ardamax | 8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28

General

Target

8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe
Size

1.6MB
MD5

42c3347aac73193c77337f1a7fa69799
SHA1

731493bcef87dd424f97050bc08c883842921bd9
SHA256

8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28
SHA512

2bc9586f75d6ad0ac1d484f1c29e99d9d8a998b7ac19698b1d7e99fe9fa755ab2279c2830afbea963855d8ac57ce9cc398c1740d39e68546b95ff0b941e84e84
SSDEEP

49152:1Q3adyhuTOmwKmjbdzWLMYaRKAy5U6U09slP:q3iFCdnsMYEKAB0u

Score

10^/10

ardamax keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Executes dropped EXE 1 IoCs

Processes:

CYX.exe

pid process

844 CYX.exe
Loads dropped DLL 2 IoCs

Processes:

8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exeCYX.exe

pid process

308 8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe
844 CYX.exe

pid	process
844	CYX.exe

pid	process
308	8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe
844	CYX.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

CYX.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	CYX.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CYX Start = "C:\\ProgramData\\EENCVJ\\CYX.exe"	CYX.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

CYX.exe

pid process

844 CYX.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

CYX.exe

pid process

844 CYX.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

CYX.exe

pid process

844 CYX.exe
844 CYX.exe

pid	process
844	CYX.exe

pid	process
844	CYX.exe

pid	process
844	CYX.exe
844	CYX.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe

description	pid	process	target process
PID 308 wrote to memory of 844	308	8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe	CYX.exe
PID 308 wrote to memory of 844	308	8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe	CYX.exe
PID 308 wrote to memory of 844	308	8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe	CYX.exe
PID 308 wrote to memory of 844	308	8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe	CYX.exe

C:\Users\Admin\AppData\Local\Temp\8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe
"C:\Users\Admin\AppData\Local\Temp\8bced6df71a8c5ca1365ea9055919bb6aa4b106d46cf8839fb36133904d1ec28.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:308

C:\ProgramData\EENCVJ\CYX.exe
"C:\ProgramData\EENCVJ\CYX.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:844

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\EENCVJ\CYX.00
Filesize
2KB

MD5
397cb2f92084e9834c91239088fb0a0d

SHA1
548cb8f7844d4f6a7a8b6bb41acb93556ade906a

SHA256
e65a757415d58e530565fa4291b813a6035424218a629dbca75fb813bc887b68

SHA512
b1f14e8fa1a26c67062e09a92b24605ecf72e3ff01eef7ed510aa56d6d82461567b55e5dc0b374f406206af069e672876cd31610c0eded55a5e1b1b0cb90991c

Download Submit
C:\ProgramData\EENCVJ\CYX.01
Filesize
78KB

MD5
8942289fe2d65d66fb8bbbd8f5f1bd5b

SHA1
4ed44ef8ae253d99353c3d22abf8da9a2e708580

SHA256
7ce1a145642edf185fbabb5852f779a4968a21eeaebdbac11ab714561a259ff1

SHA512
7e535f5b29409bf2a4a91409dd6695c81eaa60444f50ec95717850dae3867ebd4733152f5c2a17c95ac73254e1b0d819f02a3038abc22bbe5fde35b92c8d56eb

Download Submit
C:\ProgramData\EENCVJ\CYX.exe
Filesize
2.1MB

MD5
3710bdb7e3ba37a6773e2f9920bb0d94

SHA1
7a7af1fb0e4f664da2a2fa4fa797799427bdee9c

SHA256
4cad85ce83720349fa63db46c3d741cd0c250e8c57e32fdd0c31c48e241f4c4f

SHA512
a2d7b73688a3aa0e60748c6280407b4365a845d2c7f1935a737e6d8bfe3346b5d396db46a20a3c86c06f36fbb76c3b967145e24a4e5ca24ef06b60104bc32237

Download Submit
\ProgramData\EENCVJ\CYX.01
Filesize
78KB

MD5
8942289fe2d65d66fb8bbbd8f5f1bd5b

SHA1
4ed44ef8ae253d99353c3d22abf8da9a2e708580

SHA256
7ce1a145642edf185fbabb5852f779a4968a21eeaebdbac11ab714561a259ff1

SHA512
7e535f5b29409bf2a4a91409dd6695c81eaa60444f50ec95717850dae3867ebd4733152f5c2a17c95ac73254e1b0d819f02a3038abc22bbe5fde35b92c8d56eb

Download Submit
\ProgramData\EENCVJ\CYX.exe
Filesize
2.1MB

MD5
3710bdb7e3ba37a6773e2f9920bb0d94

SHA1
7a7af1fb0e4f664da2a2fa4fa797799427bdee9c

SHA256
4cad85ce83720349fa63db46c3d741cd0c250e8c57e32fdd0c31c48e241f4c4f

SHA512
a2d7b73688a3aa0e60748c6280407b4365a845d2c7f1935a737e6d8bfe3346b5d396db46a20a3c86c06f36fbb76c3b967145e24a4e5ca24ef06b60104bc32237

Download Submit
memory/308-54-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/308-55-0x0000000000170000-0x0000000000311000-memory.dmp

Filesize
1.6MB

Download
memory/308-59-0x0000000000170000-0x0000000000311000-memory.dmp

Filesize
1.6MB

Download
memory/844-57-0x0000000000000000-mapping.dmp

Download
memory/844-64-0x00000000007E0000-0x00000000007F8000-memory.dmp

Filesize
96KB

Download
memory/844-65-0x0000000000400000-0x000000000064C000-memory.dmp

Filesize
2.3MB

Download
memory/844-66-0x00000000007E0000-0x00000000007F8000-memory.dmp

Filesize
96KB

Download

Analysis

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