ardamax | 2a5a747b4a9f0797b34d3ddd7e6f3350f8a470dbc559c793c3fcb9e3c9e5760e

General

Target

JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
Size

1.2MB
MD5

1e914d39ae7d03acaf2afde93f3983b7
SHA1

5771ba41fe84a513646e4a32a13132c78a78646f
SHA256

2a5a747b4a9f0797b34d3ddd7e6f3350f8a470dbc559c793c3fcb9e3c9e5760e
SHA512

8da4cf1544a7009f89734435d345013987c3aa81898686e417512e18cc0272fe69ad9a9df72b1e1df5d93682beb4c412382803e9a60f84cbe7745b5739fede98
SSDEEP

24576:J64MVTe8K7aBlto3Wm1vgmh2t1HKWnK3v4r9epDk3b9BCMj1heVweN:J64MTSaMW9mMqv4opAWkeV

Score

10^/10

ardamax defense_evasion 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/0x0007000000023cb0-8.dat	family_ardamax

Checks computer location settings 2 TTPs 2 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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	FYD.exe

Executes dropped EXE 2 IoCs

pid	Process
4364	FYD.exe
3676	4Char Maker by~XT~.exe

Loads dropped DLL 2 IoCs

pid	Process
4364	FYD.exe
3676	4Char Maker by~XT~.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\FYD Start = "C:\\Windows\\SysWOW64\\FRYVET\\FYD.exe"	FYD.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
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\FRYVET\FYD.004	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
File created	C:\Windows\SysWOW64\FRYVET\FYD.001	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
File created	C:\Windows\SysWOW64\FRYVET\FYD.002	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
File created	C:\Windows\SysWOW64\FRYVET\AKV.exe	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
File created	C:\Windows\SysWOW64\FRYVET\FYD.exe	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
File opened for modification	C:\Windows\SysWOW64\FRYVET\	FYD.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 4 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_1e914d39ae7d03acaf2afde93f3983b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FYD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4Char Maker by~XT~.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	4364	FYD.exe
Token: SeIncBasePriorityPrivilege	4364	FYD.exe
Token: SeIncBasePriorityPrivilege	4364	FYD.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4364	FYD.exe
4364	FYD.exe
4364	FYD.exe
4364	FYD.exe
3676	4Char Maker by~XT~.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 4364	3088	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe	83
PID 3088 wrote to memory of 4364	3088	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe	83
PID 3088 wrote to memory of 4364	3088	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe	83
PID 3088 wrote to memory of 3676	3088	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe	84
PID 3088 wrote to memory of 3676	3088	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe	84
PID 3088 wrote to memory of 3676	3088	JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe	84
PID 4364 wrote to memory of 1296	4364	FYD.exe	102
PID 4364 wrote to memory of 1296	4364	FYD.exe	102
PID 4364 wrote to memory of 1296	4364	FYD.exe	102

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e914d39ae7d03acaf2afde93f3983b7.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3088
- C:\Windows\SysWOW64\FRYVET\FYD.exe
  "C:\Windows\system32\FRYVET\FYD.exe"
  2⤵
  - Checks computer location settings
  - 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
  - Suspicious use of WriteProcessMemory
  PID:4364
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\FRYVET\FYD.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1296
- C:\Users\Admin\AppData\Local\Temp\4Char Maker by~XT~.exe
  "C:\Users\Admin\AppData\Local\Temp\4Char Maker by~XT~.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3676

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

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:\Users\Admin\AppData\Local\Temp\4Char Maker by~XT~.exe

Filesize
224KB

MD5
8b1b56bc178788dab32b33e74f986fe9

SHA1
d1713599fdfc5a16f7431f037c6b9c5bdc69dae5

SHA256
e6c070624e48ead4e15c4426be0ebff125da8c6c2f4e8ba0155aa1956a4df020

SHA512
ceb54c4061d588249839a49ac47de1496b407d996491c20cffb242e6592665df2c26864d24612c1f88780f418939f4da482bee3f8b13ee513eb44cadc2279f76

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

Filesize
456KB

MD5
51507d91d43683b9c4b8fafeb4d888f8

SHA1
ead2f68338da7af4720378cd46133589fc9405ba

SHA256
71b3aecefd36e4855a369019ac5871c544d39f8889d23cd455466a24cdecce6b

SHA512
a5a7ff3f8ffb72719b7e2c9dc2719c99ea32bd68994918ea027c0d7d54cfe0c80bfd34486dd8d3cdd390376bc4c8d1f7d97de4b98b7d39a3e10c3e2682c07d1c

Download Submit
C:\Windows\SysWOW64\FRYVET\FYD.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
C:\Windows\SysWOW64\FRYVET\FYD.002

Filesize
43KB

MD5
93df156c4bd9d7341f4c4a4847616a69

SHA1
c7663b32c3c8e247bc16b51aff87b45484652dc1

SHA256
e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

SHA512
ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

Download Submit
C:\Windows\SysWOW64\FRYVET\FYD.004

Filesize
1KB

MD5
b2e1faa4d63035d9404841e58f7b3cc2

SHA1
7c79f643507cb502c06b30fd5f9e2f4e821d7598

SHA256
5fb9fe2a77ad7e94c456cf983a738418cf7ea0163681d2b09b961456ad92702c

SHA512
69dd426a0f81696ac12ead5f858038a0a6de838fac2b345fb805ab06ea8cac4056e6f8596bedd967cd16c524056406c69ffed03c7e08ffcb294fae1586c91c52

Download Submit
C:\Windows\SysWOW64\FRYVET\FYD.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
memory/4364-26-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/4364-32-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads