ardamax | 91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454

Analysis

max time kernel
142s
max time network
128s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18/03/2025, 07:13

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General

Target

91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe
Size

600KB
MD5

788e554c0938109f4ec5cb40af7bd228
SHA1

62709ae17f8bdc45d5afae2fee3b954aed9005a0
SHA256

91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454
SHA512

93670d12a873650f94d5d55e09f51ceab2db50e18d1a217a4a0e938cc786cbaed1b534ee55bf92c95d46c45b6a226d37608aa6d820caa814b592f88a8c1ab027
SSDEEP

12288:fRhzupXfGlLO5MKsTDqtOotOBuI9NxpyLnZg:Zhz+ulKJS2PtmuSNxULZ

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.drivehq.com
Port:
21
Username:
cet90

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x00050000000194e4-44.dat	family_ardamax

Executes dropped EXE 3 IoCs

pid	Process
2248	ardamax.EXE
2840	Install.exe
2908	RKYT.exe

Loads dropped DLL 9 IoCs

pid	Process
2840	Install.exe
2840	Install.exe
2840	Install.exe
2840	Install.exe
2840	Install.exe
2908	RKYT.exe
2908	RKYT.exe
2908	RKYT.exe
2908	RKYT.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\RKYT Agent = "C:\\Windows\\SysWOW64\\28463\\RKYT.exe"	RKYT.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 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\28463\RKYT.009	RKYT.exe
File created	C:\Windows\SysWOW64\28463\RKYT.001	Install.exe
File created	C:\Windows\SysWOW64\28463\RKYT.006	Install.exe
File created	C:\Windows\SysWOW64\28463\RKYT.007	Install.exe
File opened for modification	C:\Windows\SysWOW64\28463	RKYT.exe
File created	C:\Windows\SysWOW64\28463\RKYT.009	RKYT.exe
File created	C:\Windows\SysWOW64\28463\RKYT.exe	Install.exe
File created	C:\Windows\SysWOW64\28463\key.bin	Install.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	RKYT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Install.exe

Modifies registry class 33 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\TypeLib\ = "{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\ProgID\	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\409\	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\409\win32\	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\VersionIndependentProgID\	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\409	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\FLAGS	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\FLAGS\	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\HELPDIR	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\Version	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\Version\	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\InprocServer32	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\InprocServer32\	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\409\win32\ = "C:\\Windows\\SysWow64\\msi.dll"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\HELPDIR\	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\HELPDIR\ = "C:\\Windows\\system32"	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\ProgID\ = "SAPI.SpResourceManager.1"	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\FLAGS\ = "0"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\VersionIndependentProgID\ = "SAPI.SpResourceManager"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\ = "Ajicokax.Ivafibiq.Lesihkex Class"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\InprocServer32\ = "%SystemRoot%\\SysWow64\\Speech\\Common\\sapi.dll"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\ = "Microsoft Windows Installer Object Library"	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\TypeLib\	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\ProgID	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E30992A5-B9AC-2DAE-64EF-3504CA08D5C6}\1.0\409\win32	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\TypeLib	RKYT.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\Version\ = "5.4"	RKYT.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{174076F4-B280-4E3D-B5A4-B04321C6230D}\VersionIndependentProgID	RKYT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2908	RKYT.exe
Token: SeIncBasePriorityPrivilege	2908	RKYT.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2908	RKYT.exe
2908	RKYT.exe
2908	RKYT.exe
2908	RKYT.exe
2908	RKYT.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 2540	2560	91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe	31
PID 2560 wrote to memory of 2540	2560	91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe	31
PID 2560 wrote to memory of 2540	2560	91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe	31
PID 2560 wrote to memory of 2248	2560	91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe	33
PID 2560 wrote to memory of 2248	2560	91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe	33
PID 2560 wrote to memory of 2248	2560	91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe	33
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2248 wrote to memory of 2840	2248	ardamax.EXE	34
PID 2840 wrote to memory of 2908	2840	Install.exe	35
PID 2840 wrote to memory of 2908	2840	Install.exe	35
PID 2840 wrote to memory of 2908	2840	Install.exe	35
PID 2840 wrote to memory of 2908	2840	Install.exe	35
PID 2840 wrote to memory of 2908	2840	Install.exe	35
PID 2840 wrote to memory of 2908	2840	Install.exe	35
PID 2840 wrote to memory of 2908	2840	Install.exe	35

C:\Users\Admin\AppData\Local\Temp\91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe
"C:\Users\Admin\AppData\Local\Temp\91c0ed616170401a29cd6fa0a59d0aede1d39d38ed1ce8485a6e6f5789da6454.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\run.bat" "
  2⤵
  PID:2540
- C:\Users\Admin\AppData\Local\Temp\ardamax.EXE
  "C:\Users\Admin\AppData\Local\Temp\ardamax.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Users\Admin\AppData\Local\Temp\Install.exe
    "C:\Users\Admin\AppData\Local\Temp\Install.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2840
  - - C:\Windows\SysWOW64\28463\RKYT.exe
      "C:\Windows\system32\28463\RKYT.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Modifies registry class
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Install.exe

Filesize
566KB

MD5
41dc0fc1fff90a9d5d28f64da7f5b4f4

SHA1
03fb38cfec8e4cb088c9f2d3edb08afbf5c08f3d

SHA256
9c8ad7d35fa160b6254c62c99487e9d846c7da0e7d4900c7c6b707294aed4eaf

SHA512
29b816459333dfe4b269ee16eb6f11c622e0b10959f2431a7d14efe3861e24acf546e955736a1554404050bf1adc34abdd25ea178ae3a16c836aa8004db11377

Download Submit
C:\Users\Admin\AppData\Local\Temp\ardamax.EXE

Filesize
581KB

MD5
3a19cabf65e0f578e8bb61e2579017f6

SHA1
c12f4dfe9f4082ddd5b321a70a70e2eeeeeaa2eb

SHA256
3e26364fc5c4799e494eeab424fa632c4a7a629819e1582dd931fe08f9e43998

SHA512
6759f73b0462f6be26051dcbb4e78b8f13f5b3da74145aa0ac9fa05d85d1ae5c626ee4d06bdb99d48b26c772a32dce13cd20be15c3e712e703d47eee795d6f6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\run.bat

Filesize
23B

MD5
234dbc908f632fc9fed55bd63e19e1f5

SHA1
39e7adf222e3eff34d33f65bbd56399aaeede7a7

SHA256
b110b65a0722a06873690dba696b25dd321365313c6f0e2db908d6544c8c5f98

SHA512
b4d32a3da8f1e9bd245303607b59df9eea19cc8776587defbac9384783004b150f2adad49e9ca369e643a64de7b747e276fef9486dd8ee1f3e263bb4e1521493

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

Filesize
374B

MD5
2e33a26777c1717ee92cc27e6f1c3979

SHA1
dbe6ecd86d9887415e7793e22cf5aefd606cfb7e

SHA256
035eff176236050769524579965c1781280b61e78278ee45bb1962737bfcab32

SHA512
76e6f99566288f4737c2122935bfaf13560406e8400cd372b4f1000d789d7834be5ae2aec0305a5436266945d9546a6dca342923ba1ffabdbe4ddc6a3f6ba342

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

Filesize
8KB

MD5
31854a50b294dd312eb7fa9eb1c99537

SHA1
e0b1682a001e15d0e0e1c1ca732cafb5c80b3160

SHA256
2fe2d55aae2deef38a37c9679d74ecf05699d6919760794f69583b43b7fe308c

SHA512
0482a4981ba242d4e931bd8b9eb5d606492cffb7609fb69fb349ed19c7a9e36a7e240e5ebe759505d253c5e72fb771612a76419c36fb035987a166569a5111c2

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

Filesize
5KB

MD5
603451f504bedb28c3a7bae4c89abf24

SHA1
cbfe12186b54663f60663c349739c7a49950c44e

SHA256
e4d6577ea390274308877284b6d0cd6672aeb0e76c9c9847ac59c0964f050d13

SHA512
136e28e288b3ce26b37c82b078a3440e3232c0f874d7d33e8e6fb6eadfd0024b9009448500c716523b81f142fa3bebf7d11f1dd3e8e6143867b06335eb5f9612

Download Submit
C:\Windows\SysWOW64\28463\RKYT.009

Filesize
916KB

MD5
278f6a02bf1e2a5b46517154d3f9d493

SHA1
f2d0a61546d71f776e0aed4d14f37f5929d1cd6b

SHA256
19352328577317cc0f752595d9b74d09bca73214f459e8312d2904909cfab5ce

SHA512
298312ca6c2565086e4203391e9e507bdb66513043981beb0286275fc6a3ab02f0b6d28118f3ac31b01162c2151d5c065fddd2746c770461ca5a131ba29fe2b2

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

Filesize
648KB

MD5
ce568bcaf7285124f764aff92f5079d4

SHA1
886f698e2239cf615f12b503853a5fa28c53aefc

SHA256
59d7d6de8a9e2d5535703d22c36888889530fd011d7f71cf034e93e36e7527af

SHA512
9f6e3496930cb5dd9c9403acc865bc94f63f64af49a27ffeedbc9d9082d50bff4a7a772bb98d4a2719f0ecae144393de9cc273ba83ae00abe347b0be0d7c9866

Download Submit
C:\Windows\SysWOW64\28463\key.bin

Filesize
106B

MD5
639d75ab6799987dff4f0cf79fa70c76

SHA1
be2678476d07f78bb81e8813c9ee2bfff7cc7efb

SHA256
fc42ab050ffdfed8c8c7aac6d7e4a7cad4696218433f7ca327bcfdf9f318ac98

SHA512
4b511d0330d7204af948ce7b15615d745e8d4ea0a73bbece4e00fb23ba2635dd99e4fa54a76236d6f74bdbcdba57d32fd4c36b608d52628e72d11d5ed6f8cde2

Download Submit
\Users\Admin\AppData\Local\Temp\@E688.tmp

Filesize
4KB

MD5
f1cf9fcbddeadabb738de497ffefdced

SHA1
7385a7c87e245da89cc5ef8f9295678c1566f25d

SHA256
086083bc73b14286f9c3c29df8b8dc6f014d8b084267fbaeee0af56344d1f779

SHA512
3a3b9d279b4c131ef3f358e0163f60ec9e60160a2cc45488adb915fea6642f3df5d35da2ccb6983d790401d237fbc808829f42c42ef958e7a0eac98fc33bb3f6

Download Submit
memory/2248-23-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2248-16-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2560-15-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2560-35-0x000007FEF60D0000-0x000007FEF6A6D000-memory.dmp

Filesize
9.6MB

Download
memory/2560-0-0x000007FEF638E000-0x000007FEF638F000-memory.dmp

Filesize
4KB

Download
memory/2840-39-0x00000000028D0000-0x00000000029AF000-memory.dmp

Filesize
892KB

Download
memory/2908-49-0x0000000000310000-0x00000000003EF000-memory.dmp

Filesize
892KB

Download
memory/2908-56-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2908-57-0x0000000000310000-0x00000000003EF000-memory.dmp

Filesize
892KB

Download
memory/2908-59-0x0000000000310000-0x00000000003EF000-memory.dmp

Filesize
892KB

Download
memory/2908-64-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2908-69-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2908-45-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads