ardamax | 3f2716eb6e609930501a732312c29d32aad258daa39345fbb78a15a49cbce3d9

General

Target

4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
Size

491KB
MD5

4e0f7bb4a9648124da887ec93ca620cd
SHA1

4e370b3aa1a4aef0eb0d75558e690d8a73e809c1
SHA256

3f2716eb6e609930501a732312c29d32aad258daa39345fbb78a15a49cbce3d9
SHA512

74bbaffaa9c13509060121b45d4dfddff537faee0a79b2eb106110917b5008f36ad7b936439ec16ab47f91689f9110c2fb1577922a5ee6988fbdf6160ee8edd9
SSDEEP

12288:Bpb9tXO1+wyYpjLs39GeCRth4po/oxDJr5g/RA9Mwk:RYyYpjoYT7hoogxD7gZSMwk

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/0x0007000000016398-13.dat	family_ardamax

Executes dropped EXE 2 IoCs

pid	Process
3000	system32WLLR.exe
2896	nyxberryxd.exe

Loads dropped DLL 3 IoCs

pid	Process
1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
1080	4e0f7bb4a9648124da887ec93ca620cd_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\system32WLLR Agent = "C:\\Windows\\system32WLLR.exe"	system32WLLR.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\system32WLLR.exe	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
File created	C:\Windows\system32AKV.exe	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
File created	C:\Windows\system32WLLR.001	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
File created	C:\Windows\system32WLLR.006	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
File created	C:\Windows\system32WLLR.007	4e0f7bb4a9648124da887ec93ca620cd_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	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32WLLR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nyxberryxd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3000	system32WLLR.exe
Token: SeIncBasePriorityPrivilege	3000	system32WLLR.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3000	system32WLLR.exe
3000	system32WLLR.exe
3000	system32WLLR.exe
3000	system32WLLR.exe
3000	system32WLLR.exe
2896	nyxberryxd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 3000	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	30
PID 1080 wrote to memory of 3000	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	30
PID 1080 wrote to memory of 3000	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	30
PID 1080 wrote to memory of 3000	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	30
PID 1080 wrote to memory of 2896	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	31
PID 1080 wrote to memory of 2896	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	31
PID 1080 wrote to memory of 2896	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	31
PID 1080 wrote to memory of 2896	1080	4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4e0f7bb4a9648124da887ec93ca620cd_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\system32WLLR.exe
  "C:\Windows\system32WLLR.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3000
- C:\Users\Admin\AppData\Local\Temp\nyxberryxd.exe
  "C:\Users\Admin\AppData\Local\Temp\nyxberryxd.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2896

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\system32WLLR.001

Filesize
414B

MD5
ef5e3e17b3504724cbb6d072afa91ed3

SHA1
ed1bb2bfa39443982f26325a431ba8e59f8d6682

SHA256
bb97cbe582aac1ba40b3f41f5d9c0afca5b47780da7411f570aa9c2f545f22bb

SHA512
a4186df3e49ff3cb3dbc0c48aa19338d6829ff2603c2ee545b704e7b4983b83f4db7722d29c4f39e88b5b290e9f722a74e601079ee9c2fd659f68702824c6eee

Download Submit
C:\Windows\system32WLLR.006

Filesize
7KB

MD5
32dd7b4bc8b6f290b0ece3cc1c011c96

SHA1
b979683868b399c6a6204ebaed9fc9c784a0429a

SHA256
6dcce9bbba5c2de47eea3abf7597a9c4fb2e4d358efc3752fa65c169cccfa2a1

SHA512
9e0d720799fe816f7d09c8a722b762203b6f12a8625c1c93cd640219ecc35969bd641b4d9e6dc04ab6f95ceb73235a438eb7d48ee9402118db3618b5760551ea

Download Submit
C:\Windows\system32WLLR.007

Filesize
5KB

MD5
e8155b68775ed29590e14df80fdc0e9f

SHA1
ed449da02e648a524004c265f3c37496d2f07f1f

SHA256
b39ba894b0a9a3201461ddd9ee9b297928e793dff221a47f019e75c11df631f3

SHA512
b14e00c46cf9bed0aca0f85775f624ff064f2d2afe1fa68b61bee5729db73cf9a8eced669c52d7cbb9504ff1b369a9a16a0f36c71a70c13c0bd1eaf5e07ccc11

Download Submit
C:\Windows\system32WLLR.exe

Filesize
471KB

MD5
3c06bbc025b61d2182ef5573f2852bda

SHA1
ebc1464c00b13fb5b3f80a59c80b595020e1fe7c

SHA256
e7f64e7215284cdeb8ef1eba28733f7aeae7f6977f82809d8de1e76a2e249085

SHA512
9d839ada211b85fc1efb1fe7bb3ce66fcf0e8069221d958234649c2ac5dc0f1bd06f1a016f9c727077af36fb46cac5409be9c8a8201d17f689c6b473aa01acdc

Download Submit
\Users\Admin\AppData\Local\Temp\@CC44.tmp

Filesize
4KB

MD5
d9e02f226fc338d14df200ba9a700625

SHA1
414f134a16a309b31e418ed9e08c0c48aaf6e2bc

SHA256
8165757efb79acceb9fd0bfae6b2c19b8f087cc0461abb17941d460dbdf2e260

SHA512
13c73381602fe2593312d41ab4bc5cd5f922ac651f9e71e3fe3c58e7f0c5c73ecc9d79d61ec46f33a0a81cf73373421eeb510bd99650c0f53af30974ed61b8ca

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

Filesize
20KB

MD5
b31be498ea2f34432f4f3fe164856c31

SHA1
15546e639813674ba08953cf0f72e700da056939

SHA256
c1261f68f47eb28a46076805bc4049c1b440f7510572660afcc3f2ceedbc87e8

SHA512
082e72ff67b9ba2f5022cbc37fd604d6a0d629bb5c37579f0f705ccf2c246ed82336b91f5bddbefa1240b85d335d3cab31ecd8d78ae790dee2c07f22d9d9f84d

Download Submit
memory/1080-33-0x00000000028D0000-0x00000000028D6000-memory.dmp

Filesize
24KB

Download
memory/1080-27-0x0000000077A4F000-0x0000000077A50000-memory.dmp

Filesize
4KB

Download
memory/1080-32-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/1080-31-0x0000000077A4F000-0x0000000077A50000-memory.dmp

Filesize
4KB

Download
memory/2896-35-0x0000000077A4F000-0x0000000077A50000-memory.dmp

Filesize
4KB

Download
memory/2896-34-0x0000000077A4F000-0x0000000077A50000-memory.dmp

Filesize
4KB

Download
memory/2896-41-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2896-40-0x0000000010000000-0x0000000010006000-memory.dmp

Filesize
24KB

Download
memory/3000-18-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/3000-39-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/3000-38-0x0000000010000000-0x0000000010006000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads