ardamax | 5a3bc6f883a9e7b63f158bbfb8d688b8876109b47cfaffecadd4e537e5d9f76b

General

Target

JaffaCakes118_2771470fae1152233d2136ca5a126546.exe
Size

735KB
MD5

2771470fae1152233d2136ca5a126546
SHA1

6b3679e4839fdf1424e7605bc3e921e3c8f9ffea
SHA256

5a3bc6f883a9e7b63f158bbfb8d688b8876109b47cfaffecadd4e537e5d9f76b
SHA512

e9294cf1b2f40d0ae97738137a3c814051f234023663ce7854cf8d41de59c8db4457271030d7564e555e954c96aa4d27b045efba06529014240fe026af46a91d
SSDEEP

12288:OWzjD9io+xcebpu/9z1jWDW+gu+8Px2fSIuoZsxAifoWdJqpFH947VjV:bzjD9i4OA9z163M67oZkBCFd4xV

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/0x000a000000023b9e-26.dat	family_ardamax

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	macka.exe

Executes dropped EXE 2 IoCs

pid	Process
2244	macka.exe
4160	DFTL.exe

Loads dropped DLL 4 IoCs

pid	Process
2244	macka.exe
4160	DFTL.exe
4160	DFTL.exe
4160	DFTL.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\DFTL Agent = "C:\\Windows\\SysWOW64\\28463\\DFTL.exe"	DFTL.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 desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\DFTL.001	macka.exe
File created	C:\Windows\SysWOW64\28463\DFTL.006	macka.exe
File created	C:\Windows\SysWOW64\28463\DFTL.007	macka.exe
File created	C:\Windows\SysWOW64\28463\DFTL.exe	macka.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	macka.exe
File opened for modification	C:\Windows\SysWOW64\28463	DFTL.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe
File created	C:\Windows\assembly\Desktop.ini	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	JaffaCakes118_2771470fae1152233d2136ca5a126546.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_2771470fae1152233d2136ca5a126546.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	macka.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DFTL.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4160	DFTL.exe
Token: SeIncBasePriorityPrivilege	4160	DFTL.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4160	DFTL.exe
4160	DFTL.exe
4160	DFTL.exe
4160	DFTL.exe
4160	DFTL.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 2244	4832	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe	82
PID 4832 wrote to memory of 2244	4832	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe	82
PID 4832 wrote to memory of 2244	4832	JaffaCakes118_2771470fae1152233d2136ca5a126546.exe	82
PID 2244 wrote to memory of 4160	2244	macka.exe	83
PID 2244 wrote to memory of 4160	2244	macka.exe	83
PID 2244 wrote to memory of 4160	2244	macka.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2771470fae1152233d2136ca5a126546.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2771470fae1152233d2136ca5a126546.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Users\Admin\AppData\Local\Temp\macka.exe
  "C:\Users\Admin\AppData\Local\Temp\macka.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\28463\DFTL.exe
    "C:\Windows\system32\28463\DFTL.exe"
    3⤵
    - 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:4160

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:\Users\Admin\AppData\Local\Temp\@71A6.tmp

Filesize
4KB

MD5
25530555085337eb644b061f239aa9d4

SHA1
8d91e099aba5439d4bfa8bce464c94e3e1acf620

SHA256
3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

SHA512
b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\macka.exe

Filesize
491KB

MD5
6e6d6eb752017db4ebbe7cf706e57b98

SHA1
733b656613198f25ca60b548713709110dcf3f86

SHA256
4c684780bb3b0e9255f7d083ee522042269d37da1aa99daeefdd0f2cfb2fbe48

SHA512
bfa24a3734e3176ea5c5f292ccbaaa72d49d3611d466981b70ff2768368a1b8940d4505fda8d46d6f8c225136d010a7df401aeb006f87054eda2b7e0dacde396

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
395KB

MD5
d63cc8679a63448db1c64252e14e4ab5

SHA1
10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

SHA256
29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

SHA512
cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

Download Submit
C:\Windows\SysWOW64\28463\DFTL.001

Filesize
366B

MD5
44f615abdbaaec114f9cdb19b31f6e49

SHA1
9ba7f59a073ce1b7a04bda7a454f4e19ddea91e9

SHA256
32ae2e4fbf3a8f9b53d8650afbf0a91c088929628c1ec072e4ad5ebd3cc50d47

SHA512
cb9b349202ab09755d55f29fdc7578bb468e09bf1685b314e7926dca507caae765c6a91967ffa9934702b913164041588c5492af16e291a8fe2647bb633cf3b2

Download Submit
C:\Windows\SysWOW64\28463\DFTL.006

Filesize
8KB

MD5
81e20f4361cf8f5a57812871c24d945e

SHA1
5d7877d6959ab26599b05795a71633f00c37a3da

SHA256
e6e8b4a29dccb3531f58c75b754caf7f26afe3e7043239305fd0ae7ab2f7571d

SHA512
69b1d75ab7123054bf98cf3a0f2cc7a0749cda8d85ebdef85be7d89f1454154ce29070907b934727a6c5276ff430e94810b87a5634d25d8529df9ee36fd20818

Download Submit
C:\Windows\SysWOW64\28463\DFTL.007

Filesize
5KB

MD5
e9fbdcc2f5fb657fa519b3f5c69fc52d

SHA1
c49cca77b46a59d620711de7564d43e5dafcd2b5

SHA256
cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

SHA512
913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

Download Submit
C:\Windows\SysWOW64\28463\DFTL.exe

Filesize
473KB

MD5
97d8ad45f48b4b28a93aab94699b7168

SHA1
8b69b7fd7c008b95d12386f6da415097e72151de

SHA256
661df22a66b2062b233eb0bd9665de924cfe0ac9c6ba29e20ffef24f817f9331

SHA512
3351eac970bab391de410fcf1937da75d2e4722b808f10332f487ddfe469544e32e7d4ed0e5bdc19bd5f472cffcc55ca1498c95945b4e9c4ceff6ff5cc521c8a

Download Submit
memory/4160-38-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/4160-44-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/4832-0-0x0000000074A92000-0x0000000074A93000-memory.dmp

Filesize
4KB

Download
memory/4832-5-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/4832-2-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/4832-1-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/4832-42-0x0000000074A92000-0x0000000074A93000-memory.dmp

Filesize
4KB

Download
memory/4832-43-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads