ardamax | 56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76

General

Target

56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe
Size

2.0MB
MD5

b87e56f89f90b540adbf18d77675e42f
SHA1

e51c15ec3841338438443008a249821dad396eaa
SHA256

56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76
SHA512

fdcaa4678388b00c77dd60b5b64915b29c4e8157a1b58265601f09b07963cc010c0a42d4133ad0a613475cea66acbaeaac752a75c5aa0e4cbb6e818477f2ad38
SSDEEP

49152:625CA3AuHmRtvqP+k7J3N+XgAHNV89ZlG/z:/5CA3A5vqP+k19+XTtClK

Score

10^/10

ardamax keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Executes dropped EXE 1 IoCs

Processes:

OXF.exe

pid process

4848 OXF.exe

pid	process
4848	OXF.exe

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

Processes:

56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe

Loads dropped DLL 2 IoCs

Processes:

OXF.exe

pid process

4848 OXF.exe
4848 OXF.exe

pid	process
4848	OXF.exe
4848	OXF.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

OXF.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	OXF.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\OXF Start = "C:\\ProgramData\\SKSXAK\\OXF.exe"	OXF.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

OXF.exe

pid process

4848 OXF.exe
4848 OXF.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OXF.exe

pid process

4848 OXF.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

OXF.exe

pid process

4848 OXF.exe
4848 OXF.exe
4848 OXF.exe
4848 OXF.exe
4848 OXF.exe

pid	process
4848	OXF.exe
4848	OXF.exe

pid	process
4848	OXF.exe

pid	process
4848	OXF.exe
4848	OXF.exe
4848	OXF.exe
4848	OXF.exe
4848	OXF.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe

description	pid	process	target process
PID 4984 wrote to memory of 4848	4984	56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe	OXF.exe
PID 4984 wrote to memory of 4848	4984	56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe	OXF.exe
PID 4984 wrote to memory of 4848	4984	56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe	OXF.exe

C:\Users\Admin\AppData\Local\Temp\56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe
"C:\Users\Admin\AppData\Local\Temp\56fd3689a9d2f8bda193d356d09fb7d78aebae34f08caf6427fe81eb27ebbd76.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4984

C:\ProgramData\SKSXAK\OXF.exe
"C:\ProgramData\SKSXAK\OXF.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4848

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\SKSXAK\OXF.00

Filesize
2KB

MD5
0d803033eb48b7a642b5adbf723539b3

SHA1
d922449895d309a2e2ed4599978171eb7ccba64c

SHA256
845c482ca1e8b7322d786bfa3bb35d12bc05e47fe3ea7de0b106a0ca9d199818

SHA512
1460c847a77e720f5103261dc414d0675bbbff27eb4ec62cadaab186f94da089001edfe40f842d94fd33aae081d257fc6e276ebb2c9b4e9b370cfa1ae630752b

Download Submit
C:\ProgramData\SKSXAK\OXF.01

Filesize
80KB

MD5
29164ede25dc60648de505abcb56a8b4

SHA1
a86f81f32b4d990288a3b327eed24b7992fa4669

SHA256
d8a042a4466822afc2506456b962e905645753e80c10ac29190fd195f38780b6

SHA512
012246c3005c9077a011d877dfdb332a71c810904dbddd0005d1e18e21cf6ebd1e046b00459583d63b1976524bf866b9cf915e47757b4edf8e3fc4ff839317a3

Download Submit
C:\ProgramData\SKSXAK\OXF.01

Filesize
80KB

MD5
29164ede25dc60648de505abcb56a8b4

SHA1
a86f81f32b4d990288a3b327eed24b7992fa4669

SHA256
d8a042a4466822afc2506456b962e905645753e80c10ac29190fd195f38780b6

SHA512
012246c3005c9077a011d877dfdb332a71c810904dbddd0005d1e18e21cf6ebd1e046b00459583d63b1976524bf866b9cf915e47757b4edf8e3fc4ff839317a3

Download Submit
C:\ProgramData\SKSXAK\OXF.01

Filesize
80KB

MD5
29164ede25dc60648de505abcb56a8b4

SHA1
a86f81f32b4d990288a3b327eed24b7992fa4669

SHA256
d8a042a4466822afc2506456b962e905645753e80c10ac29190fd195f38780b6

SHA512
012246c3005c9077a011d877dfdb332a71c810904dbddd0005d1e18e21cf6ebd1e046b00459583d63b1976524bf866b9cf915e47757b4edf8e3fc4ff839317a3

Download Submit
C:\ProgramData\SKSXAK\OXF.exe

Filesize
2.4MB

MD5
53883bf3b374dbacfad4f63e1bad74a6

SHA1
0d9bc39013fc23d6c3067832753a700b0f9dd5b1

SHA256
02d9764fbcd18dcc3834e030e8beebe15d10dfb8f47fa7bf53160e5b20f7d132

SHA512
c9752d46280cd7d1b2ca2413666097f8d3548ac981fd767534e15520622f70a8f3e20fc2f32fcc86a2f8bad919bc0e61cc4b000a8088e8af4699fb71f584287f

Download Submit
C:\ProgramData\SKSXAK\OXF.exe

Filesize
2.4MB

MD5
53883bf3b374dbacfad4f63e1bad74a6

SHA1
0d9bc39013fc23d6c3067832753a700b0f9dd5b1

SHA256
02d9764fbcd18dcc3834e030e8beebe15d10dfb8f47fa7bf53160e5b20f7d132

SHA512
c9752d46280cd7d1b2ca2413666097f8d3548ac981fd767534e15520622f70a8f3e20fc2f32fcc86a2f8bad919bc0e61cc4b000a8088e8af4699fb71f584287f

Download Submit
memory/4848-133-0x0000000000000000-mapping.dmp

Download
memory/4848-141-0x0000000004190000-0x00000000041A9000-memory.dmp

Filesize
100KB

Download
memory/4848-142-0x0000000004191000-0x00000000041A0000-memory.dmp

Filesize
60KB

Download
memory/4848-143-0x0000000004190000-0x00000000041A9000-memory.dmp

Filesize
100KB

Download
memory/4984-132-0x0000000000DD0000-0x0000000000FE0000-memory.dmp

Filesize
2.1MB

Download
memory/4984-136-0x0000000000DD0000-0x0000000000FE0000-memory.dmp

Filesize
2.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads