amadey | bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee

Analysis

max time kernel
189s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2022 16:05

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General

Target

bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe
Size

332KB
MD5

227869f447a0e8a8c5ad284f4c298888
SHA1

2afdbdbf5b1af92453a182745e159441076933c1
SHA256

bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee
SHA512

599cae9e9bea6b131c79ea656ae9b5b399615fc5cb30a91c6b70af0cbcdf86d01f79443e002038b93e3184379523f9d14bdd9a48ae064e29ad32b4073bc56f8b
SSDEEP

6144:7eJhdhGXjUoslujdKnVAEmw/FhV4Lj/m53f02s4Oe2U:7e50XAozjd8PmwdfG4fPHLd

Score

10^/10

amadey redline nash collection infostealer persistence spyware stealer trojan

Malware Config

Extracted

Family

amadey

Version

3.50

31.41.244.167/v7eWcjs/index.php

Extracted

Family

redline

Botnet

Nash

31.41.244.14:4694

Attributes

auth_value
06b453aa751ccf8d7fad0602d3d70d22

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Detect Amadey credential stealer module 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll	amadey_cred_module

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

74 1956 rundll32.exe
Downloads MZ/PE file
Executes dropped EXE 5 IoCs

Processes:

gntuud.exegntuud.exeanon.exenash.exegntuud.exe

pid process

2764 gntuud.exe
3704 gntuud.exe
2236 anon.exe
2812 nash.exe
3932 gntuud.exe

flow	pid	process
74	1956	rundll32.exe

pid	process
2764	gntuud.exe
3704	gntuud.exe
2236	anon.exe
2812	nash.exe
3932	gntuud.exe

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:

bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exegntuud.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	gntuud.exe

Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

1956 rundll32.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1956	rundll32.exe

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

gntuud.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\anon.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000010001\\anon.exe"	gntuud.exe

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

System Information Discovery
T1082

Program crash 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
3728	752	WerFault.exe	bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe
1872	3704	WerFault.exe	gntuud.exe
2832	3932	WerFault.exe	gntuud.exe

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
T1053

Processes:

schtasks.exe

pid process

2780 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

1956 rundll32.exe
1956 rundll32.exe
1956 rundll32.exe
1956 rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

anon.exe

description pid process

Token: SeDebugPrivilege 2236 anon.exe

pid	process
2780	schtasks.exe

pid	process
1956	rundll32.exe
1956	rundll32.exe
1956	rundll32.exe
1956	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	2236	anon.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exegntuud.exe

description	pid	process	target process
PID 752 wrote to memory of 2764	752	bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe	gntuud.exe
PID 752 wrote to memory of 2764	752	bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe	gntuud.exe
PID 752 wrote to memory of 2764	752	bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe	gntuud.exe
PID 2764 wrote to memory of 2780	2764	gntuud.exe	schtasks.exe
PID 2764 wrote to memory of 2780	2764	gntuud.exe	schtasks.exe
PID 2764 wrote to memory of 2780	2764	gntuud.exe	schtasks.exe
PID 2764 wrote to memory of 2236	2764	gntuud.exe	anon.exe
PID 2764 wrote to memory of 2236	2764	gntuud.exe	anon.exe
PID 2764 wrote to memory of 2236	2764	gntuud.exe	anon.exe
PID 2764 wrote to memory of 2812	2764	gntuud.exe	nash.exe
PID 2764 wrote to memory of 2812	2764	gntuud.exe	nash.exe
PID 2764 wrote to memory of 2812	2764	gntuud.exe	nash.exe
PID 2764 wrote to memory of 1956	2764	gntuud.exe	rundll32.exe
PID 2764 wrote to memory of 1956	2764	gntuud.exe	rundll32.exe
PID 2764 wrote to memory of 1956	2764	gntuud.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe
"C:\Users\Admin\AppData\Local\Temp\bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:752

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2764

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F
3⤵
- Creates scheduled task(s)
PID:2780

C:\Users\Admin\AppData\Local\Temp\1000010001\anon.exe
"C:\Users\Admin\AppData\Local\Temp\1000010001\anon.exe"
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2236

C:\Users\Admin\AppData\Local\Temp\1000011001\nash.exe
"C:\Users\Admin\AppData\Local\Temp\1000011001\nash.exe"
3⤵
- Executes dropped EXE
PID:2812

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:1956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 1144
2⤵
- Program crash
PID:3728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 752 -ip 752
1⤵
PID:216

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 416
2⤵
- Program crash
PID:1872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3704 -ip 3704
1⤵
PID:592

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3932 -s 416
2⤵
- Program crash
PID:2832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3932 -ip 3932
1⤵
PID:4032

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1000010001\anon.exe
Filesize
330KB

MD5
0da15cc2749e7117722946f24f941a52

SHA1
466f5d7208af46d10a33efb50235099024ba9d8b

SHA256
d510a346e59953f8015eb4f8f014896f25255f28a924a749d54152ebb6cfe4df

SHA512
e2af593a8babe932d62b2b8f83f55037f31d8650d140b4b839ff3a5f2220d243e4a5e526065f90b8516db73f7fce6ae53f6c76083c4bdf6335c1ec527fea8000

Download Submit
C:\Users\Admin\AppData\Local\Temp\1000010001\anon.exe
Filesize
330KB

MD5
0da15cc2749e7117722946f24f941a52

SHA1
466f5d7208af46d10a33efb50235099024ba9d8b

SHA256
d510a346e59953f8015eb4f8f014896f25255f28a924a749d54152ebb6cfe4df

SHA512
e2af593a8babe932d62b2b8f83f55037f31d8650d140b4b839ff3a5f2220d243e4a5e526065f90b8516db73f7fce6ae53f6c76083c4bdf6335c1ec527fea8000

Download Submit
C:\Users\Admin\AppData\Local\Temp\1000011001\nash.exe
Filesize
175KB

MD5
7b45504155ba2a5803695db69ed8bb9c

SHA1
a680041b7ccdef23f215573af1c2cb4074a2146a

SHA256
b8bc2fc261f777aa1a5d62ed1360c69e4381724e99d0ee77a811d8be9564a519

SHA512
d49f4e6380ae7faf4c9f02d20ce5945414ddd537f6f43bd2c0dc5e35119b9365c9b23abbf5a240baf28a41d286cbce2a7e06604fa30175de9a0939d810ecb2a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\1000011001\nash.exe
Filesize
175KB

MD5
7b45504155ba2a5803695db69ed8bb9c

SHA1
a680041b7ccdef23f215573af1c2cb4074a2146a

SHA256
b8bc2fc261f777aa1a5d62ed1360c69e4381724e99d0ee77a811d8be9564a519

SHA512
d49f4e6380ae7faf4c9f02d20ce5945414ddd537f6f43bd2c0dc5e35119b9365c9b23abbf5a240baf28a41d286cbce2a7e06604fa30175de9a0939d810ecb2a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
332KB

MD5
227869f447a0e8a8c5ad284f4c298888

SHA1
2afdbdbf5b1af92453a182745e159441076933c1

SHA256
bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee

SHA512
599cae9e9bea6b131c79ea656ae9b5b399615fc5cb30a91c6b70af0cbcdf86d01f79443e002038b93e3184379523f9d14bdd9a48ae064e29ad32b4073bc56f8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
332KB

MD5
227869f447a0e8a8c5ad284f4c298888

SHA1
2afdbdbf5b1af92453a182745e159441076933c1

SHA256
bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee

SHA512
599cae9e9bea6b131c79ea656ae9b5b399615fc5cb30a91c6b70af0cbcdf86d01f79443e002038b93e3184379523f9d14bdd9a48ae064e29ad32b4073bc56f8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
332KB

MD5
227869f447a0e8a8c5ad284f4c298888

SHA1
2afdbdbf5b1af92453a182745e159441076933c1

SHA256
bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee

SHA512
599cae9e9bea6b131c79ea656ae9b5b399615fc5cb30a91c6b70af0cbcdf86d01f79443e002038b93e3184379523f9d14bdd9a48ae064e29ad32b4073bc56f8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
Filesize
332KB

MD5
227869f447a0e8a8c5ad284f4c298888

SHA1
2afdbdbf5b1af92453a182745e159441076933c1

SHA256
bdff8985e95e3288f81718f5fc484ba9d412d9822cb3106e281b76928d0b26ee

SHA512
599cae9e9bea6b131c79ea656ae9b5b399615fc5cb30a91c6b70af0cbcdf86d01f79443e002038b93e3184379523f9d14bdd9a48ae064e29ad32b4073bc56f8b

Download Submit
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Filesize
126KB

MD5
aebf8cd9ea982decded5ee6f3777c6d7

SHA1
406e723158cd5697503d1d04839d3bc7a5051603

SHA256
104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

SHA512
f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

Download Submit
C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll
Filesize
126KB

MD5
aebf8cd9ea982decded5ee6f3777c6d7

SHA1
406e723158cd5697503d1d04839d3bc7a5051603

SHA256
104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

SHA512
f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

Download Submit
memory/752-142-0x00000000004B8000-0x00000000004D7000-memory.dmp

Filesize
124KB

Download
memory/752-134-0x00000000020A0000-0x00000000020DE000-memory.dmp

Filesize
248KB

Download
memory/752-135-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/752-143-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/752-133-0x00000000004B8000-0x00000000004D7000-memory.dmp

Filesize
124KB

Download
memory/1956-158-0x0000000000000000-mapping.dmp

Download
memory/2236-147-0x0000000000000000-mapping.dmp

Download
memory/2236-164-0x0000000005390000-0x00000000059A8000-memory.dmp

Filesize
6.1MB

Download
memory/2236-167-0x0000000005300000-0x000000000533C000-memory.dmp

Filesize
240KB

Download
memory/2236-152-0x00000000020F0000-0x000000000212E000-memory.dmp

Filesize
248KB

Download
memory/2236-153-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2236-154-0x00000000005A8000-0x00000000005D9000-memory.dmp

Filesize
196KB

Download
memory/2236-166-0x00000000052E0000-0x00000000052F2000-memory.dmp

Filesize
72KB

Download
memory/2236-162-0x0000000004B70000-0x0000000005114000-memory.dmp

Filesize
5.6MB

Download
memory/2236-163-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/2764-141-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/2764-136-0x0000000000000000-mapping.dmp

Download
memory/2764-139-0x0000000000628000-0x0000000000647000-memory.dmp

Filesize
124KB

Download
memory/2764-144-0x0000000000628000-0x0000000000647000-memory.dmp

Filesize
124KB

Download
memory/2764-140-0x00000000005D0000-0x000000000060E000-memory.dmp

Filesize
248KB

Download
memory/2780-145-0x0000000000000000-mapping.dmp

Download
memory/2812-165-0x0000000004B10000-0x0000000004C1A000-memory.dmp

Filesize
1.0MB

Download
memory/2812-161-0x00000000001C0000-0x00000000001F2000-memory.dmp

Filesize
200KB

Download
memory/2812-155-0x0000000000000000-mapping.dmp

Download
memory/2812-171-0x0000000000A80000-0x0000000000AE6000-memory.dmp

Filesize
408KB

Download
memory/3704-151-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3704-150-0x000000000080C000-0x000000000082B000-memory.dmp

Filesize
124KB

Download
memory/3932-169-0x00000000006FC000-0x000000000071B000-memory.dmp

Filesize
124KB

Download
memory/3932-170-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download