ardamax | fd7c5e08474e789d2185bb852021f56021b86efc31a138a6453de66f3604168c

General

Target

JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
Size

544KB
MD5

4f9b74a1fca3ab8687b889c84dcae26a
SHA1

f16be9c4dd966593fae55b76d29fb7514e40b3c2
SHA256

fd7c5e08474e789d2185bb852021f56021b86efc31a138a6453de66f3604168c
SHA512

1fa2f56fbe98dc5e8a368c7cfea833154a5862f7235f6f2ba8ba981f0cf2dee8a3925dc7987d835dad7fa28e78022aed5b2a11f63c22a5dc4c65fcb5a5dd19aa
SSDEEP

12288:1YtoJgkcWMT+ffOHQglazHHOmVo0uOcNys8hy0InNHiFh6:qt3nWMSWHQglzeo0uDgzhgBiD6

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x000600000001878c-11.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
1996	system32CNXC.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\system32CNXC Agent = "C:\\Windows\\system32CNXC.exe"	system32CNXC.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\system32CNXC.006	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
File created	C:\Windows\system32CNXC.007	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
File created	C:\Windows\system32CNXC.exe	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
File created	C:\Windows\system32AKV.exe	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
File created	C:\Windows\system32CNXC.001	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32CNXC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2332	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2332	DllHost.exe
2332	DllHost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 1996	2340	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe	30
PID 2340 wrote to memory of 1996	2340	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe	30
PID 2340 wrote to memory of 1996	2340	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe	30
PID 2340 wrote to memory of 1996	2340	JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f9b74a1fca3ab8687b889c84dcae26a.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\system32CNXC.exe
  "C:\Windows\system32CNXC.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:1996

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Feb 24 - 04.16.36 PM.jpg

Filesize
63KB

MD5
32dc2e1c2b4c850cdb130a92bd2d33dc

SHA1
2f19d2def6e7bef92f158b081425d84fba6b1ec7

SHA256
3b31a6e0f1ec4395c01c6185d4eb7160dc552f7df4112eef54253e01d8cd94fa

SHA512
e8287a361e1336ccf78c9587fe0eb4ce4d66614cc2f7da87b6f197bee0e4b4acaf2a1d93f3dae5ce9d9cd26ea4cec1d2c59cdfee9ecbc8e6854b70907b47ddb7

Download Submit
C:\Windows\system32CNXC.001

Filesize
408B

MD5
5768f43581e0e6b5b59214a48c3324f7

SHA1
2cf9efa9bf76bdafe543f4e40347c68fe53662d3

SHA256
ad31af187a0e6d1edb9f1910b96b3c5d1f57dff1aecb5c3b90fc047e9fe22b42

SHA512
96e52200bcf4386539c609cbefb89a294fe57bd201a03841ebc39944046bea2f7d0ebaa12857b1a772d1331b86e4c8c3defc08861204ff26c48491bcb5839f89

Download Submit
C:\Windows\system32CNXC.exe

Filesize
471KB

MD5
3c06bbc025b61d2182ef5573f2852bda

SHA1
ebc1464c00b13fb5b3f80a59c80b595020e1fe7c

SHA256
e7f64e7215284cdeb8ef1eba28733f7aeae7f6977f82809d8de1e76a2e249085

SHA512
9d839ada211b85fc1efb1fe7bb3ce66fcf0e8069221d958234649c2ac5dc0f1bd06f1a016f9c727077af36fb46cac5409be9c8a8201d17f689c6b473aa01acdc

Download Submit
\Users\Admin\AppData\Local\Temp\@A4B8.tmp

Filesize
4KB

MD5
d9e02f226fc338d14df200ba9a700625

SHA1
414f134a16a309b31e418ed9e08c0c48aaf6e2bc

SHA256
8165757efb79acceb9fd0bfae6b2c19b8f087cc0461abb17941d460dbdf2e260

SHA512
13c73381602fe2593312d41ab4bc5cd5f922ac651f9e71e3fe3c58e7f0c5c73ecc9d79d61ec46f33a0a81cf73373421eeb510bd99650c0f53af30974ed61b8ca

Download Submit
memory/1996-17-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2332-19-0x00000000001E0000-0x00000000001E2000-memory.dmp

Filesize
8KB

Download
memory/2340-18-0x0000000000520000-0x0000000000522000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads