ardamax | a840587e2863ada42875de0416e4b0cab2645356ed0614d04af08aa6304e7d02

General

Target

JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
Size

837KB
MD5

2308e58a900ad740164f39d290d11359
SHA1

40ef0302ea43c5d8b9d204ae9461ec745d4caca1
SHA256

a840587e2863ada42875de0416e4b0cab2645356ed0614d04af08aa6304e7d02
SHA512

a38262aa964986808f8692346690e369550c784e6a76bed55bec12f4f52c96529a5c26a8e1aa19a5c5501f1679e3a3a1a2379d342a5c2b86b8407b27710d22a0
SSDEEP

24576:Pjq+t3c2g41iv2N58uzlPm4pHjL0cFT9Y:PVJc2aMH1pH/0cFT9Y

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/0x000a000000023ba2-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe

Executes dropped EXE 2 IoCs

pid	Process
1488	RPVH.exe
1988	tibia luz.exe

Loads dropped DLL 7 IoCs

pid	Process
3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
1488	RPVH.exe
1988	tibia luz.exe
1488	RPVH.exe
1488	RPVH.exe
1988	tibia luz.exe
1988	tibia luz.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\RPVH Agent = "C:\\Windows\\SysWOW64\\Sys32\\RPVH.exe"	RPVH.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\Sys32\RPVH.001	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
File created	C:\Windows\SysWOW64\Sys32\RPVH.006	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
File created	C:\Windows\SysWOW64\Sys32\RPVH.007	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
File created	C:\Windows\SysWOW64\Sys32\RPVH.exe	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
File created	C:\Windows\SysWOW64\Sys32\AKV.exe	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
File opened for modification	C:\Windows\SysWOW64\Sys32	RPVH.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	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RPVH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tibia luz.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1488	RPVH.exe
Token: SeIncBasePriorityPrivilege	1488	RPVH.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1988	tibia luz.exe
1488	RPVH.exe
1488	RPVH.exe
1488	RPVH.exe
1488	RPVH.exe
1988	tibia luz.exe
1488	RPVH.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 1488	3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe	82
PID 3064 wrote to memory of 1488	3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe	82
PID 3064 wrote to memory of 1488	3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe	82
PID 3064 wrote to memory of 1988	3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe	83
PID 3064 wrote to memory of 1988	3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe	83
PID 3064 wrote to memory of 1988	3064	JaffaCakes118_2308e58a900ad740164f39d290d11359.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2308e58a900ad740164f39d290d11359.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2308e58a900ad740164f39d290d11359.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\Sys32\RPVH.exe
  "C:\Windows\system32\Sys32\RPVH.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:1488
- C:\Users\Admin\AppData\Local\Temp\tibia luz.exe
  "C:\Users\Admin\AppData\Local\Temp\tibia luz.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1988

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

2

T1012

System Information Discovery

2

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\@270E.tmp

Filesize
4KB

MD5
ce1db3d8d9e4b75ff749d38ca718a257

SHA1
5c7cc462e57f623c7d7a8c2a47467afc4927b4a4

SHA256
885d61204eff764496c6813967c4b4097cba7fcfb72e9571faabf1f4b5d473d9

SHA512
f6ee073336493f315b9644bf89526584a2aa9595626b51580faf1184e76f18718b696658288634737a9581d7ae27f36653243263ad35f0c9459001ba9892b160

Download Submit
C:\Users\Admin\AppData\Local\Temp\tibia luz.exe

Filesize
1.1MB

MD5
b64ecc689412dd036feee61293161c7a

SHA1
0bfb21f30566c877b4de1feab9864b613e741958

SHA256
801fa94b192f036a7dfb98bd9bed10e52d876113d01bd68b01859acd4fb24733

SHA512
2a9b528d2715c59a12566e795ec38a32345fc00ae74090ed5b1f1929c5e81c53993e30bb5822e353b5ff88439b12122b7b51fd6128fa52fb86c605bb03aad545

Download Submit
C:\Windows\SysWOW64\Sys32\AKV.exe

Filesize
391KB

MD5
d2a65f5bcd35a551de241ff7db55ee10

SHA1
4037d2c5d08dcf5e9dbad74b577cbab419335a99

SHA256
b6de4fd78f2f9ba6ab981d4edc5a820b8a23bd8a5fd7cf9188f18168d94154db

SHA512
492b078f31dd41b46a58fdc938d391e283e7a2f50a7a514497926ad2c68f426bda91459dcba5fddc07d18e2216c632d6561fa4deb28f1d570bd656d0c3b1c4b3

Download Submit
C:\Windows\SysWOW64\Sys32\RPVH.001

Filesize
468B

MD5
fb6c8f2f9b1049e261d81c5fff3dd39b

SHA1
a09c8ed400aab6cbfdb80937800b603edbdfa0ec

SHA256
57dfa2343dbb30ffd098776996b2fceb2e61bd2e2f463cc78c122b286ff620a6

SHA512
686e582ccd342ef8f1fb06f06f5d97f762349669c9c11d33427706e4ecf87f71be479325a5a439b68f8b1b0d48af775b33ae504b13b055b576bc3b3142088143

Download Submit
C:\Windows\SysWOW64\Sys32\RPVH.006

Filesize
7KB

MD5
f88c78041afe02325aaed6f171ef23cf

SHA1
7a502ed670e5148a3d43d90e6b225926e3455f0c

SHA256
f80f5ec2826fbcb1b7a0b40b77e520d00ce25be52fae068b947868bbe93a406e

SHA512
1370e3cdfaedfbaa4c9d4e58520e6242316a629b671fae0664944cbe40ca6ef22230e2ec5b06698f6f1a1464ce4a57881655b5358d987f578caf766ac7e8e75e

Download Submit
C:\Windows\SysWOW64\Sys32\RPVH.007

Filesize
5KB

MD5
7073fbcfe75154326946919c8f86ebc2

SHA1
ba81cf37f06826ad6617e97b5a47538251024b4c

SHA256
89e3eb1103d75072346d3b454cde5efa92d7bb6f89f2d972b18fe0becf6db4e2

SHA512
7e9fcfd14460eebd02093f560d3fca6a198fc0b5592c3905be2efadd9bfafa24277a5155a54e4eaecfdf5829068e41969b0b97f70f5969fd1efafccfa870ae7b

Download Submit
C:\Windows\SysWOW64\Sys32\RPVH.exe

Filesize
476KB

MD5
93285f6ebc9657feb0724435db46e246

SHA1
f7762091e7cc91e6007f273284a59f74c36ff104

SHA256
2d44177550adda3ae9d69e7f5bb51557a7d5b1c23902d84e5a2ce9c1fe079d15

SHA512
0992893a78a4a66eea62057207717f91154ea16ae140bc62878968703496106a953c55a35b6ece0d081d521ece62fa9607d56fcab28d33ffdea0e80f0aa76c8d

Download Submit
memory/1488-35-0x0000000002200000-0x0000000002201000-memory.dmp

Filesize
4KB

Download
memory/1488-44-0x0000000002200000-0x0000000002201000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads