148 WMIC.exe Token: SeIncreaseQuotaPrivilege 3148 WMIC.exe Token: SeSecurityPrivilege 3148 WMIC.exe Token: SeTakeOwnershipPrivilege 3148 WMIC.exe Token: SeLoadDriverPrivilege 3148 WMIC.exe Token: SeSystemProfilePrivilege 3148 WMIC.exe Token: SeSystemtimePrivilege 3148 WMIC.exe Token: SeProfSingleProcessPrivilege 3148 WMIC.exe Token: SeIncBasePriorityPrivilege 3148 WMIC.exe Token: SeCreatePagefilePrivilege 3148 WMIC.exe Token: SeBackupPrivilege 3148 WMIC.exe Token: SeRestorePrivilege 3148 WMIC.exe Token: SeShutdownPrivilege 3148 WMIC.exe Token: SeDebugPrivilege 3148 WMIC.exe Token: SeSystemEnvironmentPrivilege 3148 WMIC.exe Token: SeRemoteShutdownPrivilege 3148 WMIC.exe Token: SeUndockPrivilege 3148 WMIC.exe Token: SeManageVolumePrivilege 3148 WMIC.exe Token: 33 3148 WMIC.exe Token: 34 3148 WMIC.exe Token: 35 3148 WMIC.exe Token: 36 3148 WMIC.exe Token: SeIncreaseQuotaPrivilege 4748 WMIC.exe Token: SeSecurityPrivilege 4748 WMIC.exe Token: SeTakeOwnershipPrivilege 4748 WMIC.exe Token: SeLoadDriverPrivilege 4748 WMIC.exe Token: SeSystemProfilePrivilege 4748 WMIC.exe Token: SeSystemtimePrivilege 4748 WMIC.exe Token: SeProfSingleProcessPrivilege 4748 WMIC.exe Token: SeIncBasePriorityPrivilege 4748 WMIC.exe Token: SeCreatePagefilePrivilege 4748 WMIC.exe Token: SeBackupPrivilege 4748 WMIC.exe Token: SeRestorePrivilege 4748 WMIC.exe Token: SeShutdownPrivilege 4748 WMIC.exe Token: SeDebugPrivilege 4748 WMIC.exe Token: SeSystemEnvironmentPrivilege 4748 WMIC.exe Token: SeRemoteShutdownPrivilege 4748 WMIC.exe Token: SeUndockPrivilege 4748 WMIC.exe Token: SeManageVolumePrivilege 4748 WMIC.exe Token: 33 4748 WMIC.exe Token: 34 4748 WMIC.exe Token: 35 4748 WMIC.exe Token: 36 4748 WMIC.exe Token: SeIncreaseQuotaPrivilege 4748 WMIC.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3668 wrote to memory of 3148 3668 bb29500875c86cba825c0625d6563f22.exe 85 PID 3668 wrote to memory of 3148 3668 bb29500875c86cba825c0625d6563f22.exe 85 PID 3668 wrote to memory of 3148 3668 bb29500875c86cba825c0625d6563f22.exe 85 PID 3668 wrote to memory of 4748 3668 bb29500875c86cba825c0625d6563f22.exe 88 PID 3668 wrote to memory of 4748 3668 bb29500875c86cba825c0625d6563f22.exe 88 PID 3668 wrote to memory of 4748 3668 bb29500875c86cba825c0625d6563f22.exe 88 PID 3668 wrote to memory of 4792 3668 bb29500875c86cba825c0625d6563f22.exe 90 PID 3668 wrote to memory of 4792 3668 bb29500875c86cba825c0625d6563f22.exe 90 PID 3668 wrote to memory of 4792 3668 bb29500875c86cba825c0625d6563f22.exe 90 PID 3668 wrote to memory of 4724 3668 bb29500875c86cba825c0625d6563f22.exe 92 PID 3668 wrote to memory of 4724 3668 bb29500875c86cba825c0625d6563f22.exe 92 PID 3668 wrote to memory of 4724 3668 bb29500875c86cba825c0625d6563f22.exe 92 PID 3668 wrote to memory of 1232 3668 bb29500875c86cba825c0625d6563f22.exe 94 PID 3668 wrote to memory of 1232 3668 bb29500875c86cba825c0625d6563f22.exe 94 PID 3668 wrote to memory of 1232 3668 bb29500875c86cba825c0625d6563f22.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\bb29500875c86cba825c0625d6563f22.exe"C:\Users\Admin\AppData\Local\Temp\bb29500875c86cba825c0625d6563f22.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\SysWOW64\Wbem\WMIC.exeWMIC csproduct Get UUID /FORMAT:textvaluelist.xsl2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3148
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C:\Windows\SysWOW64\Wbem\WMIC.exeWMIC bios Get SerialNumber /FORMAT:textvaluelist.xsl2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4748
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C:\Windows\SysWOW64\Wbem\WMIC.exeWMIC bios Get Version /FORMAT:textvaluelist.xsl2⤵PID:4792
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C:\Windows\SysWOW64\Wbem\WMIC.exeWMIC csproduct Get Name /FORMAT:textvaluelist.xsl2⤵PID:4724
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C:\Users\Admin\AppData\Local\Temp\nsv48B3.tmp\7za.exe7za.exe e -y -p"6d383993feb2785b9c18c2635e1ec87d" [RANDOM_STRING].7z2⤵
- Executes dropped EXE
PID:1232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
574KB
MD542badc1d2f03a8b1e4875740d3d49336
SHA1cee178da1fb05f99af7a3547093122893bd1eb46
SHA256c136b1467d669a725478a6110ebaaab3cb88a3d389dfa688e06173c066b76fcf
SHA5126bc519a7368ee6bd8c8f69f2d634dd18799b4ca31fbc284d2580ba625f3a88b6a52d2bc17bea0e75e63ca11c10356c47ee00c2c500294abcb5141424fc5dc71c
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Filesize
225KB
MD597e1bf2e31c6bf64b39b994449678cfc
SHA11a40e8d9dc518cf2c8b844ea6f3e95abc88020fd
SHA256fe2fc51bdd292232adb8042b5bc0d144b899a0c8df602632deec17fb3f443cb9
SHA512603e55914d62d79a53ae88cd6644f3a03bc16eb2d4d70f450e6f04eb1ca0defbe7dd37ea3983cb226b9ac68a5b220423b207313661eec1a3959367e485022fe8
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Filesize
193KB
MD510bd2af1b07ec6bc9cd17ba512569e59
SHA1807e17ab1b98177e135d30941b45081960d1e866
SHA2569c620ef6eac3d0d9d3f6f2622a53d1f543cebd93846636ba397683962c07fc7c
SHA512deacd041f12b6ec74f9e4488874ce962037990ed0ae424aaeabf2c35876b2ebbb943f92e9a4ffe504718bb00021209b035439ea4d7c64a4031b86ce9104ce3ed
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Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe