ardamax | 7254df70b859a89f4711d726103dfb707dd49b81f3cfc11f79b440f9f42f8231

General

Target

JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe
Size

869KB
MD5

7be7fdb18259a397fcc993ec4cd56814
SHA1

9b0decec20b76f41396e16beee67bb8a24c5a9ab
SHA256

7254df70b859a89f4711d726103dfb707dd49b81f3cfc11f79b440f9f42f8231
SHA512

3e77e152ee2449dfc98a10fed1b27510ee79e4c6e0f85288087ecd37e2ae541f9362e70b1b538bf1f66be8683ab94590e7fbf2dbe6fa60078d5723dfaec26348
SSDEEP

24576:uk/ATh2RBkpiqSTwsN875p0aqej5xVPEqA:voT0kpiqSTL+Jqej57Eq

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
behavioral2/files/0x0007000000024219-7.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1279544337-3716153908-718418795-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe

Executes dropped EXE 1 IoCs

pid	Process
5412	OEX.exe

Loads dropped DLL 1 IoCs

pid	Process
5412	OEX.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\OEX Start = "C:\\Windows\\SysWOW64\\XGLUYJ\\OEX.exe"	OEX.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\XGLUYJ\OEX.004	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe
File created	C:\Windows\SysWOW64\XGLUYJ\OEX.001	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe
File created	C:\Windows\SysWOW64\XGLUYJ\OEX.002	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe
File created	C:\Windows\SysWOW64\XGLUYJ\OEX.exe	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe
File opened for modification	C:\Windows\SysWOW64\XGLUYJ\	OEX.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 2 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_7be7fdb18259a397fcc993ec4cd56814.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OEX.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	5412	OEX.exe
Token: SeIncBasePriorityPrivilege	5412	OEX.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5412	OEX.exe
5412	OEX.exe
5412	OEX.exe
5412	OEX.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5948 wrote to memory of 5412	5948	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe	87
PID 5948 wrote to memory of 5412	5948	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe	87
PID 5948 wrote to memory of 5412	5948	JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be7fdb18259a397fcc993ec4cd56814.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5948
- C:\Windows\SysWOW64\XGLUYJ\OEX.exe
  "C:\Windows\system32\XGLUYJ\OEX.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:5412

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

Query Registry

2

T1012

System Information Discovery

2

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:\Windows\SysWOW64\XGLUYJ\OEX.001

Filesize
61KB

MD5
425ff37c76030ca0eb60321eedd4afdd

SHA1
7dde5e9ce5c4057d3db149f323fa43ed29d90e09

SHA256
70b00b09ae76a7ecfd6680ab22df546b17826755087c069fc87d14895e1a4e24

SHA512
ef5ff97c0d682b6155eff8f92dace1789cf01ca8bca55af1c1d0f2243b5e18bc12a657bb2bb12601b51ef9e1b942f02feb8462644da291fd1b2239c34ef2b59b

Download Submit
C:\Windows\SysWOW64\XGLUYJ\OEX.002

Filesize
43KB

MD5
12fb4f589942682a478b7c7881dfcba2

SHA1
a3d490c6cda965708a1ff6a0dc4e88037e0d6336

SHA256
4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d

SHA512
dd1c6a4ea5bc9698701ec941c4e90fe8dfb0993dc321edc052d1a80cc49bc46be665a85ec678876e698de60cda5dbf1d6279742a16d648f9d18e642a3ea33ddd

Download Submit
C:\Windows\SysWOW64\XGLUYJ\OEX.004

Filesize
1KB

MD5
988eac5dbc578cef8e4824b7b51760df

SHA1
2e755796bf74fe453d9e45ff340dc9f7d4fe9003

SHA256
deeccc09f1a11879285663439231a2be323dab07bd760229c7b49febc5e6060d

SHA512
af0b5c837d9e683a3fc8c4177bb6d6a8a7082cce9073e36f09b62446d47c71b9e07168d319dd42f419e951059219e03a0c77e92f2ad38135821aa0978f74f6bd

Download Submit
C:\Windows\SysWOW64\XGLUYJ\OEX.exe

Filesize
1.5MB

MD5
f8530f0dfe90c7c1e20239b0a7643041

SHA1
3e0208ab84b8444a69c8d62ad0b81c4186395802

SHA256
734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4

SHA512
5cb01517938789e006e00d69729ae7d73ad480f1ae17a80059bf81ee5d9cebb1263a35732c84f03d742684a650b116b13e6731ca80b0b9cdb3908e5588649399

Download Submit
memory/5412-14-0x0000000000720000-0x0000000000721000-memory.dmp

Filesize
4KB

Download
memory/5412-16-0x0000000000720000-0x0000000000721000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads