ardamax | 7bae8da7bce876de9663f8520aa736fd7f4c64965019e3b1d5cef2a0e6bd8df7

General

Target

6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
Size

1.2MB
MD5

6a2425dcbc25cc2cc5fbfdab046abe43
SHA1

42ed8ab4fc1a20cd8267f9b7558cf5b34f824bbd
SHA256

7bae8da7bce876de9663f8520aa736fd7f4c64965019e3b1d5cef2a0e6bd8df7
SHA512

eeff2921b4b5e4beb831a9fa81e9f6108fa774ee4e7bef0eb84c7bb0fac06c68bb9451b38a265e8fafe97a5bfe84f9814e2c115b0f1d87967a0e738e2351da31
SSDEEP

24576:A0NzTbScp2/w2W63E0Oc/E9C5K0MOuRrEcyogmrzvtdylymbr5Ol/4J:A0pT2hR/Ekc7rENy3ldKymP5O

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/0x000a000000023b85-8.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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
624	MKO.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\MKO Start = "C:\\Windows\\SysWOW64\\MTCBUS\\MKO.exe"	MKO.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\MTCBUS\MKO.004	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MTCBUS\MKO.001	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MTCBUS\MKO.002	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MTCBUS\AKV.exe	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MTCBUS\MKO.exe	6a2425dcbc25cc2cc5fbfdab046abe43_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	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MKO.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 624	1488	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe	84
PID 1488 wrote to memory of 624	1488	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe	84
PID 1488 wrote to memory of 624	1488	6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a2425dcbc25cc2cc5fbfdab046abe43_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\SysWOW64\MTCBUS\MKO.exe
  "C:\Windows\system32\MTCBUS\MKO.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:624

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

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\MTCBUS\AKV.exe

Filesize
485KB

MD5
b905540561802896d1609a5709c38795

SHA1
a265f7c1d428ccece168d36ae1a5f50abfb69e37

SHA256
ce666ce776c30251bb1b465d47826c23efaa86ec5ee50b2a4d23a4ceb343ed53

SHA512
7663654f134f47a8092bae1f3f9d46732d2541ab955e7604d43a0def1e61e2bc039a6753e94d99f1d04b69f55a86f1fb937513671019f1bdf100edb97b24badc

Download Submit
C:\Windows\SysWOW64\MTCBUS\MKO.001

Filesize
61KB

MD5
0e7e847fb96b4faa6cb4d3707a96887e

SHA1
896fd4064044e271312e9128e874108eec69521f

SHA256
c0f3e18ed0020dae5f75d3338b51f9c8de26d8af0a4d31904ba77cb1d112bbca

SHA512
ad680ed30b0cabe1be4e7237b8e620060de9c5f64d088d21a6acf6f293551ab4abc10f8f959aa6041e19aeaea538e72beeecc29b7669546a9a151141d4e73684

Download Submit
C:\Windows\SysWOW64\MTCBUS\MKO.002

Filesize
43KB

MD5
f195701cf2c54d6ceadad943cf5135b8

SHA1
9beb03fc097fc58d7375b0511b87ced98a423a08

SHA256
177c1dcc7f13158445f0b99713e9cad205da86e764940a48d43dc375565b0dec

SHA512
f78def1ab431bb2b7b647ec76c063c30a87cabd22605f94cbe4fbb6f757fd54ddf7861d3842a0e369abfce94b68d41dec0fe2322a74f67d9875f561f92b20025

Download Submit
C:\Windows\SysWOW64\MTCBUS\MKO.004

Filesize
1KB

MD5
6c152cdbc5ab6674a6df3dd87412e441

SHA1
a371343221e90ed1de0a48d751f34247cdc1cd22

SHA256
580529873be00b5f6eb42f434ec636d2188f6372ec8259980823bd505f0cac36

SHA512
15a6fffacb73a322567c97d16eb85f715d125bbeb24e75f8ca3218e06144dcd60b396d8dba71186917ed8f780ec76600c97b9564ac8c1dbf18f44c2bfc263d2d

Download Submit
C:\Windows\SysWOW64\MTCBUS\MKO.exe

Filesize
1.7MB

MD5
d95623e481661c678a0546e02f10f24c

SHA1
b6949e68a19b270873764585eb1e82448d1e0717

SHA256
cecfadce6fb09b3977c20d15fb40f8f66a1d7e488a4794451d048a598c3417da

SHA512
dee02644d92ed30e88bb10e9dcdba97abd9949b230059ec20cf5d93061f9cdb77b1e793e5f69d0b51595c30077c3ddd093348d22b070ce898ccefe28b8062591

Download Submit
memory/624-17-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/624-18-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads