ardamax | cc8957b1096713735d2a999a9b308b5355b8c8c75e74a31bd46c4b9d806af51b

General

Target

b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe
Size

960KB
MD5

b6cd639a09111f550b5f3ded2ceecd99
SHA1

0326a7faccb7e296c421aae6ff440a0b5910b297
SHA256

cc8957b1096713735d2a999a9b308b5355b8c8c75e74a31bd46c4b9d806af51b
SHA512

853818bd838a3dd459be393de76ede26b923ee81c54accab342bfd29708509895b4cb36cec7980aaeddebe7442647552c6ee8501d982fbf092c0c4e6a9dced58
SSDEEP

24576:W0NzTKtUHhNLn2uxdvWvLSaJDg5eDLu5FKQpXXmbCAqE:W0pToUHTn2LvLlweDybX2

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
behavioral2/files/0x00070000000233c2-7.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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4080	ITH.exe

Loads dropped DLL 1 IoCs

pid	Process
4080	ITH.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\ITH Start = "C:\\Windows\\SysWOW64\\NHOBGJ\\ITH.exe"	ITH.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 opened for modification	C:\Windows\SysWOW64\NHOBGJ\	ITH.exe
File created	C:\Windows\SysWOW64\NHOBGJ\ITH.004	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NHOBGJ\ITH.001	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NHOBGJ\ITH.002	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NHOBGJ\ITH.exe	b6cd639a09111f550b5f3ded2ceecd99_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	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ITH.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4080	ITH.exe
Token: SeIncBasePriorityPrivilege	4080	ITH.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4080	ITH.exe
4080	ITH.exe
4080	ITH.exe
4080	ITH.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 4080	864	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe	85
PID 864 wrote to memory of 4080	864	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe	85
PID 864 wrote to memory of 4080	864	b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6cd639a09111f550b5f3ded2ceecd99_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:864
- C:\Windows\SysWOW64\NHOBGJ\ITH.exe
  "C:\Windows\system32\NHOBGJ\ITH.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:4080

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

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Downloads

C:\Windows\SysWOW64\NHOBGJ\ITH.001

Filesize
61KB

MD5
0e7e847fb96b4faa6cb4d3707a96887e

SHA1
896fd4064044e271312e9128e874108eec69521f

SHA256
c0f3e18ed0020dae5f75d3338b51f9c8de26d8af0a4d31904ba77cb1d112bbca

SHA512
ad680ed30b0cabe1be4e7237b8e620060de9c5f64d088d21a6acf6f293551ab4abc10f8f959aa6041e19aeaea538e72beeecc29b7669546a9a151141d4e73684

Download Submit
C:\Windows\SysWOW64\NHOBGJ\ITH.002

Filesize
43KB

MD5
f195701cf2c54d6ceadad943cf5135b8

SHA1
9beb03fc097fc58d7375b0511b87ced98a423a08

SHA256
177c1dcc7f13158445f0b99713e9cad205da86e764940a48d43dc375565b0dec

SHA512
f78def1ab431bb2b7b647ec76c063c30a87cabd22605f94cbe4fbb6f757fd54ddf7861d3842a0e369abfce94b68d41dec0fe2322a74f67d9875f561f92b20025

Download Submit
C:\Windows\SysWOW64\NHOBGJ\ITH.004

Filesize
1KB

MD5
06e84da768e425afbe64fcaebb16a711

SHA1
ea012d1939d0dfd83dac67604a0cb5765c0d49a0

SHA256
d3176057db4f6916e857bc78f090cd42f85ef299f60f6e7a3b5ecc0bc657184e

SHA512
167640fb39b51bd3aa2cd64d5963617a0854edf26f40985a6a2a6c4bddeebd243a705cab2b38cd314efda6ee1239ea025ab2263a9f1102ca9eabe90246f69e47

Download Submit
C:\Windows\SysWOW64\NHOBGJ\ITH.exe

Filesize
1.7MB

MD5
d95623e481661c678a0546e02f10f24c

SHA1
b6949e68a19b270873764585eb1e82448d1e0717

SHA256
cecfadce6fb09b3977c20d15fb40f8f66a1d7e488a4794451d048a598c3417da

SHA512
dee02644d92ed30e88bb10e9dcdba97abd9949b230059ec20cf5d93061f9cdb77b1e793e5f69d0b51595c30077c3ddd093348d22b070ce898ccefe28b8062591

Download Submit
memory/4080-14-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/4080-16-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads