ardamax | a5085b647960eb5463d8fceb9bd091e22ebad35cdb54f76619c61e16202cbc4b

General

Target

JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
Size

489KB
MD5

cc904c82b92d93070efeee182fda3e07
SHA1

0ff0485b5000f445a677d198e69689c52c8016bd
SHA256

a5085b647960eb5463d8fceb9bd091e22ebad35cdb54f76619c61e16202cbc4b
SHA512

e5d4931561d05d02a61c1a7d6f15105adada24f3c33a1155028b39a05e4d810c960b7b687257f042f4e89d862a082ad83a39ef455d1b48206ccc3b163ca860ad
SSDEEP

12288:2+j8M4WkRvOgzmtqllEwG6jrK8xIgpceS+bvF60+YZ+:JCWk1OgzzlKOxIreXbtnk

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/0x0007000000016d36-9.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2960	BKVB.exe

Loads dropped DLL 3 IoCs

pid	Process
2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.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\BKVB Agent = "C:\\Windows\\SysWOW64\\28463\\BKVB.exe"	BKVB.exe

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\BKVB.004	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
File created	C:\Windows\SysWOW64\28463\BKVB.003	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
File created	C:\Windows\SysWOW64\28463\BKVB.001	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
File created	C:\Windows\SysWOW64\28463\BKVB.006	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
File created	C:\Windows\SysWOW64\28463\BKVB.007	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
File created	C:\Windows\SysWOW64\28463\BKVB.exe	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2496	WerFault.exe	29

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_cc904c82b92d93070efeee182fda3e07.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BKVB.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2960	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	30
PID 2496 wrote to memory of 2960	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	30
PID 2496 wrote to memory of 2960	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	30
PID 2496 wrote to memory of 2960	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	30
PID 2496 wrote to memory of 2756	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	31
PID 2496 wrote to memory of 2756	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	31
PID 2496 wrote to memory of 2756	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	31
PID 2496 wrote to memory of 2756	2496	JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc904c82b92d93070efeee182fda3e07.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\28463\BKVB.exe
  "C:\Windows\system32\28463\BKVB.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2960
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 300
  2⤵
  - Program crash
  PID:2756

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

Replay Monitor

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Downloads

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

Filesize
395KB

MD5
d63cc8679a63448db1c64252e14e4ab5

SHA1
10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

SHA256
29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

SHA512
cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

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

Filesize
370B

MD5
4011afc18fa0d817ceab60ae162ac529

SHA1
b6f6774599a685b88cffc0da67c06d4016509133

SHA256
e8ee833e098a49440350ad1e0ee1d31d04e7c925d3c7e834b9ff421cc699fcca

SHA512
174472b6fb807a00dc04ca2d85a93663887fb1fa0de24af3c2ddeb98ce786b0c42eae2eea74d0ffd14c49c63f471980209c22ccd03dc54ea32c1fe25e9caee06

Download Submit
C:\Windows\SysWOW64\28463\BKVB.004

Filesize
14KB

MD5
1e9efc9747213f87a89eefb656d221a1

SHA1
beaa459418de39ded935109cdfc6ef1c9924cad0

SHA256
fb38bfcf3c9067cf387311b10ba5a817e2016dba5e00ff4a144218e5bab78fac

SHA512
7c8d344eb920f5c494fa835b8ff49d6074caa3bed09438244c51b787cc3cb3508807160976b8087e400e29056978bb6ee3172c23120a22eabb950aaa5a2320b0

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

Filesize
8KB

MD5
81e20f4361cf8f5a57812871c24d945e

SHA1
5d7877d6959ab26599b05795a71633f00c37a3da

SHA256
e6e8b4a29dccb3531f58c75b754caf7f26afe3e7043239305fd0ae7ab2f7571d

SHA512
69b1d75ab7123054bf98cf3a0f2cc7a0749cda8d85ebdef85be7d89f1454154ce29070907b934727a6c5276ff430e94810b87a5634d25d8529df9ee36fd20818

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

Filesize
5KB

MD5
e9fbdcc2f5fb657fa519b3f5c69fc52d

SHA1
c49cca77b46a59d620711de7564d43e5dafcd2b5

SHA256
cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

SHA512
913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

Download Submit
\Users\Admin\AppData\Local\Temp\@85C3.tmp

Filesize
4KB

MD5
25530555085337eb644b061f239aa9d4

SHA1
8d91e099aba5439d4bfa8bce464c94e3e1acf620

SHA256
3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

SHA512
b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

Download Submit
\Windows\SysWOW64\28463\BKVB.exe

Filesize
473KB

MD5
97d8ad45f48b4b28a93aab94699b7168

SHA1
8b69b7fd7c008b95d12386f6da415097e72151de

SHA256
661df22a66b2062b233eb0bd9665de924cfe0ac9c6ba29e20ffef24f817f9331

SHA512
3351eac970bab391de410fcf1937da75d2e4722b808f10332f487ddfe469544e32e7d4ed0e5bdc19bd5f472cffcc55ca1498c95945b4e9c4ceff6ff5cc521c8a

Download Submit
memory/2960-27-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads