1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053

General

Target

1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
Size

1.4MB
MD5

5bffbc6fbfef7805bf1025fe3b252f32
SHA1

e94909d28e39a10eea3d6fcedcd6cd7bb609185a
SHA256

1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053
SHA512

aaba43ca16a5523f15aa6660d6d031eb1af72012994b82dce88152d53a21e360dd3bf87915cf27a17e3717d40b99025ab9d516de4d3f80100566eb5505e2b366
SSDEEP

24576:2oaQk9HHhLzdok75ns9nyzf5hojqxzRJJ0+12:2ojkJBLz6ktns98f5hbx1JJD2

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\LFLd6Rw2jiyw.sys	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
File opened for modification	C:\Windows\SysWOW64\drivers\jU2PIjjE5Oe.zcd	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3446877943-4095308722-756223633-1000\Control Panel\International\Geo\Nation	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

Unexpected DNS network traffic destination 3 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	1	114.114.114.114	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
Destination IP	43	114.114.114.114	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
Destination IP	118	114.114.114.114	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

VMProtect packed file 5 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/3508-0-0x00000000000B0000-0x00000000001EF000-memory.dmp	vmprotect
behavioral2/memory/3508-1-0x00000000000B0000-0x00000000001EF000-memory.dmp	vmprotect
behavioral2/files/0x0009000000024260-13.dat	vmprotect
behavioral2/memory/3508-39-0x00000000000B0000-0x00000000001EF000-memory.dmp	vmprotect
behavioral2/memory/3508-40-0x00000000000B0000-0x00000000001EF000-memory.dmp	vmprotect

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\L2fOwR0a7g5.sys	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
File opened for modification	C:\Windows\SysWOW64\Pd22EYNWQuu.dbu	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\IYCd0oPWgSfD7.sys	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
File opened for modification	C:\Program Files\mGa2tzI3Ribp.nij	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
File opened for modification	C:\Program Files (x86)\S5tlG6L7H3A.sys	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
File opened for modification	C:\Program Files (x86)\zckfhCKhMnuuI.mbu	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\OBDA3B48x0u.sys	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
File opened for modification	C:\Windows\KZ2RfzLTr6J.ggn	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4252	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

Suspicious behavior: LoadsDriver 14 IoCs

pid	Process
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found
652	Process not Found

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
Token: SeTcbPrivilege	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
Token: SeIncBasePriorityPrivilege	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3508 wrote to memory of 1428	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe	106
PID 3508 wrote to memory of 1428	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe	106
PID 3508 wrote to memory of 1428	3508	1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe	106
PID 1428 wrote to memory of 4252	1428	cmd.exe	108
PID 1428 wrote to memory of 4252	1428	cmd.exe	108
PID 1428 wrote to memory of 4252	1428	cmd.exe	108

C:\Users\Admin\AppData\Local\Temp\1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe
"C:\Users\Admin\AppData\Local\Temp\1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe"
1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3508
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 1 & del /Q /F "C:\Users\Admin\AppData\Local\Temp\1c65f0109f37c52a2b05422b5de18bd6644157149eae035c75df3a3abb989053.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1428
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 1
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\OBDA3B48x0u.sys

Filesize
100KB

MD5
b78512a09b506b7af9ea08d64ff16e08

SHA1
e6b79ac77ca72cacdcd1556e29af0fe949bfd89f

SHA256
91bd0ecb80d5ce3fafda7bda4a092f7beefff012f07c458a0056ca6363e7e3b1

SHA512
ea19f980269995f399a949ebd5e2dbde3dcd6b203e911dc1718e6223973540c44ffc82781ff3434448b5ae5f9367e115c98f5e904e46f5512cd8e0f44ab62d6d

Download Submit
memory/3508-0-0x00000000000B0000-0x00000000001EF000-memory.dmp

Filesize
1.2MB

Download
memory/3508-1-0x00000000000B0000-0x00000000001EF000-memory.dmp

Filesize
1.2MB

Download
memory/3508-39-0x00000000000B0000-0x00000000001EF000-memory.dmp

Filesize
1.2MB

Download
memory/3508-40-0x00000000000B0000-0x00000000001EF000-memory.dmp

Filesize
1.2MB

Download

Analysis

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