a40cac0b6ee1729cdb6fca3c950e533b913c2729afbd2fde045e86cc62c0ff60

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

tmp.exesvchost.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	tmp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	svchost.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

696 svchost.exe

pid	process
696	svchost.exe

Drops file in Windows directory 4 IoCs

Processes:

svchost.exetmp.exe

description	ioc	process
File created	C:\Windows\System\xxx1.bak	svchost.exe
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

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

3028 schtasks.exe

pid	process
3028	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

powershell.exepowershell.exetmp.exepowershell.exepowershell.exe

pid	process
4848	powershell.exe
4848	powershell.exe
808	powershell.exe
808	powershell.exe
1556	tmp.exe
1556	tmp.exe
1316	powershell.exe
1316	powershell.exe
2148	powershell.exe
2148	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	4848	powershell.exe
Token: SeDebugPrivilege	808	powershell.exe
Token: SeDebugPrivilege	1316	powershell.exe
Token: SeDebugPrivilege	2148	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

tmp.exesvchost.exe

description	pid	process	target process
PID 1556 wrote to memory of 4848	1556	tmp.exe	powershell.exe
PID 1556 wrote to memory of 4848	1556	tmp.exe	powershell.exe
PID 1556 wrote to memory of 808	1556	tmp.exe	powershell.exe
PID 1556 wrote to memory of 808	1556	tmp.exe	powershell.exe
PID 1556 wrote to memory of 4424	1556	tmp.exe	schtasks.exe
PID 1556 wrote to memory of 4424	1556	tmp.exe	schtasks.exe
PID 1556 wrote to memory of 3028	1556	tmp.exe	schtasks.exe
PID 1556 wrote to memory of 3028	1556	tmp.exe	schtasks.exe
PID 1556 wrote to memory of 696	1556	tmp.exe	svchost.exe
PID 1556 wrote to memory of 696	1556	tmp.exe	svchost.exe
PID 696 wrote to memory of 1316	696	svchost.exe	powershell.exe
PID 696 wrote to memory of 1316	696	svchost.exe	powershell.exe
PID 696 wrote to memory of 2148	696	svchost.exe	powershell.exe
PID 696 wrote to memory of 2148	696	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⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1556

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:4848

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:808

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /TN "Timer"
2⤵
PID:4424

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:3028

C:\Windows\System\svchost.exe
"C:\Windows\System\svchost.exe" formal
2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:696

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:1316

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:2148

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
2bb005f08e40b9d8c31f1c09da44565d

SHA1
8a7097ecaeca704b6d653bfedea449cfbe79072f

SHA256
d7c96f73a5074bd88297839f5e749996eb91510490acd18d16edd5751f087943

SHA512
3da328cd8050288fcd5e9545812f5b0767aa9c19674d6f6f5dc35e92d436b2690056018910ff5a90f33c1f6d9602c70a256637d52498f1794efc8617fea6cbe3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
34f595487e6bfd1d11c7de88ee50356a

SHA1
4caad088c15766cc0fa1f42009260e9a02f953bb

SHA256
0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d

SHA512
10976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ttozi4eh.h2g.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\System\svchost.exe
Filesize
9.4MB

MD5
db3edf03a8a2c8e96fe2d2deaaec76ff

SHA1
2d9c9f3a5d06f11c5c881a9df90ba33cc2894ac1

SHA256
a40cac0b6ee1729cdb6fca3c950e533b913c2729afbd2fde045e86cc62c0ff60

SHA512
121b6ba2c7a91a8639b4b88d9965528df245534ec65c4f1d463dbcc3aa2719debb4417a1a7d919527155097cc00521576b25b2d061b149d0c8b82ca999054135

Download Submit
memory/696-83-0x0000000180000000-0x000000018070E000-memory.dmp

Filesize
7.1MB

Download
memory/696-52-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/696-49-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/808-37-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/808-23-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/808-24-0x00000265E7AC0000-0x00000265E7AD0000-memory.dmp

Filesize
64KB

Download
memory/808-34-0x00000265E7AC0000-0x00000265E7AD0000-memory.dmp

Filesize
64KB

Download
memory/1316-53-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/1316-68-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/1316-66-0x00000154187C0000-0x00000154187D0000-memory.dmp

Filesize
64KB

Download
memory/1316-54-0x00000154187C0000-0x00000154187D0000-memory.dmp

Filesize
64KB

Download
memory/1316-55-0x00000154187C0000-0x00000154187D0000-memory.dmp

Filesize
64KB

Download
memory/1556-50-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/1556-3-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/1556-2-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/1556-4-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/1556-1-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/1556-0-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/1556-8-0x0000000140000000-0x0000000140A64400-memory.dmp

Filesize
10.4MB

Download
memory/2148-70-0x000002627A650000-0x000002627A660000-memory.dmp

Filesize
64KB

Download
memory/2148-69-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/2148-82-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/4848-22-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/4848-19-0x0000013A799E0000-0x0000013A799F0000-memory.dmp

Filesize
64KB

Download
memory/4848-18-0x00007FFE34B50000-0x00007FFE35611000-memory.dmp

Filesize
10.8MB

Download
memory/4848-7-0x0000013A7BA90000-0x0000013A7BAB2000-memory.dmp

Filesize
136KB

Download
memory/4848-20-0x0000013A799E0000-0x0000013A799F0000-memory.dmp

Filesize
64KB

Download