ardamax | 9fdda8bea717890ed99000997e2acaf4a7551b38c14a79fb8cc530558d51dd58

General

Target

ah ronaldo.exe
Size

480KB
MD5

995b5a81ffd9f9ef4bc765a08fa87fa9
SHA1

1b7adb2a12a41fa333685af71d9ef756148e6c7e
SHA256

e72141043c8d92bd62651af4e2933f5a69af87f3711fba0f1c6170c3bce3984c
SHA512

124f2354b69c8e1e2e462859f2eeb73d82e1419cca36442c8d0ece90dfd0a35d6610499330d5220b944a2c17f28810ca523ae9e1e540900e30005a8355169cf9
SSDEEP

12288:krsD9KhZTGfgr+h+FjoEO66ckCpX2TgZCAXRpG1oB9qU46L:pRTg+hBcFX2UsMGUAU46L

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/0x001900000002b28a-12.dat	family_ardamax

Executes dropped EXE 2 IoCs

pid	Process
5336	IMVS.exe
5976	IMVS.exe

Loads dropped DLL 7 IoCs

pid	Process
2836	ah ronaldo.exe
5336	IMVS.exe
5336	IMVS.exe
5336	IMVS.exe
5976	IMVS.exe
5976	IMVS.exe
5976	IMVS.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\IMVS Agent = "C:\\Windows\\SysWOW64\\28463\\IMVS.exe"	IMVS.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\28463\IMVS.exe	ah ronaldo.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	ah ronaldo.exe
File opened for modification	C:\Windows\SysWOW64\28463	IMVS.exe
File created	C:\Windows\SysWOW64\28463\IMVS.001	ah ronaldo.exe
File created	C:\Windows\SysWOW64\28463\IMVS.006	ah ronaldo.exe
File created	C:\Windows\SysWOW64\28463\IMVS.007	ah ronaldo.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	ah ronaldo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMVS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMVS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	5336	IMVS.exe
Token: SeIncBasePriorityPrivilege	5336	IMVS.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5336	IMVS.exe
5336	IMVS.exe
5336	IMVS.exe
5336	IMVS.exe
5336	IMVS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 5336	2836	ah ronaldo.exe	78
PID 2836 wrote to memory of 5336	2836	ah ronaldo.exe	78
PID 2836 wrote to memory of 5336	2836	ah ronaldo.exe	78
PID 3972 wrote to memory of 5976	3972	cmd.exe	81
PID 3972 wrote to memory of 5976	3972	cmd.exe	81
PID 3972 wrote to memory of 5976	3972	cmd.exe	81

C:\Users\Admin\AppData\Local\Temp\ah ronaldo.exe
"C:\Users\Admin\AppData\Local\Temp\ah ronaldo.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\SysWOW64\28463\IMVS.exe
  "C:\Windows\system32\28463\IMVS.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:5336

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\SysWOW64\28463\IMVS.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:3972
- C:\Windows\SysWOW64\28463\IMVS.exe
  C:\Windows\SysWOW64\28463\IMVS.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:5976

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\@757E.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

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

Filesize
395KB

MD5
b8fa30233794772b8b76b4b1d91c7321

SHA1
0cf9561be2528944285e536f41d502be24c3aa87

SHA256
14116fa79ccc105fabd312b4dff74933f8684c6b27db37e5e3a79d159092d29a

SHA512
10ce8b18e7afb8c7e30bb90b0a1f199ef0b77873fa7a9efc596606e151be6b516c0ec6222a9032bdcc527e80964f53d20a28fa1881a08b4df303b2e28204549d

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

Filesize
532B

MD5
8e6e542d362e5cdbfd3cf553980489a4

SHA1
0a695479dee00a5ace032b0861f8e2ffc49ff228

SHA256
d80238f84c8c1c8d2985273d4f26f1ec45e2020206a8c36e14b2a663816b0a32

SHA512
e57b8b79c484203c4df6383acf0c9adb5bb6745210c837ee6734e8b593e3b1272b14b8d37ed18f3a333d7cbc54c5cfb840db4d49e77174ddf38a879a1e8352f6

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

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

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

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

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

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/5336-23-0x0000000000A10000-0x0000000000A11000-memory.dmp

Filesize
4KB

Download
memory/5336-31-0x0000000000A10000-0x0000000000A11000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads