ardamax | d3053aea1cb5c4700067121dbcdd4aa0a25e57939ec5d4373d1f53d8cb69b7b2

General

Target

2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
Size

488KB
MD5

2a535a6a0495b4ef0c9cc0abf83ed78f
SHA1

719ff79da0d2151aeca3f59cee51a7ba95e17cd5
SHA256

d3053aea1cb5c4700067121dbcdd4aa0a25e57939ec5d4373d1f53d8cb69b7b2
SHA512

21bd8f4eba8f0d3769e0a53deba254a9da1b5ee94662e904e00ffeecbe761877fab2f46da9279997617e8c253c5f03f65720e9398516be4487378f241cacdf63
SSDEEP

12288:XXeoSsxuJQ2xV3k9xIZELoV7ptxtPqmXXF2Z0OSnYpFo:nBZ0JRDqEEwlthl2jSYU

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/0x0007000000023c80-12.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1320	system32YSEO.exe
3308	TibiaAutoSetup_1_15_2.exe

Loads dropped DLL 7 IoCs

pid	Process
4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
1320	system32YSEO.exe
3308	TibiaAutoSetup_1_15_2.exe
1320	system32YSEO.exe
1320	system32YSEO.exe
3308	TibiaAutoSetup_1_15_2.exe
3308	TibiaAutoSetup_1_15_2.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\system32YSEO Agent = "C:\\Windows\\system32YSEO.exe"	system32YSEO.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\system32YSEO.006	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
File created	C:\Windows\system32YSEO.007	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
File created	C:\Windows\system32YSEO.exe	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
File created	C:\Windows\system32AKV.exe	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
File created	C:\Windows\system32YSEO.001	2a535a6a0495b4ef0c9cc0abf83ed78f_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 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	system32YSEO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TibiaAutoSetup_1_15_2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1320	system32YSEO.exe
Token: SeIncBasePriorityPrivilege	1320	system32YSEO.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1320	system32YSEO.exe
1320	system32YSEO.exe
1320	system32YSEO.exe
1320	system32YSEO.exe
1320	system32YSEO.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 1320	4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe	85
PID 4932 wrote to memory of 1320	4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe	85
PID 4932 wrote to memory of 1320	4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe	85
PID 4932 wrote to memory of 3308	4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe	86
PID 4932 wrote to memory of 3308	4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe	86
PID 4932 wrote to memory of 3308	4932	2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a535a6a0495b4ef0c9cc0abf83ed78f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Windows\system32YSEO.exe
  "C:\Windows\system32YSEO.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1320
- C:\Users\Admin\AppData\Local\Temp\TibiaAutoSetup_1_15_2.exe
  "C:\Users\Admin\AppData\Local\Temp\TibiaAutoSetup_1_15_2.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3308

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\@99DE.tmp

Filesize
4KB

MD5
d9e02f226fc338d14df200ba9a700625

SHA1
414f134a16a309b31e418ed9e08c0c48aaf6e2bc

SHA256
8165757efb79acceb9fd0bfae6b2c19b8f087cc0461abb17941d460dbdf2e260

SHA512
13c73381602fe2593312d41ab4bc5cd5f922ac651f9e71e3fe3c58e7f0c5c73ecc9d79d61ec46f33a0a81cf73373421eeb510bd99650c0f53af30974ed61b8ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\TibiaAutoSetup_1_15_2.exe

Filesize
15KB

MD5
7e3fb773d51ee8b39c65a02fa69ab637

SHA1
929a65a284c521f4b3971a8a22a89942b138f1fd

SHA256
f15842be39b4d5cb36d38a49b39864236a3e6c1e1ba63711bd12ddf12acfd1f3

SHA512
3f8b677cc327831edce955d7733304405286fd4ad9ce29c3992087dbe00ab579aa9f360816571964f92154e1d50ec6375e900a260bad791662d5324260514278

Download Submit
C:\Windows\system32YSEO.001

Filesize
574B

MD5
a2d548fc692178ea51b967621ee87627

SHA1
96e37f99e24830b16da0829cb59053a55da8a013

SHA256
7cb4b6c694f091f4b3ff7de70e86b5a98d179650c23bcf46a6a9eb1194bceb38

SHA512
de2e59110ecd9de66d60fe10d85e65ff05cfddafc563597519df95fb2306b56d1c15776c8751d4000117cab58f87820b28c20eaf9d51f1e23405b064afe2409c

Download Submit
C:\Windows\system32YSEO.006

Filesize
7KB

MD5
32dd7b4bc8b6f290b0ece3cc1c011c96

SHA1
b979683868b399c6a6204ebaed9fc9c784a0429a

SHA256
6dcce9bbba5c2de47eea3abf7597a9c4fb2e4d358efc3752fa65c169cccfa2a1

SHA512
9e0d720799fe816f7d09c8a722b762203b6f12a8625c1c93cd640219ecc35969bd641b4d9e6dc04ab6f95ceb73235a438eb7d48ee9402118db3618b5760551ea

Download Submit
C:\Windows\system32YSEO.007

Filesize
5KB

MD5
e8155b68775ed29590e14df80fdc0e9f

SHA1
ed449da02e648a524004c265f3c37496d2f07f1f

SHA256
b39ba894b0a9a3201461ddd9ee9b297928e793dff221a47f019e75c11df631f3

SHA512
b14e00c46cf9bed0aca0f85775f624ff064f2d2afe1fa68b61bee5729db73cf9a8eced669c52d7cbb9504ff1b369a9a16a0f36c71a70c13c0bd1eaf5e07ccc11

Download Submit
C:\Windows\system32YSEO.exe

Filesize
471KB

MD5
3c06bbc025b61d2182ef5573f2852bda

SHA1
ebc1464c00b13fb5b3f80a59c80b595020e1fe7c

SHA256
e7f64e7215284cdeb8ef1eba28733f7aeae7f6977f82809d8de1e76a2e249085

SHA512
9d839ada211b85fc1efb1fe7bb3ce66fcf0e8069221d958234649c2ac5dc0f1bd06f1a016f9c727077af36fb46cac5409be9c8a8201d17f689c6b473aa01acdc

Download Submit
memory/1320-20-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/1320-37-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads