ardamax | 10e4be086813a732d597f944e48ac2d5fe383e9969c9f6cfb681fad7e60afb2a

General

Target

ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
Size

261KB
MD5

ebb68d587792734a41d2cc9cb4108883
SHA1

8b72589a0369088c6bebd51c6866d732f984e20d
SHA256

10e4be086813a732d597f944e48ac2d5fe383e9969c9f6cfb681fad7e60afb2a
SHA512

d675454c5b7b94f2a8abc222ef5835f864ea8b64c86231845cb148fad6b2be1119922f4bc682e673a79338d4bb8ef17a5855cb1ebc361524e448de74e01b8921
SSDEEP

6144:OmNs4fAfqVMewEXc6UXWDc9MP92k51vuEuRR:OmNs4cqVMYs6UmBwPR

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
behavioral1/files/0x000600000001926a-9.dat	family_ardamax

Executes dropped EXE 2 IoCs

pid	Process
2072	NSK.exe
2392	bafometro.exe

Loads dropped DLL 6 IoCs

pid	Process
3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
2072	NSK.exe
3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.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\NSK = "C:\\Windows\\SysWOW64\\NSK.exe"	NSK.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 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\NSK.exe	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NSK.001	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NSK.006	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NSK.007	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64	NSK.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	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NSK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bafometro.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2072	NSK.exe
Token: SeIncBasePriorityPrivilege	2072	NSK.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2072	NSK.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2072	NSK.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2072	NSK.exe
2072	NSK.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2072	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2072	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2072	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2072	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2392	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	31
PID 3048 wrote to memory of 2392	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	31
PID 3048 wrote to memory of 2392	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	31
PID 3048 wrote to memory of 2392	3048	ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ebb68d587792734a41d2cc9cb4108883_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\NSK.exe
  "C:\Windows\system32\NSK.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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2072
- C:\Users\Admin\AppData\Local\Temp\bafometro.exe
  "C:\Users\Admin\AppData\Local\Temp\bafometro.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2392

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

1

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\NSK.001

Filesize
1KB

MD5
100d5d6fb19e30525c2a1e50d8264577

SHA1
27488ac68647ec87dd981ff826932ae5cd9d9450

SHA256
a0e18be4811e1c0c7e06ae836296d16787140f9ff46156511972bdf32fb51015

SHA512
416bb6f978f16931c44b4bfc4eccecbf8bb40ecca53436e127dc104d6634f201cf366d3e9179456587bb8e7bb18cbdef3a0d6da27d4046747dec243fcdc2a8cb

Download Submit
\Users\Admin\AppData\Local\Temp\@B79C.tmp

Filesize
4KB

MD5
ccfd350414f3804bbb32ddd7eb3f6153

SHA1
e91d270b8481d456a3beabf617ef3379a93f1137

SHA256
1dabedfe9c7cda2d8aa74c95ba57fb832a4066b20f4051c0330b4422de237eb3

SHA512
328e069aaced9217eb9f4b4f20e27cd7ef933427e3388b3a0829089d694ea2280a2e5511a9eb577cec2a7b409cf367b0f17d8654076931648e152936fad810bd

Download Submit
\Users\Admin\AppData\Local\Temp\bafometro.exe

Filesize
212KB

MD5
0b69bead0fd93128cda7980c4bf9344f

SHA1
2e179c08feb9ff3c0a36c5215784e62354f6cf44

SHA256
1c0adc42188797023bd2ae06c0225004e32fddd8fdbedb48092a5f44961a9580

SHA512
87c78ade59dc8346cc7cae3c7815cbd8b850869919e2e03f4a8ded317c653a51155db07d21c0de50c94ffd6a058756af007cfebf8302c3290f8471ae87abeea8

Download Submit
\Windows\SysWOW64\NSK.006

Filesize
4KB

MD5
0868167c8915fb3d87d4e5a775a57ffd

SHA1
5f223134e003382fd8c191a1f4ca94922f1d802e

SHA256
6a28449ee15745e772f877b6133913325400a2ca3dbf829d76cf42e0c8d6da4c

SHA512
d9f82239d6990b3dcc261f99f5acf20d71965b08146821575f830698fa07a5ec7ba0553494bb779e427692ada39ed5973489d1077aeec5ddfdf5a73d9c91b058

Download Submit
\Windows\SysWOW64\NSK.exe

Filesize
239KB

MD5
2bada91f44e2a5133a5c056b31866112

SHA1
9fbe664832d04d79f96fa090191b73d9811ef08d

SHA256
c742feab59b4e1b7b188b02ed91ab34eaeb83c87ac6babfb5f08649ed2b8cd02

SHA512
dc797a06061937f8dd657a34d4373d3069c9c1a6752752516042e5d135fc41257c7a3a6738b3accd626a02f1887476197eca0ab28cf568daf57269cbe9c8eb41

Download Submit
memory/2392-30-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2392-31-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2392-32-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads