ardamax | f3337b39039c3563e6cb4d0dafd8a5f01edcec611cfb1b4c8b484dfd8492d622

General

Target

JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
Size

1.0MB
MD5

be7c18c31fc7569a937489cbf5e20026
SHA1

43057e6a5c1a9e4a7848e8217cab818b9bf21474
SHA256

f3337b39039c3563e6cb4d0dafd8a5f01edcec611cfb1b4c8b484dfd8492d622
SHA512

c68fff0bf12d2c457ab9f340e93c2e6aac99ce042a3488a19a4b072aa3650a4ef119cfc7bbaf37b0fbf403b0a1babd394946fed62a4e83bbb08bc3cfb9804913
SSDEEP

24576:2bPTCskwmUXPL63+ACww1gXbHuCCaG1vdvMP5JPvbd:27TCymU/L6xCabia6dwXPv

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/0x000a000000023caa-8.dat	family_ardamax

Downloads MZ/PE file 1 IoCs

flow	pid	Process
54	2128	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-1-5-21-1290774215-692483676-1419523182-1000\Control Panel\International\Geo\Nation	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe

Executes dropped EXE 1 IoCs

pid	Process
2436	AHA.exe

Loads dropped DLL 2 IoCs

pid	Process
2436	AHA.exe
3464	NOTEPAD.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\AHA Start = "C:\\Windows\\SysWOW64\\DXCLGA\\AHA.exe"	AHA.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 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DXCLGA\AHA.004	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
File created	C:\Windows\SysWOW64\DXCLGA\AHA.001	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
File created	C:\Windows\SysWOW64\DXCLGA\AHA.002	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
File created	C:\Windows\SysWOW64\DXCLGA\AKV.exe	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
File created	C:\Windows\SysWOW64\DXCLGA\AHA.exe	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
File opened for modification	C:\Windows\SysWOW64\DXCLGA\	AHA.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	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AHA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.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
5032	MicrosoftEdgeUpdate.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1290774215-692483676-1419523182-1000_Classes\Local Settings	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3464	NOTEPAD.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2436	AHA.exe
Token: SeIncBasePriorityPrivilege	2436	AHA.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2436	AHA.exe
2436	AHA.exe
2436	AHA.exe
2436	AHA.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 2436	392	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe	87
PID 392 wrote to memory of 2436	392	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe	87
PID 392 wrote to memory of 2436	392	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe	87
PID 392 wrote to memory of 3464	392	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe	88
PID 392 wrote to memory of 3464	392	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe	88
PID 392 wrote to memory of 3464	392	JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be7c18c31fc7569a937489cbf5e20026.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:392
- C:\Windows\SysWOW64\DXCLGA\AHA.exe
  "C:\Windows\system32\DXCLGA\AHA.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:2436
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\DietMP3.ini
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Opens file in notepad (likely ransom note)
  PID:3464

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDQ5MjgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxNzQzMjM4OTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODQwNjA1MTQzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:5032

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

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:\Users\Admin\AppData\Local\Temp\DietMP3.ini

Filesize
739B

MD5
2ed8d6a58a5c0aac59b62bfaf9d5f743

SHA1
82371fa6a81f5f530a069cce19a5849f4cce91af

SHA256
4edb85e700d57ec03eee15c2d149bbbfe8f1c09bde2c6376532f226889325b40

SHA512
5143e12e5f22956f28f9aa0ea238cbcd084a83bf924de4273b31f3389252c11dcc8267737f4b3f9055ee762e967b901a0dc55f59b9e89bd5cf22b5f52c9a1a75

Download Submit
C:\Windows\SysWOW64\DXCLGA\AHA.001

Filesize
61KB

MD5
29136121b1c0307a02a8826477995613

SHA1
4dffe908036a21be56a9caa739ec1bf1cf9bd0ca

SHA256
f9dd403e696d2128cafe9a4bab54a28161745934df6d3479a066083a61515402

SHA512
2c7077ff82e948b9a9b6b16214dfdd11e222f07fb0a75aec59a9dafc29906907f24e0c625cefd5032321cc7883c00fd0abc7801f185983190f353b6dff2774c7

Download Submit
C:\Windows\SysWOW64\DXCLGA\AHA.002

Filesize
43KB

MD5
d977f26d7f7ffcb0f002813b55ff032d

SHA1
7e17b642dc1286908c18caba6fedb890de8fcc86

SHA256
2ce6c66843f0d0f156ae523f25d2cf4c9886fcae7b4f69deefbde4bc5328bf29

SHA512
e291f6acf5df88c52eb9232d55eb43fc08cbd423b7ae46148f710de909db49c04fc1d64e05b8e307ddd880134c525188109b94182ca99ea5934b66b9316e9e25

Download Submit
C:\Windows\SysWOW64\DXCLGA\AHA.004

Filesize
676B

MD5
37deb8b73c76c1eb4dd5fae5bde7b5e3

SHA1
6788d2f13d3529270991cd41c8c4198cc4b6b3d1

SHA256
9a6abdf956ffe30f5db7edadb4b33a5607b25e7f1562e171b88ef328c368e777

SHA512
1659e6b5031c75690795beece3ae31d00843025dbfbb009f5cb02a560c314ad53e1812af342052ff64248dd7ad592d8639538efff399745a839167f248f4d99b

Download Submit
C:\Windows\SysWOW64\DXCLGA\AHA.exe

Filesize
1.4MB

MD5
27a49221ba75a90934342bbe70f6c954

SHA1
751e322d6f7e46c132f0f97c56d60344248f1959

SHA256
946611f5091452aa46310d3ba8a885e808617b8ae9c57a468f7fe3abda4b052d

SHA512
9476f49d2e3c10f3e5cd91313e03405f944bc9887fd65e6c2236caab3a42e2c9a5392d7c34f6c5787a7dc8c3cfd43a3a90a6e052176aa60a43da0327d7ff78d6

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

Filesize
448KB

MD5
c49125a39e0ae69b1cc77040ba8a9441

SHA1
92941e9559d9b1a0a944595377b6c5d44b53a6a4

SHA256
f7e3d70532b7a0b04bde2fc3a9439b8a95ba7b89eff5f214ef53041a58c97524

SHA512
f61f42e500ebdd0559c420f05849265964e58aba7bb2be1095d41dddc1393ccf2191de0ed61d5fefd3957c4890c61fced1497481b76f158a12f7d95e626224c6

Download Submit
memory/2436-18-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/2436-22-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads