ardamax | 2d37bf1762287436d5c1d6a7626b876a0d83b15dea005020a104beb6a977513a

General

Target

JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe
Size

784KB
MD5

ea1acf23288626798a85a988bca40e50
SHA1

766db96caf67c65c7f84843e57ec2b1945b1d2d1
SHA256

2d37bf1762287436d5c1d6a7626b876a0d83b15dea005020a104beb6a977513a
SHA512

f96eff26ab07562e8b0d9569ed65ca1d68aabea257bc2af8a529926ef74272bf494681d172c232d05565d3c3b4be0b2f2c11ba90635dc0e21597cd8ff79a2f42
SSDEEP

24576:gjXTDPLr03f3uHTIds824NgPIJlyOAuGaQLTvfa28n:gDTbX0P3teKgPMwuGay7An

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/0x0007000000023dfe-7.dat	family_ardamax

Downloads MZ/PE file 1 IoCs

flow	pid	Process
33	3468	Process not Found

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-1-5-21-705198581-2062733989-3666524522-1000\Control Panel\International\Geo\Nation	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe

Executes dropped EXE 1 IoCs

pid	Process
676	SPK.exe

Loads dropped DLL 1 IoCs

pid	Process
676	SPK.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\SPK Start = "C:\\Windows\\JAYRWO\\SPK.exe"	SPK.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 Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\JAYRWO\SPK.004	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe
File created	C:\Windows\JAYRWO\SPK.001	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe
File created	C:\Windows\JAYRWO\SPK.002	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe
File created	C:\Windows\JAYRWO\SPK.exe	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe
File opened for modification	C:\Windows\JAYRWO	SPK.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_ea1acf23288626798a85a988bca40e50.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SPK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1140	MicrosoftEdgeUpdate.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Web3.5 = "1739306549"	SPK.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	676	SPK.exe
Token: SeIncBasePriorityPrivilege	676	SPK.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
676	SPK.exe
676	SPK.exe
676	SPK.exe
676	SPK.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 676	548	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe	89
PID 548 wrote to memory of 676	548	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe	89
PID 548 wrote to memory of 676	548	JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea1acf23288626798a85a988bca40e50.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\JAYRWO\SPK.exe
  "C:\Windows\JAYRWO\SPK.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:676

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4NjAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODIxNjMwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDgxMjU2NzQzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1140

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

2

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\JAYRWO\SPK.001

Filesize
60KB

MD5
256d32d205671ac8ed51e56c5c5d2d56

SHA1
c0e98db79b026a2ba7c4838bf11d6e8775a10262

SHA256
064d8c21bd0cf41315cef61af65be92327275633fbdf37771c3d996202909a9a

SHA512
197a6c0d27550d4756c124b41310ae39e546449da3254c15d0070bfeec4600d12f4e653f12e4a554c69eeab615f3e159960805c029f9b4abb197b64af78c5581

Download Submit
C:\Windows\JAYRWO\SPK.002

Filesize
42KB

MD5
ecb9e8c27d6cc6ffd1e857767b9c6f24

SHA1
10a9a5054e6f1c8d1bda456b9ecb5bf359faf010

SHA256
5d948e3a55e9b1de0e9f8f89d0dd3a769bbd8d178f3297cc02864f5688dbcb29

SHA512
259ae145a962426b9b60d585d939caf86043b9031480b472ab8ee91eada3d1d7d6fc502718fbbc07ac9600368e81f87e68fd10d5fa039a85a1d4a8ddfde1968e

Download Submit
C:\Windows\JAYRWO\SPK.004

Filesize
740B

MD5
6289e5716634baee292c878dc5578d38

SHA1
28078c720eb5c246240617e9ec50f8008acdadea

SHA256
43f50521887542a2886c32e689450397333a0ffaa101f94aa9df944d883f4358

SHA512
4eb5efccd9092bd7ae959f5d151d14b796cbf45fc4129a1e119d1dbe3f36993bd25361539db77b5b1068993fc344b617d1251c083b6adfac43ba621628abfcab

Download Submit
C:\Windows\JAYRWO\SPK.exe

Filesize
1.3MB

MD5
6c94881041df04b34498298262be0095

SHA1
a55cf3e5b3d04cbc3fff689219bb4176db698afa

SHA256
b8e1a7f773703fd5b7e7658bc3f54fd50e4ea6502f9ed3b996c3ef9c977b3d9f

SHA512
dba2ad2dcb51d7dc9e01e668e91132fbb22c6c1423c3dc96c081a1bcc2614987e4091d99c9035abf4c1c2b485c36095a06cfaea67431e1d18a83c186bcea4fbf

Download Submit
memory/676-14-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download
memory/676-16-0x0000000000700000-0x0000000000701000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads