ardamax | 9dd1e7af3c86d564b13096d8ca1028bb3e7906868de4891f2576622d65be4174

General

Target

JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe
Size

1.1MB
MD5

81dbd5cd4841f853dd3737acc48858b3
SHA1

d576298e05b994b35ac7cd267ef4318b0f7fe5e4
SHA256

9dd1e7af3c86d564b13096d8ca1028bb3e7906868de4891f2576622d65be4174
SHA512

df85abe7715964b6df8d0bbe2ec901006174b88c16381961cf606c4f105a7cc3ca3342ce0e1ce30b01e50133be8e65a5db7cad10cecd8232991ad7a69eb04116
SSDEEP

24576:9BjtOaJKO6o/Xa6U1LeUrq5lG/L8JxsrarpSnSes2DzDsqv0Toyk/pN:lxgO6nhe8q5lGoPsrcSnSQDzDAIBN

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/0x000a000000023b40-16.dat	family_ardamax

Checks computer location settings 2 TTPs 3 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-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation	JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation	IMG057.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation	LHV.exe

Executes dropped EXE 2 IoCs

pid	Process
2968	IMG057.exe
1536	LHV.exe

Loads dropped DLL 1 IoCs

pid	Process
1536	LHV.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\LHV Start = "C:\\Windows\\SysWOW64\\JDYYHO\\LHV.exe"	LHV.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 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\JDYYHO\	LHV.exe
File created	C:\Windows\SysWOW64\JDYYHO\LHV.004	IMG057.exe
File created	C:\Windows\SysWOW64\JDYYHO\LHV.001	IMG057.exe
File created	C:\Windows\SysWOW64\JDYYHO\LHV.002	IMG057.exe
File created	C:\Windows\SysWOW64\JDYYHO\LHV.exe	IMG057.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	LHV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMG057.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	1536	LHV.exe
Token: SeIncBasePriorityPrivilege	1536	LHV.exe
Token: SeIncBasePriorityPrivilege	1536	LHV.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1536	LHV.exe
1536	LHV.exe
1536	LHV.exe
1536	LHV.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4144 wrote to memory of 2968	4144	JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe	86
PID 4144 wrote to memory of 2968	4144	JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe	86
PID 4144 wrote to memory of 2968	4144	JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe	86
PID 2968 wrote to memory of 1536	2968	IMG057.exe	87
PID 2968 wrote to memory of 1536	2968	IMG057.exe	87
PID 2968 wrote to memory of 1536	2968	IMG057.exe	87
PID 1536 wrote to memory of 1748	1536	LHV.exe	91
PID 1536 wrote to memory of 1748	1536	LHV.exe	91
PID 1536 wrote to memory of 1748	1536	LHV.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81dbd5cd4841f853dd3737acc48858b3.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4144
- C:\Users\Admin\AppData\Local\Temp\IMG057.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG057.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Windows\SysWOW64\JDYYHO\LHV.exe
    "C:\Windows\system32\JDYYHO\LHV.exe"
    3⤵
    - 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:1536
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\JDYYHO\LHV.exe > nul
      4⤵
      System Location Discovery: System Language Discovery
      PID:1748

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\IMG057.exe

Filesize
1008KB

MD5
a8d746170520e90ca52a858d1da09ce6

SHA1
21c6e3c2ca1f8a0bfb4f3549b951de3fe2901afc

SHA256
273cd79be68978ce13b4cadd1a0eff2b1f9d624e63599979e8c5874e5552065a

SHA512
1208c320afadcb0f185b32a3ff17e9c68cae4d8469bf686354d98b999532047794adce6f7b82fff000f5fd5f3ffe8f7efbcd34c07ad843e54c308188fea5c964

Download Submit
C:\Windows\SysWOW64\JDYYHO\LHV.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
C:\Windows\SysWOW64\JDYYHO\LHV.002

Filesize
43KB

MD5
93df156c4bd9d7341f4c4a4847616a69

SHA1
c7663b32c3c8e247bc16b51aff87b45484652dc1

SHA256
e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

SHA512
ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

Download Submit
C:\Windows\SysWOW64\JDYYHO\LHV.004

Filesize
1KB

MD5
030f8eb9c8f81f63edb0128a226bbf04

SHA1
1acb6c651545439a0199fe13e7e0a74e630dc6c2

SHA256
6f9e88f61e347b4c442d5584fca1ac4a9aa339a5c63e2d8ecc335660c4cbad9a

SHA512
f4bac929562a8d94078476b744da503a066f40db509f0d8fb1a33b08126b3053affc16e81e21055b4638109f72d2e41421a8a9be06dbcb493b79a84a4bcebc53

Download Submit
C:\Windows\SysWOW64\JDYYHO\LHV.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
memory/1536-23-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/1536-25-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads