ardamax | fc34e5c76b2084cd3949829793d8c5a9f9df0e79b6250de79303c466b07691fc

General

Target

15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
Size

283KB
MD5

15d4b6cdcce30869cc8ce0cb9caca109
SHA1

632e88335412cc4136e02305b8933450b751d09e
SHA256

fc34e5c76b2084cd3949829793d8c5a9f9df0e79b6250de79303c466b07691fc
SHA512

8e1d599edd4b755b1d86c0b59dca446bd0adf24cf02fc2a8cca880bbdcaf9f357f73935798738fd5040f714027fc5ecec6b4b7698bf81ec35e1bbf1fbd689745
SSDEEP

6144:YG6obMrhul4MrL/HouV+KuRM7dMvSZe1eWnJPNYt6ZVnKYp:YSbMduiYF+tGM8KnTRn/

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/0x0007000000015d59-9.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2844	PBKN.exe

Loads dropped DLL 5 IoCs

pid	Process
1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
2844	PBKN.exe
2844	PBKN.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\PBKN Agent = "C:\\Windows\\SysWOW64\\28463\\PBKN.exe"	PBKN.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 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\PBKN.exe	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	PBKN.exe
File created	C:\Windows\SysWOW64\28463\PBKN.001	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\PBKN.006	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\PBKN.007	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.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	PBKN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2844	PBKN.exe
Token: SeIncBasePriorityPrivilege	2844	PBKN.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2844	PBKN.exe
2844	PBKN.exe
2844	PBKN.exe
2844	PBKN.exe
2844	PBKN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 2844	1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe	28
PID 1608 wrote to memory of 2844	1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe	28
PID 1608 wrote to memory of 2844	1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe	28
PID 1608 wrote to memory of 2844	1608	15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15d4b6cdcce30869cc8ce0cb9caca109_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Windows\SysWOW64\28463\PBKN.exe
  "C:\Windows\system32\28463\PBKN.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:2844

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

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Downloads

C:\Windows\SysWOW64\28463\PBKN.001

Filesize
432B

MD5
56ed3c4a6dc79e2fa164dc7283b25939

SHA1
2dc80c64d514e717227e8974de95a9de0c3ecb3d

SHA256
bb80bfb02272bad8f2662ebf620c2bb3a5d2e9e02fd746df9edae8c785c10890

SHA512
95dfd28ce7069087f3e31318602ae1cdc5b3a67bf7a11d6684e29d1160d185a610b9e9706f7cc52d6d048e41ceb82c319c39e9fa5a9627479a50f4afcd5fbb81

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

Filesize
8KB

MD5
5cf4da269bc6e9a340c9d6f6f9958ef6

SHA1
236a1cf80f7bdc4da0396e865ad817ab0c87216c

SHA256
1b2bcca1e79c10cf32e816d435feacf12997aa5aeb8ed040068b82d28e6509bc

SHA512
cb84d5d848d19286ed14fb0273cddbf95781b5531117584a69c3afeba119f00dda37f9899a1af6ef900cabe1648c49643b97bd1f0d07944ffef19890d24ea258

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

Filesize
5KB

MD5
da590fabc3a6aaee518db39de8d73fb5

SHA1
a89ae670988af95714840aa463e5aeb649eb009b

SHA256
e57ffb72fdd0367510e0e9ea62b4c34a58d90a452ed4451eef50610bc27d7bd2

SHA512
5653a8d8d19b70cf094456978e3520fb80f6b56047860b53a95cd2d2fbf6fd947ff09c69090e3b956f0ed7d616237e5b6b59f899da7764c52ca1b444381159b4

Download Submit
\Users\Admin\AppData\Local\Temp\@7EF0.tmp

Filesize
4KB

MD5
7741621eab37d5237984566a87e022b7

SHA1
ecba0f2ff82abd940266b80eb12ccce900c05787

SHA256
d77ae70c89844988980f043d2dd99f819ca3770b4a2cd951f9db46c6ad97b0e1

SHA512
b4c57bb22a5f6b996ba799edca026f2a6ebfff942561cfe22010961f6ee231e9dc9b957aabf80943122ef6b607e91585bd8c3524ddbd3df711b0e66a4f13e624

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

Filesize
513KB

MD5
d6f4bfc4e4ed7157506eab4740a55c30

SHA1
14d1b95c66de54c23ef4dcaf3e6e001455fb2048

SHA256
115484f3468e91accd0352039a3ba0530eb5e102d9115f73d86ff521abb78f12

SHA512
bae882ddc779227316d186583de259c0adfbba9d0354ae944f67e661d08a505be86035d1bf5021e06c1e92ee07bb93ed5e691bcf98073fd8da0d89535a2c2d0c

Download Submit
memory/2844-22-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2844-25-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads