remcos | 69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5

General

Target

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
Size

483KB
MD5

e47f6f1f5e743fdbf9d6579b96748a2b
SHA1

21dbce7b186f72c69647fce6aa0b5cf403aa87c4
SHA256

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5
SHA512

8b05fe66ecf1afa07a25de63f3e0aef8a68d69c3faf7e6f25539ab87878e99f06b06f7456124e3252a7bf476082ec74a9373ddccb590541c43a7943eebacd827
SSDEEP

6144:aXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNc5Gv:aX7tPMK8ctGe4Dzl4h2QnuPs/ZDJcv

Score

10^/10

remcos remotehost collection rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

104.250.180.178:7902

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
Microsoft .exe
copy_folder
Microsoft
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
remcos
mouse_option
false
mutex
Microsoft -QUCX7D
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1564-40-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral2/memory/1564-41-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

Detects executables built or packed with MPress PE compressor 18 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1360-1-0x0000000000400000-0x0000000000478000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4996-3-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4996-8-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4392-9-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4392-12-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1360-16-0x0000000000400000-0x0000000000478000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4996-19-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4392-20-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4996-17-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1360-13-0x0000000000400000-0x0000000000478000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4996-15-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4392-10-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1360-11-0x0000000000400000-0x0000000000478000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4392-6-0x0000000000400000-0x0000000000424000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1360-32-0x0000000000400000-0x0000000000478000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1564-35-0x0000000010000000-0x0000000010019000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1564-38-0x0000000010000000-0x0000000010019000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/1564-39-0x0000000010000000-0x0000000010019000-memory.dmp	INDICATOR_EXE_Packed_MPress

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4996-19-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral2/memory/4996-17-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral2/memory/4996-15-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4996-19-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral2/memory/4996-17-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral2/memory/4996-15-0x0000000000400000-0x0000000000462000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4996-19-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral2/memory/4996-17-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral2/memory/4996-15-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 3 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/1360-16-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral2/memory/1360-13-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral2/memory/1360-32-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 9 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4392-12-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/1360-16-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral2/memory/4996-19-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral2/memory/4392-20-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/4996-17-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral2/memory/1360-13-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral2/memory/4996-15-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral2/memory/4392-10-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/1360-32-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

description	pid	process	target process
PID 1564 set thread context of 1360	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 set thread context of 4996	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 set thread context of 4392	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

pid	process
4392	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
4392	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
1360	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
1360	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
1360	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
1360	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

pid	process
1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

description pid process

Token: SeDebugPrivilege 4392 69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

description	pid	process
Token: SeDebugPrivilege	4392	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

description	pid	process	target process
PID 1564 wrote to memory of 1360	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 1360	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 1360	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 4996	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 4996	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 4996	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 4392	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 4392	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
PID 1564 wrote to memory of 4392	1564	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe	69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe

C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
"C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1564

C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe /stext "C:\Users\Admin\AppData\Local\Temp\sdvlkdrelzxijqlstdrzzpam"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1360

C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe /stext "C:\Users\Admin\AppData\Local\Temp\ugjdkwbgzhpnuehwdombccvdxlk"
2⤵
- Accesses Microsoft Outlook accounts
PID:4996

C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe
C:\Users\Admin\AppData\Local\Temp\69dd751153f6ae4f2c008b12bcbf20b1328be9e0bda45f08eb8f32a837f34ba5.exe /stext "C:\Users\Admin\AppData\Local\Temp\eaoolomzvphrwkwimyycnhqmysbbvs"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3704,i,14221647728265121051,6840906015709541562,262144 --variations-seed-version --mojo-platform-channel-handle=4192 /prefetch:8
1⤵
PID:2720

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\sdvlkdrelzxijqlstdrzzpam
Filesize
4KB

MD5
91227a2f05c7f74f6ebd1535a3f05b7b

SHA1
1ce317a272d67e3ac284948e49e6bc0acaee2e6d

SHA256
2967c8bcad47ab6cb88bf5b60a3a75b49f471a943d33c9b69aa7bfe1b763cfd2

SHA512
9ff9f6d2fb2880812fce42b91388e8b825483bb2df0976b9c630c397fed68f3625f4ba32d65933de0018b6e18554315152a1df00c98313d19612403076079a40

Download Submit
memory/1360-13-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1360-1-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1360-32-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1360-11-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1360-16-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1564-35-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1564-38-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1564-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1564-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1564-39-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/4392-14-0x0000000000430000-0x00000000004F9000-memory.dmp

Filesize
804KB

Download
memory/4392-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4996-19-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4996-8-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4996-3-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4996-15-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4996-17-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads