discordrat | 01d2d27938986028a72ecd5073a3bec64ffc921b97d5b407e7139f119804b749

Analysis

max time kernel
61s
max time network
82s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-04-2024 21:11

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General

Target

RoseBetaV2.exe
Size

25.0MB
MD5

fc763af67d6332ca97e2631f3f69028e
SHA1

7d3e5f9f9595b27871533c0be3d6337cb7a69ce1
SHA256

01d2d27938986028a72ecd5073a3bec64ffc921b97d5b407e7139f119804b749
SHA512

fa166cea85f734a4329abc8d5975decf613ac58aa89514a08b6fcf5a3bf0a6df9dc1696125b06769066ded1a572d306004c53100a83212e18ee704513bfc8f99
SSDEEP

98304:8VuQs3NK4llQAKFisSbzEK5J4FESLD21qmW7+LwsbEqZ0tCeEjQEt7YX4/OTyQ6o:bQClaFnwrj4FdLD2IARbEFMBtIFTyQT

Score

10^/10

discordrat xworm persistence rat rootkit stealer trojan upx

Malware Config

Extracted

Family

discordrat

Attributes

discord_token
MTIzMzE1OTIyNDEwMDM5Mjk3MQ.GR-q2f.lSaO92LdHQXOf0Z9fXJ4_sgzy2GgWan5jLY5lI
server_id
1233156916117504134

Extracted

Family

xworm

3.67.112.102:16320

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Contains code to disable Windows Defender 1 IoCs

A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

resource	yara_rule
behavioral1/memory/2540-136-0x00000000020C0000-0x00000000020CE000-memory.dmp	disable_win_def

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000015d4e-18.dat	family_xworm
behavioral1/memory/2540-20-0x0000000000A90000-0x0000000000AAC000-memory.dmp	family_xworm

Discord RAT
A RAT written in C# using Discord as a C2.
stealer rootkit rat persistence discordrat
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Drops startup file 2 IoCs

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

Executes dropped EXE 4 IoCs

pid	Process
2476	Client-built.exe
2612	Built.exe
2540	NovaFounderCheese.exe
1132	Built.exe

Loads dropped DLL 15 IoCs

pid	Process
1968	RoseBetaV2.exe
1968	RoseBetaV2.exe
2612	Built.exe
1132	Built.exe
1132	Built.exe
1132	Built.exe
1132	Built.exe
1132	Built.exe
1132	Built.exe
1132	Built.exe
1200	Process not Found
2540	NovaFounderCheese.exe
2540	NovaFounderCheese.exe
2540	NovaFounderCheese.exe
2540	NovaFounderCheese.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x0005000000019453-95.dat	upx
behavioral1/memory/1132-97-0x000007FEEFF30000-0x000007FEF039E000-memory.dmp	upx

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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	NovaFounderCheese.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.

flow	ioc
4	ip-api.com

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Client-built.exe	RoseBetaV2.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

pid	Process
2176	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2540	NovaFounderCheese.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3060	powershell.exe
2044	powershell.exe
2424	powershell.exe
2072	powershell.exe
576	powershell.exe
2540	NovaFounderCheese.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	NovaFounderCheese.exe
Token: SeDebugPrivilege	3060	powershell.exe
Token: SeDebugPrivilege	2044	powershell.exe
Token: SeDebugPrivilege	2424	powershell.exe
Token: SeDebugPrivilege	2072	powershell.exe
Token: SeDebugPrivilege	576	powershell.exe
Token: SeDebugPrivilege	2540	NovaFounderCheese.exe
Token: SeShutdownPrivilege	2540	NovaFounderCheese.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2540	NovaFounderCheese.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 3060	1968	RoseBetaV2.exe	28
PID 1968 wrote to memory of 3060	1968	RoseBetaV2.exe	28
PID 1968 wrote to memory of 3060	1968	RoseBetaV2.exe	28
PID 1968 wrote to memory of 3060	1968	RoseBetaV2.exe	28
PID 1968 wrote to memory of 2476	1968	RoseBetaV2.exe	30
PID 1968 wrote to memory of 2476	1968	RoseBetaV2.exe	30
PID 1968 wrote to memory of 2476	1968	RoseBetaV2.exe	30
PID 1968 wrote to memory of 2476	1968	RoseBetaV2.exe	30
PID 1968 wrote to memory of 2612	1968	RoseBetaV2.exe	31
PID 1968 wrote to memory of 2612	1968	RoseBetaV2.exe	31
PID 1968 wrote to memory of 2612	1968	RoseBetaV2.exe	31
PID 1968 wrote to memory of 2612	1968	RoseBetaV2.exe	31
PID 1968 wrote to memory of 2540	1968	RoseBetaV2.exe	32
PID 1968 wrote to memory of 2540	1968	RoseBetaV2.exe	32
PID 1968 wrote to memory of 2540	1968	RoseBetaV2.exe	32
PID 1968 wrote to memory of 2540	1968	RoseBetaV2.exe	32
PID 2612 wrote to memory of 1132	2612	Built.exe	33
PID 2612 wrote to memory of 1132	2612	Built.exe	33
PID 2612 wrote to memory of 1132	2612	Built.exe	33
PID 2476 wrote to memory of 1532	2476	Client-built.exe	34
PID 2476 wrote to memory of 1532	2476	Client-built.exe	34
PID 2476 wrote to memory of 1532	2476	Client-built.exe	34
PID 2540 wrote to memory of 2044	2540	NovaFounderCheese.exe	36
PID 2540 wrote to memory of 2044	2540	NovaFounderCheese.exe	36
PID 2540 wrote to memory of 2044	2540	NovaFounderCheese.exe	36
PID 2540 wrote to memory of 2424	2540	NovaFounderCheese.exe	38
PID 2540 wrote to memory of 2424	2540	NovaFounderCheese.exe	38
PID 2540 wrote to memory of 2424	2540	NovaFounderCheese.exe	38
PID 2540 wrote to memory of 2072	2540	NovaFounderCheese.exe	40
PID 2540 wrote to memory of 2072	2540	NovaFounderCheese.exe	40
PID 2540 wrote to memory of 2072	2540	NovaFounderCheese.exe	40
PID 2540 wrote to memory of 576	2540	NovaFounderCheese.exe	42
PID 2540 wrote to memory of 576	2540	NovaFounderCheese.exe	42
PID 2540 wrote to memory of 576	2540	NovaFounderCheese.exe	42
PID 2540 wrote to memory of 2176	2540	NovaFounderCheese.exe	44
PID 2540 wrote to memory of 2176	2540	NovaFounderCheese.exe	44
PID 2540 wrote to memory of 2176	2540	NovaFounderCheese.exe	44

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\RoseBetaV2.exe
"C:\Users\Admin\AppData\Local\Temp\RoseBetaV2.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHgAcQBjACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAGkAbAB0ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGkAbQBpACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGcAZwBsACMAPgA="
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3060
- C:\Windows\Client-built.exe
  "C:\Windows\Client-built.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2476 -s 600
    3⤵
    PID:1532
- C:\Users\Admin\AppData\Local\Built.exe
  "C:\Users\Admin\AppData\Local\Built.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Users\Admin\AppData\Local\Built.exe
    "C:\Users\Admin\AppData\Local\Built.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1132
- C:\Users\Admin\NovaFounderCheese.exe
  "C:\Users\Admin\NovaFounderCheese.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Loads dropped DLL
  - 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:2540
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\NovaFounderCheese.exe'
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2044
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'NovaFounderCheese.exe'
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2424
- - 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\Roaming\XClient.exe'
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2072
- - 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:576
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Roaming\XClient.exe"
    3⤵
    - Creates scheduled task(s)
    PID:2176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI26122\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
bcb8b9f6606d4094270b6d9b2ed92139

SHA1
bd55e985db649eadcb444857beed397362a2ba7b

SHA256
fa18d63a117153e2ace5400ed89b0806e96f0627d9db935906be9294a3038118

SHA512
869b2b38fd528b033b3ec17a4144d818e42242b83d7be48e2e6da6992111758b302f48f52e0dd76becb526a90a2b040ce143c6d4f0e009a513017f06b9a8f2b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI26122\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
4380d56a3b83ca19ea269747c9b8302b

SHA1
0c4427f6f0f367d180d37fc10ecbe6534ef6469c

SHA256
a79c7f86462d8ab8a7b73a3f9e469514f57f9fe456326be3727352b092b6b14a

SHA512
1c29c335c55f5f896526c8ee0f7160211fd457c1f1b98915bcc141112f8a730e1a92391ab96688cbb7287e81e6814cc86e3b057e0a6129cbb02892108bfafaf4

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI26122\python310.dll

Filesize
1.4MB

MD5
178a0f45fde7db40c238f1340a0c0ec0

SHA1
dcd2d3d14e06da3e8d7dc91a69b5fd785768b5fe

SHA256
9fcb5ad15bd33dd72122a171a5d950e8e47ceda09372f25df828010cde24b8ed

SHA512
4b790046787e57b9414a796838a026b1530f497a75c8e62d62b56f8c16a0cbedbefad3d4be957bc18379f64374d8d3bf62d3c64b53476c7c5005a7355acd2cee

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI26122\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ECS29H73245TFG14UR2Z.temp

Filesize
7KB

MD5
4481b3fcb587eda99032253176439cd5

SHA1
3019a85cc75b87b5d14d9da06bdbf37ad9f43640

SHA256
927287af64d384b1aecb8d1518c9474ae0ea869499b411884c64ca7c69e50074

SHA512
107c6f667b443a558b77ebb998211b3d34c79e4e7192657d66e12925e638af11517ad03515ad9d32381af3a83fdb55cae15fef79fd7d275cd52837a581503ef7

Download Submit
C:\Users\Admin\NovaFounderCheese.exe

Filesize
83KB

MD5
dcc70181300e5fed87d56e24489881cd

SHA1
7c49e610137a28efb2587533bd012afc0d4286ae

SHA256
afd21dd9eb2deb9dc4085ded1671e7224f2f508147301e9ae8419f16cc8d7da8

SHA512
0c1a95eab8d0227d832bb00ca3212af2a1864ebb84a5e259177c6d00f44f7a92ef70179084bf45d3282c5fb211b5131ac98c1079355ce3004d38673bf8ce48c0

Download Submit
C:\Windows\Client-built.exe

Filesize
78KB

MD5
f39e26fe4ea8c04693f5f13273c4a0b0

SHA1
4645e6bacf72e1cafca66f70b534e360bdc4612e

SHA256
2d4e30b4aea4334b3c8b2cb02a6dccb14282bf64d629bb7f0f0b5bd7cfa22cdb

SHA512
32d74137d1b3256bd2d7ebc8cbd12345904adbb176b78b4b982125f10f65fda1d8862c1080611ef31f5713b2f3afc60df5954e3e9b21ce7e8e4dac6093a768ea

Download Submit
\Users\Admin\AppData\Local\Built.exe

Filesize
6.7MB

MD5
034979f13de4bf0e71729917122bba64

SHA1
0f2cad58c5a7260d3104974323c509a5a0a737b7

SHA256
b5b872c3270b736d151b3ab719bdbb0b9f971c4a3ac64236e486a868b357f6ad

SHA512
bd5c3444e9be27650295c2a3e89d572b52eacc1f6f50fd9f38a9f1c0e92a42e90ed2da99166ee8e86eebc6b02d52f73a9ce9281da4d2d0b5e8458312962fd602

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI26122\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI26122\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
20ddf543a1abe7aee845de1ec1d3aa8e

SHA1
0eaf5de57369e1db7f275a2fffd2d2c9e5af65bf

SHA256
d045a72c3e4d21165e9372f76b44ff116446c1e0c221d9cea3ab0a1134a310e8

SHA512
96dd48df315a7eea280ca3da0965a937a649ee77a82a1049e3d09b234439f7d927d7fb749073d7af1b23dadb643978b70dcdadc6c503fe850b512b0c9c1c78dd

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI26122\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
2554060f26e548a089cab427990aacdf

SHA1
8cc7a44a16d6b0a6b7ed444e68990ff296d712fe

SHA256
5ab003e899270b04abc7f67be953eaccf980d5bbe80904c47f9aaf5d401bb044

SHA512
fd4d5a7fe4da77b0222b040dc38e53f48f7a3379f69e2199639b9f330b2e55939d89ce8361d2135182b607ad75e58ee8e34b90225143927b15dcc116b994c506

Download Submit
memory/1132-97-0x000007FEEFF30000-0x000007FEF039E000-memory.dmp

Filesize
4.4MB

Download
memory/2044-104-0x000000001B770000-0x000000001BA52000-memory.dmp

Filesize
2.9MB

Download
memory/2044-105-0x0000000002070000-0x0000000002078000-memory.dmp

Filesize
32KB

Download
memory/2424-111-0x000000001B600000-0x000000001B8E2000-memory.dmp

Filesize
2.9MB

Download
memory/2424-112-0x0000000002860000-0x0000000002868000-memory.dmp

Filesize
32KB

Download
memory/2476-9-0x000000013F7A0000-0x000000013F7B8000-memory.dmp

Filesize
96KB

Download
memory/2540-20-0x0000000000A90000-0x0000000000AAC000-memory.dmp

Filesize
112KB

Download
memory/2540-129-0x00000000006B0000-0x00000000006BC000-memory.dmp

Filesize
48KB

Download
memory/2540-130-0x0000000000A80000-0x0000000000A8A000-memory.dmp

Filesize
40KB

Download
memory/2540-136-0x00000000020C0000-0x00000000020CE000-memory.dmp

Filesize
56KB

Download