13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
16/03/2023, 06:47

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General

Target

URGENT REGUEST.exe
Size

1.3MB
MD5

374f701da5f081b20a7d31f509200d45
SHA1

0c7f5c87e22d6f836f3857b768e45562ca715f7a
SHA256

13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7
SHA512

139a3c672f9968304a06ba8bad39ca2fd560aada5e64946566d1f283f0c9dbad10436323b01adc08eb6ec2a6703306ae93b6c356567d021660d830928db71396
SSDEEP

24576:sdNlhF5RDdMkri7YqTUk0l4VsIzj7BXUcZrG5Y0MCh8riI:g5YY2VG4VrBkcZrG5nMCU

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1736	wlanext.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 1408	1700	URGENT REGUEST.exe	32
PID 1408 set thread context of 1344	1408	RegSvcs.exe	15
PID 1736 set thread context of 1344	1736	wlanext.exe	15

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

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

T1053

pid	Process
268	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3499517378-2376672570-1134980332-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wlanext.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

pid	Process
1700	URGENT REGUEST.exe
1700	URGENT REGUEST.exe
524	powershell.exe
1408	RegSvcs.exe
1408	RegSvcs.exe
1408	RegSvcs.exe
1408	RegSvcs.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1344	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1408	RegSvcs.exe
1408	RegSvcs.exe
1408	RegSvcs.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe
1736	wlanext.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1700	URGENT REGUEST.exe
Token: SeDebugPrivilege	524	powershell.exe
Token: SeDebugPrivilege	1408	RegSvcs.exe
Token: SeDebugPrivilege	1736	wlanext.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1344	Explorer.EXE
1344	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1344	Explorer.EXE
1344	Explorer.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 524	1700	URGENT REGUEST.exe	28
PID 1700 wrote to memory of 524	1700	URGENT REGUEST.exe	28
PID 1700 wrote to memory of 524	1700	URGENT REGUEST.exe	28
PID 1700 wrote to memory of 524	1700	URGENT REGUEST.exe	28
PID 1700 wrote to memory of 268	1700	URGENT REGUEST.exe	30
PID 1700 wrote to memory of 268	1700	URGENT REGUEST.exe	30
PID 1700 wrote to memory of 268	1700	URGENT REGUEST.exe	30
PID 1700 wrote to memory of 268	1700	URGENT REGUEST.exe	30
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1700 wrote to memory of 1408	1700	URGENT REGUEST.exe	32
PID 1344 wrote to memory of 1736	1344	Explorer.EXE	33
PID 1344 wrote to memory of 1736	1344	Explorer.EXE	33
PID 1344 wrote to memory of 1736	1344	Explorer.EXE	33
PID 1344 wrote to memory of 1736	1344	Explorer.EXE	33
PID 1736 wrote to memory of 1276	1736	wlanext.exe	36
PID 1736 wrote to memory of 1276	1736	wlanext.exe	36
PID 1736 wrote to memory of 1276	1736	wlanext.exe	36
PID 1736 wrote to memory of 1276	1736	wlanext.exe	36
PID 1736 wrote to memory of 1276	1736	wlanext.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Users\Admin\AppData\Local\Temp\URGENT REGUEST.exe
  "C:\Users\Admin\AppData\Local\Temp\URGENT REGUEST.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KQpFFfEqQXzcn.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:524
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KQpFFfEqQXzcn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD70.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:268
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1408
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1736
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1276

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rllpwd.zip

Filesize
553KB

MD5
5e2d04cb2fae4e811ca35675c472f5fc

SHA1
6e2359f8e81f1a1122d1fb50b064878f2aaefc68

SHA256
dd46a298ab90ca9ba8a1f633f20abe2dcb805596b5aa68dcb84cce99e3a56be1

SHA512
53c8701768ee4a43a6b2095af00aa5f2c53445021a91d3567d02cf8157c7b7c4e629c5c70bb24697d365a7c41c791af0c68b511ab3cf5f356d9d929618421d05

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAD70.tmp

Filesize
1KB

MD5
20dbfcb6f15cc467e1def8a8c7cc0dcc

SHA1
2441ca6778caef007c4ce8a206821d3e51b96c3d

SHA256
2587eb9ba507dde4ba2460c9bb7c2612160fa61a27e9dde88535859a4728a06d

SHA512
053b9b4e15f49271cb8def5d69ff4f5024778ae3daf030789a1ef349fd0ddcd085a0b8b91c57a4595c242c1aa673a9e3b212125cd9da301880c9c67d0176e2c5

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
1.0MB

MD5
f1e5f58f9eb43ecec773acbdb410b888

SHA1
f1b8076b0bbde696694bbc0ab259a77893839464

SHA256
a15fd84ee61b54c92bb099dfb78226548f43d550c67fb6adf4cce3d064ab1c14

SHA512
0aff96430dd99bb227285fefc258014c301f85216c84e40f45702d26cdd7e77261a41fd3811d686f5fb2ee363cc651a014e8ffa339384004cece645a36486456

Download Submit
memory/524-75-0x0000000002600000-0x0000000002640000-memory.dmp

Filesize
256KB

Download
memory/524-74-0x0000000002600000-0x0000000002640000-memory.dmp

Filesize
256KB

Download
memory/1344-89-0x00000000062F0000-0x00000000063E7000-memory.dmp

Filesize
988KB

Download
memory/1344-86-0x00000000062F0000-0x00000000063E7000-memory.dmp

Filesize
988KB

Download
memory/1344-84-0x0000000003700000-0x0000000003800000-memory.dmp

Filesize
1024KB

Download
memory/1344-79-0x0000000006000000-0x000000000611A000-memory.dmp

Filesize
1.1MB

Download
memory/1408-76-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1408-78-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/1408-71-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1408-72-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1408-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1408-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1408-77-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download
memory/1408-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1700-54-0x0000000000D00000-0x0000000000E5E000-memory.dmp

Filesize
1.4MB

Download
memory/1700-66-0x00000000051A0000-0x00000000051D8000-memory.dmp

Filesize
224KB

Download
memory/1700-65-0x00000000048E0000-0x00000000048E6000-memory.dmp

Filesize
24KB

Download
memory/1700-58-0x0000000000650000-0x000000000065C000-memory.dmp

Filesize
48KB

Download
memory/1700-55-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download
memory/1700-56-0x0000000000610000-0x000000000062A000-memory.dmp

Filesize
104KB

Download
memory/1700-57-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download
memory/1700-59-0x0000000008060000-0x0000000008110000-memory.dmp

Filesize
704KB

Download
memory/1736-80-0x0000000000760000-0x0000000000776000-memory.dmp

Filesize
88KB

Download
memory/1736-85-0x0000000001D20000-0x0000000001DAF000-memory.dmp

Filesize
572KB

Download
memory/1736-83-0x0000000001E50000-0x0000000002153000-memory.dmp

Filesize
3.0MB

Download
memory/1736-82-0x00000000000E0000-0x000000000010D000-memory.dmp

Filesize
180KB

Download
memory/1736-81-0x0000000000760000-0x0000000000776000-memory.dmp

Filesize
88KB

Download
memory/1736-129-0x0000000061E00000-0x0000000061EF1000-memory.dmp

Filesize
964KB

Download
memory/1736-133-0x0000000061E00000-0x0000000061EF1000-memory.dmp

Filesize
964KB

Download