a40cac0b6ee1729cdb6fca3c950e533b913c2729afbd2fde045e86cc62c0ff60

max time kernel
133s
max time network
159s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
12-04-2024 14:12

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General

Target

tmp.exe
Size

9.4MB
MD5

db3edf03a8a2c8e96fe2d2deaaec76ff
SHA1

2d9c9f3a5d06f11c5c881a9df90ba33cc2894ac1
SHA256

a40cac0b6ee1729cdb6fca3c950e533b913c2729afbd2fde045e86cc62c0ff60
SHA512

121b6ba2c7a91a8639b4b88d9965528df245534ec65c4f1d463dbcc3aa2719debb4417a1a7d919527155097cc00521576b25b2d061b149d0c8b82ca999054135
SSDEEP

98304:kT2OhoLUWeKqyubAguIYylB9RK0RU4lFp887VO0J/yLaeWwGvJldmxe:VOE/IYypvU4loRpK

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

4388 svchost.exe

pid	process
4388	svchost.exe

Drops file in Windows directory 4 IoCs

Processes:

tmp.exesvchost.exe

description	ioc	process
File created	C:\Windows\System\xxx1.bak	tmp.exe
File created	C:\Windows\System\svchost.exe	tmp.exe
File opened for modification	C:\Windows\System\svchost.exe	tmp.exe
File created	C:\Windows\System\xxx1.bak	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

4672 schtasks.exe

pid	process
4672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

powershell.exepowershell.exetmp.exepowershell.exepowershell.exe

pid	process
4632	powershell.exe
4632	powershell.exe
4632	powershell.exe
4908	powershell.exe
4908	powershell.exe
4908	powershell.exe
2152	tmp.exe
2152	tmp.exe
1092	powershell.exe
1092	powershell.exe
1092	powershell.exe
704	powershell.exe
704	powershell.exe
704	powershell.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	4632	powershell.exe
Token: SeDebugPrivilege	4908	powershell.exe
Token: SeIncreaseQuotaPrivilege	4632	powershell.exe
Token: SeSecurityPrivilege	4632	powershell.exe
Token: SeTakeOwnershipPrivilege	4632	powershell.exe
Token: SeLoadDriverPrivilege	4632	powershell.exe
Token: SeSystemProfilePrivilege	4632	powershell.exe
Token: SeSystemtimePrivilege	4632	powershell.exe
Token: SeProfSingleProcessPrivilege	4632	powershell.exe
Token: SeIncBasePriorityPrivilege	4632	powershell.exe
Token: SeCreatePagefilePrivilege	4632	powershell.exe
Token: SeBackupPrivilege	4632	powershell.exe
Token: SeRestorePrivilege	4632	powershell.exe
Token: SeShutdownPrivilege	4632	powershell.exe
Token: SeDebugPrivilege	4632	powershell.exe
Token: SeSystemEnvironmentPrivilege	4632	powershell.exe
Token: SeRemoteShutdownPrivilege	4632	powershell.exe
Token: SeUndockPrivilege	4632	powershell.exe
Token: SeManageVolumePrivilege	4632	powershell.exe
Token: 33	4632	powershell.exe
Token: 34	4632	powershell.exe
Token: 35	4632	powershell.exe
Token: 36	4632	powershell.exe
Token: SeDebugPrivilege	1092	powershell.exe
Token: SeIncreaseQuotaPrivilege	1092	powershell.exe
Token: SeSecurityPrivilege	1092	powershell.exe
Token: SeTakeOwnershipPrivilege	1092	powershell.exe
Token: SeLoadDriverPrivilege	1092	powershell.exe
Token: SeSystemProfilePrivilege	1092	powershell.exe
Token: SeSystemtimePrivilege	1092	powershell.exe
Token: SeProfSingleProcessPrivilege	1092	powershell.exe
Token: SeIncBasePriorityPrivilege	1092	powershell.exe
Token: SeCreatePagefilePrivilege	1092	powershell.exe
Token: SeBackupPrivilege	1092	powershell.exe
Token: SeRestorePrivilege	1092	powershell.exe
Token: SeShutdownPrivilege	1092	powershell.exe
Token: SeDebugPrivilege	1092	powershell.exe
Token: SeSystemEnvironmentPrivilege	1092	powershell.exe
Token: SeRemoteShutdownPrivilege	1092	powershell.exe
Token: SeUndockPrivilege	1092	powershell.exe
Token: SeManageVolumePrivilege	1092	powershell.exe
Token: 33	1092	powershell.exe
Token: 34	1092	powershell.exe
Token: 35	1092	powershell.exe
Token: 36	1092	powershell.exe
Token: SeDebugPrivilege	704	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

tmp.exesvchost.exe

description	pid	process	target process
PID 2152 wrote to memory of 4632	2152	tmp.exe	powershell.exe
PID 2152 wrote to memory of 4632	2152	tmp.exe	powershell.exe
PID 2152 wrote to memory of 4908	2152	tmp.exe	powershell.exe
PID 2152 wrote to memory of 4908	2152	tmp.exe	powershell.exe
PID 2152 wrote to memory of 3988	2152	tmp.exe	schtasks.exe
PID 2152 wrote to memory of 3988	2152	tmp.exe	schtasks.exe
PID 2152 wrote to memory of 4672	2152	tmp.exe	schtasks.exe
PID 2152 wrote to memory of 4672	2152	tmp.exe	schtasks.exe
PID 2152 wrote to memory of 4388	2152	tmp.exe	svchost.exe
PID 2152 wrote to memory of 4388	2152	tmp.exe	svchost.exe
PID 4388 wrote to memory of 1092	4388	svchost.exe	powershell.exe
PID 4388 wrote to memory of 1092	4388	svchost.exe	powershell.exe
PID 4388 wrote to memory of 704	4388	svchost.exe	powershell.exe
PID 4388 wrote to memory of 704	4388	svchost.exe	powershell.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2152

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath c:\windows\
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4632

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath \\?\C:\Windows \
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4908

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /TN "Timer"
2⤵
PID:3988

C:\Windows\SYSTEM32\schtasks.exe
schtasks /create /sc minute /ED "11/02/2024" /mo 7 /tn "Timer" /tr c:\windows\system\svchost.exe /ru SYSTEM
2⤵
- Creates scheduled task(s)
PID:4672

C:\Windows\System\svchost.exe
"C:\Windows\System\svchost.exe" formal
2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4388

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath c:\windows\
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1092

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath \\?\C:\Windows \
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
268b890dae39e430e8b127909067ed96

SHA1
35939515965c0693ef46e021254c3e73ea8c4a2b

SHA256
7643d492a6f1e035b63b2e16c9c21d974a77dfd2d8e90b9c15ee412625e88c4c

SHA512
abc4b2ce10a6566f38c00ad55e433791dd45fca47deec70178daf0763578ff019fb0ec70792d5e9ecde4eb6778a35ba8a8c7ecd07550597d9bbb13521c9b98fb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
516e21adfd19056daed9731f672932ce

SHA1
80846ae5d79942ac2107d63f3040d7b6cd4f4a3e

SHA256
a829bb2ce6fd89fb2eee50ab516eec6189f904b1cf78ea58f4f4e44cd5fe3010

SHA512
2b867f20fc36e1d97051fabe29c4ea756cef98777dc4d151e46ba1c2e9745de291bcdeefd535409d1655c096aeff9b7cc3b0e0cadae472a52ced88c161b59354

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
d4a5a78923dea29dca3718e4e8db4fa0

SHA1
053db8f984e6eaa6dc8bf7d61b41643d4d43c287

SHA256
fbc1695daedd1d785b2d5fdc73b917b512b480087211a4f5908b130fcf99b207

SHA512
9f4d27e6727e417648e7cdfd35da0238fd2b46a38c34128bfa825321bdb3540383db004d6d4f09c26f922bdffa4b8a1f9886817be38c939ddcbfee84f86a6b4f

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rtqmbm3v.ti3.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\Windows\System\svchost.exe

Filesize
9.4MB

MD5
db3edf03a8a2c8e96fe2d2deaaec76ff

SHA1
2d9c9f3a5d06f11c5c881a9df90ba33cc2894ac1

SHA256
a40cac0b6ee1729cdb6fca3c950e533b913c2729afbd2fde045e86cc62c0ff60

SHA512
121b6ba2c7a91a8639b4b88d9965528df245534ec65c4f1d463dbcc3aa2719debb4417a1a7d919527155097cc00521576b25b2d061b149d0c8b82ca999054135

Download Submit
memory/704-226-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/704-223-0x0000027DBFB20000-0x0000027DBFB30000-memory.dmp

Filesize
64KB

Download
memory/704-196-0x0000027DBFB20000-0x0000027DBFB30000-memory.dmp

Filesize
64KB

Download
memory/704-175-0x0000027DBFB20000-0x0000027DBFB30000-memory.dmp

Filesize
64KB

Download
memory/704-176-0x0000027DBFB20000-0x0000027DBFB30000-memory.dmp

Filesize
64KB

Download
memory/704-170-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/1092-131-0x00000149A0EE0000-0x00000149A0EF0000-memory.dmp

Filesize
64KB

Download
memory/1092-180-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/1092-130-0x00000149A0EE0000-0x00000149A0EF0000-memory.dmp

Filesize
64KB

Download
memory/1092-147-0x00000149A0EE0000-0x00000149A0EF0000-memory.dmp

Filesize
64KB

Download
memory/1092-129-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/1092-179-0x00000149A0EE0000-0x00000149A0EF0000-memory.dmp

Filesize
64KB

Download
memory/2152-6-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2152-4-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2152-3-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2152-1-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2152-2-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2152-0-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2152-122-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/4388-227-0x0000000180000000-0x000000018070E000-memory.dmp

Filesize
7.1MB

Download
memory/4388-119-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/4388-121-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/4388-124-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/4632-17-0x00000201D7B30000-0x00000201D7BA6000-memory.dmp

Filesize
472KB

Download
memory/4632-30-0x00000201D79A0000-0x00000201D79B0000-memory.dmp

Filesize
64KB

Download
memory/4632-111-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/4632-101-0x00000201D79A0000-0x00000201D79B0000-memory.dmp

Filesize
64KB

Download
memory/4632-14-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/4632-11-0x00000201D7920000-0x00000201D7942000-memory.dmp

Filesize
136KB

Download
memory/4632-16-0x00000201D79A0000-0x00000201D79B0000-memory.dmp

Filesize
64KB

Download
memory/4632-15-0x00000201D79A0000-0x00000201D79B0000-memory.dmp

Filesize
64KB

Download
memory/4908-102-0x000002C522F80000-0x000002C522F90000-memory.dmp

Filesize
64KB

Download
memory/4908-110-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download
memory/4908-72-0x000002C522F80000-0x000002C522F90000-memory.dmp

Filesize
64KB

Download
memory/4908-42-0x000002C522F80000-0x000002C522F90000-memory.dmp

Filesize
64KB

Download
memory/4908-40-0x000002C522F80000-0x000002C522F90000-memory.dmp

Filesize
64KB

Download
memory/4908-34-0x00007FFF0F510000-0x00007FFF0FEFC000-memory.dmp

Filesize
9.9MB

Download