remcos | c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232

General

Target

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
Size

567KB
MD5

9a12cd3ad2a3a069cc5584ad9898ef31
SHA1

382be6fabd231519f6562d966b63e4193c2befb8
SHA256

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232
SHA512

f564be2951509bdf5a61b6e9c609b74b37530fbd06b7dd7e9180667eac18259f8ff06ce9d5bb042412375837883e14273ba341f77293af18d132216371dd1444
SSDEEP

12288:l82iNlw0VQblYG0iGSQSpGrDJZ5vdkN1dB6duNvt9X7BCtAZV7wdEAmD:m1XtQ5x0RSQZTNdk1P/Ad

Score

10^/10

remcos gg rat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

gg

C2

62.102.148.185:9771

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
remcos.exe
copy_folder
remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
newstart
keylog_path
%AppData%
mouse_option
false
mutex
remcos_wgwfvnfssp
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

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

Processes:

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

description	pid	process	target process
PID 1772 set thread context of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.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

400 schtasks.exe

pid	process
400	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exepowershell.exepowershell.exe

pid	process
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
4848	powershell.exe
1000	powershell.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
4848	powershell.exe
1000	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exepowershell.exepowershell.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
Token: SeDebugPrivilege	4848	powershell.exe
Token: SeDebugPrivilege	1000	powershell.exe
Token: SeManageVolumePrivilege	4144	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

pid process

892 c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

pid	process
892	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

description	pid	process	target process
PID 1772 wrote to memory of 4848	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	powershell.exe
PID 1772 wrote to memory of 4848	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	powershell.exe
PID 1772 wrote to memory of 4848	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	powershell.exe
PID 1772 wrote to memory of 1000	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	powershell.exe
PID 1772 wrote to memory of 1000	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	powershell.exe
PID 1772 wrote to memory of 1000	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	powershell.exe
PID 1772 wrote to memory of 400	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	schtasks.exe
PID 1772 wrote to memory of 400	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	schtasks.exe
PID 1772 wrote to memory of 400	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	schtasks.exe
PID 1772 wrote to memory of 4428	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 4428	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 4428	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
PID 1772 wrote to memory of 892	1772	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe	c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
"C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1772

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4848

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\foIcbEsQbkbkPw.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1000

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\foIcbEsQbkbkPw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9C30.tmp"
2⤵
- Creates scheduled task(s)
PID:400

C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
"C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
2⤵
PID:4428

C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
"C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:892

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:4608

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4144

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
9aee0791aa59763507baa1ba877113ae

SHA1
90eccbf0e34301ed155953bd2cb565461a1f0fad

SHA256
b20a1bc13985aa2550100e9f93020c0779a4c1189f57eb35206c0e44538248b0

SHA512
78f6b714bbe34c59e05bcb6c1c9f245f9c2072770f02a1bae1ed90d039cfb0b1340a5952ccfdf76279c014e2389c71b4c9984f8dd72947256f829084a550d573

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pg4rf0e3.np4.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9C30.tmp
Filesize
1KB

MD5
d33c92f9520e847ea5f63e401921640e

SHA1
865bcf0386063b4068b85dcd3495fb62795eb101

SHA256
542c9cd151bda3dbeef722ade672a62c096e837fa6993d74f9d816cc544d4f67

SHA512
b565d100f57911d85dece3c0282a6a4284f40e5884214527502b13c0b565befd361e18ddb5c30cc70ce9517c52178913eda6541fcc67b73604e7add5ccffcf97

Download Submit
memory/892-55-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/892-51-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/892-48-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/892-103-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/892-45-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1000-58-0x0000000006D70000-0x0000000006DA2000-memory.dmp

Filesize
200KB

Download
memory/1000-57-0x000000007F960000-0x000000007F970000-memory.dmp

Filesize
64KB

Download
memory/1000-89-0x0000000007370000-0x0000000007406000-memory.dmp

Filesize
600KB

Download
memory/1000-86-0x0000000007730000-0x0000000007DAA000-memory.dmp

Filesize
6.5MB

Download
memory/1000-90-0x00000000072F0000-0x0000000007301000-memory.dmp

Filesize
68KB

Download
memory/1000-83-0x0000000004850000-0x0000000004860000-memory.dmp

Filesize
64KB

Download
memory/1000-84-0x0000000004850000-0x0000000004860000-memory.dmp

Filesize
64KB

Download
memory/1000-19-0x0000000004850000-0x0000000004860000-memory.dmp

Filesize
64KB

Download
memory/1000-91-0x0000000007320000-0x000000000732E000-memory.dmp

Filesize
56KB

Download
memory/1000-22-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/1000-82-0x0000000006FB0000-0x0000000007053000-memory.dmp

Filesize
652KB

Download
memory/1000-60-0x000000006EED0000-0x000000006EF1C000-memory.dmp

Filesize
304KB

Download
memory/1000-25-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/1000-92-0x0000000007330000-0x0000000007344000-memory.dmp

Filesize
80KB

Download
memory/1000-94-0x0000000007410000-0x0000000007418000-memory.dmp

Filesize
32KB

Download
memory/1000-88-0x0000000007160000-0x000000000716A000-memory.dmp

Filesize
40KB

Download
memory/1000-101-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/1772-10-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/1772-11-0x0000000005310000-0x0000000005320000-memory.dmp

Filesize
64KB

Download
memory/1772-5-0x00000000050B0000-0x00000000050BA000-memory.dmp

Filesize
40KB

Download
memory/1772-3-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/1772-6-0x00000000053C0000-0x000000000545C000-memory.dmp

Filesize
624KB

Download
memory/1772-2-0x00000000056A0000-0x0000000005C44000-memory.dmp

Filesize
5.6MB

Download
memory/1772-1-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/1772-7-0x00000000052E0000-0x00000000052F2000-memory.dmp

Filesize
72KB

Download
memory/1772-52-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/1772-4-0x0000000005310000-0x0000000005320000-memory.dmp

Filesize
64KB

Download
memory/1772-0-0x0000000000600000-0x0000000000694000-memory.dmp

Filesize
592KB

Download
memory/1772-8-0x0000000005460000-0x000000000546C000-memory.dmp

Filesize
48KB

Download
memory/1772-9-0x00000000065F0000-0x000000000664E000-memory.dmp

Filesize
376KB

Download
memory/4144-136-0x000001A5C4840000-0x000001A5C4841000-memory.dmp

Filesize
4KB

Download
memory/4144-138-0x000001A5C4870000-0x000001A5C4871000-memory.dmp

Filesize
4KB

Download
memory/4144-120-0x000001A5BC540000-0x000001A5BC550000-memory.dmp

Filesize
64KB

Download
memory/4144-139-0x000001A5C4870000-0x000001A5C4871000-memory.dmp

Filesize
4KB

Download
memory/4144-140-0x000001A5C4980000-0x000001A5C4981000-memory.dmp

Filesize
4KB

Download
memory/4144-104-0x000001A5BC440000-0x000001A5BC450000-memory.dmp

Filesize
64KB

Download
memory/4848-20-0x0000000005270000-0x0000000005898000-memory.dmp

Filesize
6.2MB

Download
memory/4848-87-0x0000000007360000-0x000000000737A000-memory.dmp

Filesize
104KB

Download
memory/4848-85-0x0000000004C30000-0x0000000004C40000-memory.dmp

Filesize
64KB

Download
memory/4848-81-0x0000000004C30000-0x0000000004C40000-memory.dmp

Filesize
64KB

Download
memory/4848-80-0x0000000006640000-0x000000000665E000-memory.dmp

Filesize
120KB

Download
memory/4848-93-0x00000000076A0000-0x00000000076BA000-memory.dmp

Filesize
104KB

Download
memory/4848-61-0x000000007F950000-0x000000007F960000-memory.dmp

Filesize
64KB

Download
memory/4848-59-0x000000006EED0000-0x000000006EF1C000-memory.dmp

Filesize
304KB

Download
memory/4848-56-0x00000000060C0000-0x000000000610C000-memory.dmp

Filesize
304KB

Download
memory/4848-54-0x0000000006010000-0x000000000602E000-memory.dmp

Filesize
120KB

Download
memory/4848-100-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/4848-46-0x0000000005B40000-0x0000000005E94000-memory.dmp

Filesize
3.3MB

Download
memory/4848-26-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download
memory/4848-24-0x0000000005080000-0x00000000050A2000-memory.dmp

Filesize
136KB

Download
memory/4848-21-0x0000000004C30000-0x0000000004C40000-memory.dmp

Filesize
64KB

Download
memory/4848-18-0x0000000004C30000-0x0000000004C40000-memory.dmp

Filesize
64KB

Download
memory/4848-17-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/4848-16-0x0000000002710000-0x0000000002746000-memory.dmp

Filesize
216KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads