purelogstealer | 961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 18:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe
Size

1.3MB
MD5

634d083e156932ad463d0b6d565b1864
SHA1

08efee0f93d8437fc78c1b072bab1bf656ba0446
SHA256

961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b
SHA512

544f2a497ee106fbca9d57322a13b03a7267d07829e6c170b1f8207b0a418c3ea4d2a043063aa99451f7c322d29159f398affe21e5ba72acd6ad123b099440a4
SSDEEP

24576:DpS9vNYPOhImXpYhqjxjY/TS9LrPC0g3MAtG5jtgBKqvs:A9v6PeBGhqjxE2960g3HG5jtgois

Score

10^/10

purelogstealer remcos new2709 discovery persistence rat stealer

Malware Config

Extracted

Family

remcos

Botnet

new2709

nuevospa.con-ip.com:2709

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
loggsdsce
keylog_path
%AppData%
mouse_option
false
mutex
Rmc1214550111-8ILYZA
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
take_screenshot_option
false
take_screenshot_time
5

Signatures

PureLog Stealer
PureLog Stealer is an infostealer written in C#.
stealer purelogstealer

PureLog Stealer payload 1 IoCs

resource	yara_rule
behavioral2/memory/3632-1-0x0000000000760000-0x00000000008B6000-memory.dmp	family_purelog_stealer

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3632 created 3500	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	56

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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Zblau = "C:\\Users\\Admin\\AppData\\Roaming\\Zblau.exe"	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3632 set thread context of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94

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	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
868	powershell.exe
868	powershell.exe
3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe
Token: SeDebugPrivilege	868	powershell.exe
Token: SeDebugPrivilege	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1548	InstallUtil.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3632 wrote to memory of 868	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	87
PID 3632 wrote to memory of 868	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	87
PID 3632 wrote to memory of 868	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	87
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94
PID 3632 wrote to memory of 1548	3632	961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3500
- C:\Users\Admin\AppData\Local\Temp\961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe
  "C:\Users\Admin\AppData\Local\Temp\961e1a9e87354282994687dd1fcedab938d86b3444c60fb800693c12eba7992b.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Checks computer location settings
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3632
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc 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
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_byijz2pm.bgq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\loggsdsce\logs.dat

Filesize
184B

MD5
695a46769fe9ab389fa56af182fb7c9f

SHA1
da72dd0a97d906320c9ad3d2b35516370ae0e7d6

SHA256
6120596f6a19901bf8139b439895244b76febac0eee3057c072be2a448f1da0e

SHA512
78281df80a10fff83dc87857d4581153b724c3c9d87a37829907fc9346d9d739e679b83fedc35dd38ba4797957e958ed64877ec1251ed3f52bcfb0b08a098c25

Download Submit
memory/868-1121-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/868-1105-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

Filesize
120KB

Download
memory/868-1133-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/868-1130-0x00000000071C0000-0x00000000071C8000-memory.dmp

Filesize
32KB

Download
memory/868-1129-0x00000000071E0000-0x00000000071FA000-memory.dmp

Filesize
104KB

Download
memory/868-1128-0x00000000070E0000-0x00000000070F4000-memory.dmp

Filesize
80KB

Download
memory/868-1127-0x00000000070D0000-0x00000000070DE000-memory.dmp

Filesize
56KB

Download
memory/868-1126-0x00000000070A0000-0x00000000070B1000-memory.dmp

Filesize
68KB

Download
memory/868-1125-0x0000000007120000-0x00000000071B6000-memory.dmp

Filesize
600KB

Download
memory/868-1124-0x0000000006F10000-0x0000000006F1A000-memory.dmp

Filesize
40KB

Download
memory/868-1123-0x0000000006EA0000-0x0000000006EBA000-memory.dmp

Filesize
104KB

Download
memory/868-1122-0x00000000074E0000-0x0000000007B5A000-memory.dmp

Filesize
6.5MB

Download
memory/868-1087-0x0000000000DF0000-0x0000000000E26000-memory.dmp

Filesize
216KB

Download
memory/868-1108-0x0000000070650000-0x000000007069C000-memory.dmp

Filesize
304KB

Download
memory/868-1088-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/868-1118-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/868-1120-0x0000000006B40000-0x0000000006BE3000-memory.dmp

Filesize
652KB

Download
memory/868-1107-0x0000000006150000-0x0000000006182000-memory.dmp

Filesize
200KB

Download
memory/868-1106-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

Filesize
304KB

Download
memory/868-1119-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/868-1104-0x0000000005770000-0x0000000005AC4000-memory.dmp

Filesize
3.3MB

Download
memory/868-1103-0x0000000005700000-0x0000000005766000-memory.dmp

Filesize
408KB

Download
memory/868-1102-0x0000000005600000-0x0000000005666000-memory.dmp

Filesize
408KB

Download
memory/868-1097-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

Filesize
136KB

Download
memory/868-1089-0x0000000004D60000-0x0000000005388000-memory.dmp

Filesize
6.2MB

Download
memory/868-1091-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/868-1090-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/1548-1159-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1548-1141-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3632-48-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-0-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/3632-24-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-16-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-14-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-12-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-8-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-1077-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1078-0x0000000005560000-0x00000000055F8000-memory.dmp

Filesize
608KB

Download
memory/3632-1079-0x0000000005600000-0x000000000564C000-memory.dmp

Filesize
304KB

Download
memory/3632-1083-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1084-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1086-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1085-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-18-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-26-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-28-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-30-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-32-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-34-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-36-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-38-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-40-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-42-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-44-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-10-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-50-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-54-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-56-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-58-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-60-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-62-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-64-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-66-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-68-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-52-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-46-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-22-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-20-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-5-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-6-0x00000000053A0000-0x00000000054B7000-memory.dmp

Filesize
1.1MB

Download
memory/3632-4-0x00000000053A0000-0x00000000054BC000-memory.dmp

Filesize
1.1MB

Download
memory/3632-1135-0x00000000059E0000-0x0000000005A34000-memory.dmp

Filesize
336KB

Download
memory/3632-1134-0x0000000006BD0000-0x0000000007174000-memory.dmp

Filesize
5.6MB

Download
memory/3632-1140-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1146-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-3-0x0000000005110000-0x000000000522E000-memory.dmp

Filesize
1.1MB

Download
memory/3632-2-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1-0x0000000000760000-0x00000000008B6000-memory.dmp

Filesize
1.3MB

Download