ardamax | 14b26779a46ad93576a1811499e7801a9dc6774d45100ec4abb21dabfde1c79f

General

Target

5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
Size

1.2MB
MD5

5b7494021881d8421410fd2c80fe21f8
SHA1

29bb1886b786bb23aae96cef3f86efde8c449b43
SHA256

14b26779a46ad93576a1811499e7801a9dc6774d45100ec4abb21dabfde1c79f
SHA512

26aa602409944f47113818e728ee74023eed2481c16e33c87f3bce2a795e79f08fc509da127d8c579ccb25d3d688a53771d9cdc6aa2a562aeb1be9f1d0301254
SSDEEP

24576:bH0KuTiz3tDdEhKk6pAMfh0qJv25QeUGB8nk+dg4aRo69ZJOQL:bH0RTixEhKk8Aszv25Mt7d29Z

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x0007000000016cf0-6.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2540	SRU.exe

Loads dropped DLL 2 IoCs

pid	Process
2280	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
2540	SRU.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\SRU Start = "C:\\Windows\\SysWOW64\\BEPKOG\\SRU.exe"	SRU.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 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\BEPKOG\SRU.004	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BEPKOG\SRU.001	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BEPKOG\SRU.002	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BEPKOG\AKV.exe	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\BEPKOG\SRU.exe	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\BEPKOG\	SRU.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	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SRU.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2540	SRU.exe
Token: SeIncBasePriorityPrivilege	2540	SRU.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2540	SRU.exe
2540	SRU.exe
2540	SRU.exe
2540	SRU.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2540	2280	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2540	2280	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2540	2280	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2540	2280	5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b7494021881d8421410fd2c80fe21f8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\BEPKOG\SRU.exe
  "C:\Windows\system32\BEPKOG\SRU.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:2540

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

1

T1012

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

Loading Replay Monitor...

Downloads

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

Filesize
459KB

MD5
3a96acb4dc45307f05fc177cf07742aa

SHA1
f8d198305383ac8c1ef2c359a898d1d4f431576b

SHA256
14a550138c38cb91d2b9967dfd607bc4a46c6fa6d267a6f5e1c0131162d1527d

SHA512
3cba04fc5e3b85c4a7a33bda3ef96091e9763b1db6a76c2ad50a809ebc2232752c331807074b6ab1490182f97d052d24b6e550a74991f65c0b4cea557db87a0f

Download Submit
C:\Windows\SysWOW64\BEPKOG\SRU.001

Filesize
61KB

MD5
d19ec1c0bd415150fb4d3edf925d9a6e

SHA1
8df56e86d2459be9cf4b3d8f55bce9b4e1806bf6

SHA256
2c0bd5f9a0ba273e594ca613970c6c6ef32c2ad10a1757c77645d267f37a9e68

SHA512
b3815767c350c67c5b9823539e71fdefe7b33504b19beeeda6063cc29cfdaaec9767eef4b4919216beab86170da629c8e57e1d7bf6f41dd3cf43331570b021d0

Download Submit
C:\Windows\SysWOW64\BEPKOG\SRU.002

Filesize
43KB

MD5
76a1d9ae4d761069b795d6e891855aa5

SHA1
1540e9abb812497007aee9885d1ea35e810defff

SHA256
02a1f41970ded0a4fb834db6ced2f54b432a29048831de7793bc0aa459970567

SHA512
4dc3af04fa7494ea67ef4f44bdb3c681d01ef8cd2ad37c98e5a1b41d7ef10efff1bf55c167f7faac9b0298773a5864d06fb860fee5724463f8eef2c1a978bbfa

Download Submit
C:\Windows\SysWOW64\BEPKOG\SRU.004

Filesize
1KB

MD5
483307ed84a9f08f3774dccb25d5efd5

SHA1
557a2d91adb01337d6143e6070bd8d708770a279

SHA256
d5c863dd59690dcbf7b4b6251bdf8697b7fbc325f5dacd182c4056b659f25175

SHA512
7b8a6511cf02e7d54862e56378fad294d7be6c42d36cc7b740707d3a046b08e9d066a1f9b8b6a443075db10fb68e93dd1dc29f969a41371efdd31b4237afa767

Download Submit
\Windows\SysWOW64\BEPKOG\SRU.exe

Filesize
1.7MB

MD5
9be3091aa81569ce6ae396c39a4bdd9e

SHA1
805d6fa574027836c13bdd1fae956fd55c0002e9

SHA256
74d1f43449380ab7960d9655d897d413010a2171e201ea7c8039a3c9a671fd46

SHA512
e1627ecb79a5e4a5fafa1f31fe4c22c5f899eb4f0ea2887da9090b42d3ecba1a0540829b42064aad2779346dad493e25ad428703b932448c1d5973d46b6ba4e0

Download Submit
memory/2540-15-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2540-17-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads