ardamax | c2d6e5fa93164668779b697fce4eca4f101b6c59237a4d96eb3caba86615ce90

General

Target

be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
Size

479KB
MD5

be00fe9258431fe716b70535824a64c4
SHA1

007ed08b7e7f1248521dbd6a7f39c476b12c0b90
SHA256

c2d6e5fa93164668779b697fce4eca4f101b6c59237a4d96eb3caba86615ce90
SHA512

167b0af9ca732a638ecf25074cc9087cbe1b5fc37bdafd2f098788651464cb87a7653cef472588f34fa65031b00a3ce3a173aee5bf663090ed82a21575c2da95
SSDEEP

12288:s9Knlz9Pq/qjnOcux+E/dIk5j6P6+7ajiw7L0RtQGxmqXMVHLc:V1g/WOcux+OdIk5R+Rw7ARt598RY

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/0x0008000000017079-9.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2692	PSKT.exe

Loads dropped DLL 7 IoCs

pid	Process
2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
2692	PSKT.exe
2696	NOTEPAD.EXE
2692	PSKT.exe
2696	NOTEPAD.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\PSKT Agent = "C:\\Windows\\SysWOW64\\28463\\PSKT.exe"	PSKT.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\PSKT.001	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\PSKT.006	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\PSKT.007	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\PSKT.exe	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	PSKT.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	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PSKT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2692	PSKT.exe
Token: SeIncBasePriorityPrivilege	2692	PSKT.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2692	PSKT.exe
2692	PSKT.exe
2692	PSKT.exe
2692	PSKT.exe
2692	PSKT.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2692	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	31
PID 2956 wrote to memory of 2692	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	31
PID 2956 wrote to memory of 2692	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	31
PID 2956 wrote to memory of 2692	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	31
PID 2956 wrote to memory of 2696	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	32
PID 2956 wrote to memory of 2696	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	32
PID 2956 wrote to memory of 2696	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	32
PID 2956 wrote to memory of 2696	2956	be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\be00fe9258431fe716b70535824a64c4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\28463\PSKT.exe
  "C:\Windows\system32\28463\PSKT.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:2692
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\SERIAL COMMADN.txt
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2696

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\SERIAL COMMADN.txt

Filesize
146B

MD5
b5fc42aae986fa6249fa51e7d88d0973

SHA1
e9771391cafb7e01d60f1e680fc887108c254394

SHA256
a676a2a04a35113313073054bb0e28086042d6ce8beaacc793ce8b12c05b077a

SHA512
20e30aa4fd83f5aab744e7ecd996cd02455fbbb62a256fca6e2f8c127f5d3d1b17db8992d842507a6233da2cc63a30425554e8f32a304610f6c42e7c40d44b39

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

Filesize
393KB

MD5
b0b09699ea39c0107af1c0833f07c054

SHA1
b730e2fb0bda9bf4a1b1f8768a00838e3ca9dcc1

SHA256
be63e3b5a6c3fbec11a737332d4e0040a23cc2d17182b4bc5e7d5dd41d930ee1

SHA512
55430e53058964961808f37d738c31f1502c3ec4a14b0296bef7bad22e468734bcd119eedba14cc87894d4acc81c9266572aff9919b18bd584823c47fa149796

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

Filesize
524B

MD5
4249fa25efa2168d72609978ef636c52

SHA1
93cbdd27c9961e5a86c41ce3f64141f67984932f

SHA256
cb7981f38c8a617592d8f1c7090dd7d44c2b8816fa070125b89e920cfff9b490

SHA512
ba7134008c0caf7fbd58e16525fa6395cfb3687a161f2252388d64f592b5ed9a285b2d751d51cdbef1b29e1e33e9741dfdc65bd2fbcc01f746e10d9a6e95b805

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

Filesize
7KB

MD5
e0fcfa7cad88d1a8a462cee6b06cf668

SHA1
a7e49078517abc929a6da261df06556c8f5a8cf0

SHA256
340ff9f7f784e299030abb9982c88547e67251a6cca07d30ca8073d01a2840c4

SHA512
430fd640432769047de7bb4432f710193855a5121fe5944ef07f6b68749608312e7c22b29834967d429637fc9b285671cd10bbc9e1cfb43654695a206ba9cf82

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

Filesize
5KB

MD5
ca72cd485d116033f1b776903ce7ee0a

SHA1
85b0b73a75b0498f56200dd1a5cf0de5371e42a3

SHA256
e583532d6b4d8cfc1def5e550674e9e1a4eef2a107adacddf729fddac64f49c4

SHA512
8dbf6920af64aac6a80c3da4a567473dc20c8d4e24078f7e66bb5aa1a08641e5081b0a1ee05f82fb1dd14218b62572c198ff39b1add5f19893008b3d8e54538f

Download Submit
\Users\Admin\AppData\Local\Temp\@EF5E.tmp

Filesize
4KB

MD5
908f7f4b0cf93759447afca95cd84aa6

SHA1
d1903a49b211bcb4a460904019ee7441420aa961

SHA256
3e6378164f9dc4148b86c9312b63c5a6b1fabcfebf9557f182d331e9cb32fc23

SHA512
958e0880565b008cdb045d6aba5103f0ba820ac037facf24b78924187a119258e3a8a97de4c3874694962114ef672d41a55feb71b92d5038e7d45bc3d91d6b0d

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

Filesize
472KB

MD5
7ca78f42e7c88f01fb7fd88321b283ff

SHA1
8f6fb4e3f5b696cac4fd54490d5f8c1862d0bb6b

SHA256
2354f408b272232ea4bb74d17d22a4332b97f1003fb9bace174a9811f2b41729

SHA512
06e822f04a4657b492a485b5a542e5c8400060abf7e71020d17965fee11f1f7c0807e32b5f9426a4fb9b4d7dd05a68ae871e5fef0807e24204351ebe569eb4ca

Download Submit
memory/2692-25-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2692-32-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2696-30-0x00000000779AF000-0x00000000779B0000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads