remcos | 532156143b3090b5036a00550bcd98e05d7805ccbbeb2170ae26888d626a64ac

General

Target

EXTRACTOSERFINANZA596054271198721911813685868.exe
Size

132KB
MD5

01d7130213e93b5f7dc328439f3f426f
SHA1

0c613f6efb7a45637545e946dae905751361821b
SHA256

532156143b3090b5036a00550bcd98e05d7805ccbbeb2170ae26888d626a64ac
SHA512

ac113aef20e05572d549f7271cdf73808699fe1395741c4ba220c986def3d4534473a84e2b4eed341f3aad2029e6e48e05a9d3e3caf06363edbf784ce2aade02

Score

10^/10

remcos persistence rat

Malware Config

Extracted

Family

remcos

C2

databasepropersonombrecomercialideasearchwords.services:3521

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Executes dropped EXE 2 IoCs

Processes:

PxxoServicesTrialNet1.exePxxoServicesTrialNet1.exe

pid process

3832 PxxoServicesTrialNet1.exe
1500 PxxoServicesTrialNet1.exe

pid	process
3832	PxxoServicesTrialNet1.exe
1500	PxxoServicesTrialNet1.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

EXTRACTOSERFINANZA596054271198721911813685868.exePxxoServicesTrialNet1.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\	EXTRACTOSERFINANZA596054271198721911813685868.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\MservicesOrg2 = "\"C:\\Users\\Admin\\AppData\\Roaming\\System32\\PxxoServicesTrialNet1.exe\""	EXTRACTOSERFINANZA596054271198721911813685868.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\	PxxoServicesTrialNet1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\MservicesOrg2 = "\"C:\\Users\\Admin\\AppData\\Roaming\\System32\\PxxoServicesTrialNet1.exe\""	PxxoServicesTrialNet1.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

EXTRACTOSERFINANZA596054271198721911813685868.exePxxoServicesTrialNet1.exe

description	pid	process	target process
PID 2208 set thread context of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 3832 set thread context of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

Processes:

EXTRACTOSERFINANZA596054271198721911813685868.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings	EXTRACTOSERFINANZA596054271198721911813685868.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

EXTRACTOSERFINANZA596054271198721911813685868.exe

description pid process

Token: SeDebugPrivilege 2208 EXTRACTOSERFINANZA596054271198721911813685868.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PxxoServicesTrialNet1.exe

pid process

1500 PxxoServicesTrialNet1.exe

description	pid	process
Token: SeDebugPrivilege	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe

pid	process
1500	PxxoServicesTrialNet1.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

EXTRACTOSERFINANZA596054271198721911813685868.exeEXTRACTOSERFINANZA596054271198721911813685868.exeWScript.execmd.exePxxoServicesTrialNet1.exe

description	pid	process	target process
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2208 wrote to memory of 2140	2208	EXTRACTOSERFINANZA596054271198721911813685868.exe	EXTRACTOSERFINANZA596054271198721911813685868.exe
PID 2140 wrote to memory of 3932	2140	EXTRACTOSERFINANZA596054271198721911813685868.exe	WScript.exe
PID 2140 wrote to memory of 3932	2140	EXTRACTOSERFINANZA596054271198721911813685868.exe	WScript.exe
PID 2140 wrote to memory of 3932	2140	EXTRACTOSERFINANZA596054271198721911813685868.exe	WScript.exe
PID 3932 wrote to memory of 2660	3932	WScript.exe	cmd.exe
PID 3932 wrote to memory of 2660	3932	WScript.exe	cmd.exe
PID 3932 wrote to memory of 2660	3932	WScript.exe	cmd.exe
PID 2660 wrote to memory of 3832	2660	cmd.exe	PxxoServicesTrialNet1.exe
PID 2660 wrote to memory of 3832	2660	cmd.exe	PxxoServicesTrialNet1.exe
PID 2660 wrote to memory of 3832	2660	cmd.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe
PID 3832 wrote to memory of 1500	3832	PxxoServicesTrialNet1.exe	PxxoServicesTrialNet1.exe

C:\Users\Admin\AppData\Local\Temp\EXTRACTOSERFINANZA596054271198721911813685868.exe
"C:\Users\Admin\AppData\Local\Temp\EXTRACTOSERFINANZA596054271198721911813685868.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208

C:\Users\Admin\AppData\Local\Temp\EXTRACTOSERFINANZA596054271198721911813685868.exe
"C:\Users\Admin\AppData\Local\Temp\EXTRACTOSERFINANZA596054271198721911813685868.exe"
2⤵
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2140

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"
3⤵
- Suspicious use of WriteProcessMemory
PID:3932

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:2660

C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe
C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3832

C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe
"C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe"
6⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
PID:1500

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\install.vbs
MD5
a39af763b1c09ead3c98a6a615f377fe

SHA1
9bd3d39c89e47fe7072270ecc80b810103235c03

SHA256
a3930d7535eb768523ee52bbe69f13f857a0ae0f982d7bfc354d802f21010f8f

SHA512
3ed8e33ac95fd2536286b4afb2ed2a082bb5f98843478262b32263a14a5dbe0425de7b8d9662a5e482b207ebf8484ace8009ecd1881a6f6f8b0ccf3b0fdfe5da

Download Submit
C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe
MD5
01d7130213e93b5f7dc328439f3f426f

SHA1
0c613f6efb7a45637545e946dae905751361821b

SHA256
532156143b3090b5036a00550bcd98e05d7805ccbbeb2170ae26888d626a64ac

SHA512
ac113aef20e05572d549f7271cdf73808699fe1395741c4ba220c986def3d4534473a84e2b4eed341f3aad2029e6e48e05a9d3e3caf06363edbf784ce2aade02

Download Submit
C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe
MD5
01d7130213e93b5f7dc328439f3f426f

SHA1
0c613f6efb7a45637545e946dae905751361821b

SHA256
532156143b3090b5036a00550bcd98e05d7805ccbbeb2170ae26888d626a64ac

SHA512
ac113aef20e05572d549f7271cdf73808699fe1395741c4ba220c986def3d4534473a84e2b4eed341f3aad2029e6e48e05a9d3e3caf06363edbf784ce2aade02

Download Submit
C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe
MD5
01d7130213e93b5f7dc328439f3f426f

SHA1
0c613f6efb7a45637545e946dae905751361821b

SHA256
532156143b3090b5036a00550bcd98e05d7805ccbbeb2170ae26888d626a64ac

SHA512
ac113aef20e05572d549f7271cdf73808699fe1395741c4ba220c986def3d4534473a84e2b4eed341f3aad2029e6e48e05a9d3e3caf06363edbf784ce2aade02

Download Submit
C:\Users\Admin\HtqdeUekfMQigdoBXTEjYySGpRyMuWlSzlteRhQEBPtvhE
MD5
16916dcdfe94780e053dc90fb8fb6b9f

SHA1
1a43e40a24f002bae1e5b6964055eec250581ff7

SHA256
79df782da065c8bbf00a542106b1a36695bd1ffe5e09cbd1a0edfef4703c1a9b

SHA512
dcbcbb6714e2353ef31645826b426149ff2a8b4b978adb970bafde8d09299431281acd8689f505c6dc4be2a74f7a3bacb52785cc52bf1351783d8b6e45c9d7c9

Download Submit
memory/1500-139-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1500-137-0x0000000000413FA4-mapping.dmp

Download
memory/2140-120-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2140-121-0x0000000000413FA4-mapping.dmp

Download
memory/2140-124-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2208-119-0x00000000069A0000-0x00000000069A1000-memory.dmp

Filesize
4KB

Download
memory/2208-114-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

Filesize
4KB

Download
memory/2208-118-0x0000000006470000-0x000000000649B000-memory.dmp

Filesize
172KB

Download
memory/2208-117-0x0000000005990000-0x0000000005991000-memory.dmp

Filesize
4KB

Download
memory/2208-116-0x0000000005800000-0x0000000005801000-memory.dmp

Filesize
4KB

Download
memory/2660-125-0x0000000000000000-mapping.dmp

Download
memory/3832-126-0x0000000000000000-mapping.dmp

Download
memory/3832-135-0x0000000005890000-0x0000000005891000-memory.dmp

Filesize
4KB

Download
memory/3932-122-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads