ardamax | f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53

Analysis

max time kernel
105s
max time network
32s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:46

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General

Target

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe
Size

540KB
MD5

6d56dc4983053ac5d03ab260a218b299
SHA1

bbbb3ba43904b41a442c22b59a2f3492957aa0a6
SHA256

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53
SHA512

7603cb624fb1a3304e8f8a2576d635308ac788b2a6472aa12b0971cd99f55ef8c3fc67c9c58c313512639a1012968896319d87f15845afe5e5d91d9d82ea9555
SSDEEP

12288:EdCsfdZ7Bc8rnImOt07DvvBHVqOO6f9G1AkpLKxAhTTGv2q:EPO8r3QgrzqOnfgGSA6TSO

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 4 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\28463\CLNX.exe	family_ardamax
\Windows\SysWOW64\28463\CLNX.exe	family_ardamax
C:\Windows\SysWOW64\28463\CLNX.exe	family_ardamax
C:\Windows\SysWOW64\28463\CLNX.exe	family_ardamax

Executes dropped EXE 3 IoCs

Processes:

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exef8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exeCLNX.exe

pid	process
2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
2012	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
1928	CLNX.exe

Loads dropped DLL 5 IoCs

Processes:

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exeCLNX.exe

pid	process
2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
1928	CLNX.exe
1928	CLNX.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

CLNX.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	CLNX.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CLNX Agent = "C:\\Windows\\SysWOW64\\28463\\CLNX.exe"	CLNX.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

Processes:

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exeCLNX.exe

description	ioc	process
File created	C:\Windows\SysWOW64\28463\CLNX.006	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
File created	C:\Windows\SysWOW64\28463\CLNX.007	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
File created	C:\Windows\SysWOW64\28463\CLNX.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
File opened for modification	C:\Windows\SysWOW64\28463	CLNX.exe
File created	C:\Windows\SysWOW64\28463\CLNX.001	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe

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

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

CLNX.exe

description pid process

Token: 33 1928 CLNX.exe
Token: SeIncBasePriorityPrivilege 1928 CLNX.exe
Token: SeIncBasePriorityPrivilege 1928 CLNX.exe

description	pid	process
Token: 33	1928	CLNX.exe
Token: SeIncBasePriorityPrivilege	1928	CLNX.exe
Token: SeIncBasePriorityPrivilege	1928	CLNX.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exef8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exeCLNX.exe

pid	process
1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe
2012	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
1928	CLNX.exe
1928	CLNX.exe
1928	CLNX.exe
1928	CLNX.exe
1928	CLNX.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exef8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exeCLNX.exe

description	pid	process	target process
PID 1732 wrote to memory of 2044	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
PID 1732 wrote to memory of 2044	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
PID 1732 wrote to memory of 2044	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
PID 1732 wrote to memory of 2044	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
PID 1732 wrote to memory of 2012	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
PID 1732 wrote to memory of 2012	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
PID 1732 wrote to memory of 2012	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
PID 1732 wrote to memory of 2012	1732	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
PID 2044 wrote to memory of 1928	2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe	CLNX.exe
PID 2044 wrote to memory of 1928	2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe	CLNX.exe
PID 2044 wrote to memory of 1928	2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe	CLNX.exe
PID 2044 wrote to memory of 1928	2044	f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe	CLNX.exe
PID 1928 wrote to memory of 864	1928	CLNX.exe	cmd.exe
PID 1928 wrote to memory of 864	1928	CLNX.exe	cmd.exe
PID 1928 wrote to memory of 864	1928	CLNX.exe	cmd.exe
PID 1928 wrote to memory of 864	1928	CLNX.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe
"C:\Users\Admin\AppData\Local\Temp\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1732

\??\c:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
c:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2044

C:\Windows\SysWOW64\28463\CLNX.exe
"C:\Windows\system32\28463\CLNX.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\CLNX.exe > nul
4⤵
PID:864

\??\c:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
c:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\28463\AKV.exe

Filesize
407KB

MD5
33dc7c00c1d64022dcea78d2147a90a5

SHA1
21b50a05d4bbfe74c1df846d9268dc953f8050a3

SHA256
e6164ff194fb651a44db5a78d680bc19efe242f3f8e95f5aedbe1cc7f00ef4ef

SHA512
3f5e3db56d056d49b094b33ddcdae8c528ec19851daa9576f00cb347f628b82bbe045fee51d92cf5507822188e5bce17b745cbc6bad155fae16b73eb191bb98f

Download Submit
C:\Windows\SysWOW64\28463\CLNX.001

Filesize
424B

MD5
96f7d6c00de3356fc87706d98c4b0834

SHA1
ee4c9921405984d30f5090efac97cecf39562ed9

SHA256
d8bde461d3460dcbd388468273bacae0c982aa0375be57907f43b18a7ed13f92

SHA512
12551c5c2178a8c9511afc0923a1b5d68fcb5a93ad1343335b7eaaba5921188a92bfd90a4b162b15a61063a958c50ea19cd4d859aa68230f7c5c19a947e3818c

Download Submit
C:\Windows\SysWOW64\28463\CLNX.006

Filesize
8KB

MD5
8499922ab422c17e550a724083be50c7

SHA1
914aa24da69f9882d12d7d7cceae38de4dbcad1c

SHA256
894ff0262900acdc5b0266f75b2db829d3dec9a059f28888d5c0997d5b76db8a

SHA512
9d2e7619c7e8e459449a7f70d581ae52a1d33ba1c90b2a14812c2a44474451dc06e78a8e410aae5e7caf9306bbe739b1eeca1a1bc167498a982d9f1320dbbd1b

Download Submit
C:\Windows\SysWOW64\28463\CLNX.007

Filesize
5KB

MD5
b128c2f3eafaff6725ed554a2a21b72f

SHA1
377c206483b5348eb4b657363d29cae830be0b8c

SHA256
b9939a330a7cf6d9947a2b3ffb52170a35d5927e401016e7694fdd24ba1aa4ef

SHA512
3de5ec44becf7520d7ae32764b4636a1d727ab92d192fd92d725d6d308067e331f88e62f3cd9a4a334eb1d9e2ea44bf30f14ebd4e4f2877cdbd6b7bf0ed771c8

Download Submit
C:\Windows\SysWOW64\28463\CLNX.exe

Filesize
513KB

MD5
0c7a714b8e1d2ead2afc90dcc43bbe18

SHA1
66736613f22771f5da5606ed8c80b572b3f5c103

SHA256
800bdf00e09f302a17e22d26dffbea037e3c077ef9f6d1d585c114f079397a9e

SHA512
35db0de86c168eb6302dcbaa1e1f9ec96b5a8814e7067e1a7bb682e9f35fc06c51148a08e6f7df1e8caeb2effde555c53966a8922e8fef6b7ce194dc81c984b4

Download Submit
C:\Windows\SysWOW64\28463\CLNX.exe

Filesize
513KB

MD5
0c7a714b8e1d2ead2afc90dcc43bbe18

SHA1
66736613f22771f5da5606ed8c80b572b3f5c103

SHA256
800bdf00e09f302a17e22d26dffbea037e3c077ef9f6d1d585c114f079397a9e

SHA512
35db0de86c168eb6302dcbaa1e1f9ec96b5a8814e7067e1a7bb682e9f35fc06c51148a08e6f7df1e8caeb2effde555c53966a8922e8fef6b7ce194dc81c984b4

Download Submit
C:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe

Filesize
516KB

MD5
2013e2036da7e0ae04c30b2212450a0d

SHA1
8563d35137d02c76c7c77907a8f98997c92e2ff3

SHA256
c664447de0b9959dcc20b2baa47c10f02174a8b5f622492113d0e72af71844fc

SHA512
ded2e35972170c96bf647b7be0d037d4f1834ef9404cdc49a736be414bb86a5e960735f4658fdc2beb4ed4d40cad738306b02a8f6542e5a8429e3b077b7f0a6a

Download Submit
C:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp02.exe

Filesize
20KB

MD5
b83fcea99b910a6817c1a050f434b095

SHA1
7123c4c5729459e99fd99b352589285667d3efed

SHA256
6f5cb145c99210c9be48dac2a439d8bbd16c77151c27c78bb50b2ada0b7f36a1

SHA512
21bc508864b77b1ec8bbc716e92977fb72ffe67b253c54e696e57c15940e7d6b693df4fbf1d71a537921faa667900c0808107f21e5b4b689a7004c3ea3a9ec2e

Download Submit
\??\c:\f8e4854190daf75006cba8ba80504a82f8a3d6127f10f6dd39dd0aeba042ef53Temp01.exe

Filesize
516KB

MD5
2013e2036da7e0ae04c30b2212450a0d

SHA1
8563d35137d02c76c7c77907a8f98997c92e2ff3

SHA256
c664447de0b9959dcc20b2baa47c10f02174a8b5f622492113d0e72af71844fc

SHA512
ded2e35972170c96bf647b7be0d037d4f1834ef9404cdc49a736be414bb86a5e960735f4658fdc2beb4ed4d40cad738306b02a8f6542e5a8429e3b077b7f0a6a

Download Submit
\Users\Admin\AppData\Local\Temp\@2E42.tmp

Filesize
4KB

MD5
ac2120f3b2fb824a5c1f3752dc944d21

SHA1
8bfbf3887103e886736e0802f88ed860a450856e

SHA256
fd9c203a32eec0afe4ab1e3ae02c68ac27649120bb3f0af68852ba487384ecaf

SHA512
474d77a27e3553aa58b394e77317a770f700f59580820741269e6c4746e664ce483a33a51baecd45ef4ac1a13e451a2c47d95c9abb79c7bc5cf902646f78c90f

Download Submit
\Windows\SysWOW64\28463\CLNX.006

Filesize
8KB

MD5
8499922ab422c17e550a724083be50c7

SHA1
914aa24da69f9882d12d7d7cceae38de4dbcad1c

SHA256
894ff0262900acdc5b0266f75b2db829d3dec9a059f28888d5c0997d5b76db8a

SHA512
9d2e7619c7e8e459449a7f70d581ae52a1d33ba1c90b2a14812c2a44474451dc06e78a8e410aae5e7caf9306bbe739b1eeca1a1bc167498a982d9f1320dbbd1b

Download Submit
\Windows\SysWOW64\28463\CLNX.007

Filesize
5KB

MD5
b128c2f3eafaff6725ed554a2a21b72f

SHA1
377c206483b5348eb4b657363d29cae830be0b8c

SHA256
b9939a330a7cf6d9947a2b3ffb52170a35d5927e401016e7694fdd24ba1aa4ef

SHA512
3de5ec44becf7520d7ae32764b4636a1d727ab92d192fd92d725d6d308067e331f88e62f3cd9a4a334eb1d9e2ea44bf30f14ebd4e4f2877cdbd6b7bf0ed771c8

Download Submit
\Windows\SysWOW64\28463\CLNX.exe

Filesize
513KB

MD5
0c7a714b8e1d2ead2afc90dcc43bbe18

SHA1
66736613f22771f5da5606ed8c80b572b3f5c103

SHA256
800bdf00e09f302a17e22d26dffbea037e3c077ef9f6d1d585c114f079397a9e

SHA512
35db0de86c168eb6302dcbaa1e1f9ec96b5a8814e7067e1a7bb682e9f35fc06c51148a08e6f7df1e8caeb2effde555c53966a8922e8fef6b7ce194dc81c984b4

Download Submit
\Windows\SysWOW64\28463\CLNX.exe

Filesize
513KB

MD5
0c7a714b8e1d2ead2afc90dcc43bbe18

SHA1
66736613f22771f5da5606ed8c80b572b3f5c103

SHA256
800bdf00e09f302a17e22d26dffbea037e3c077ef9f6d1d585c114f079397a9e

SHA512
35db0de86c168eb6302dcbaa1e1f9ec96b5a8814e7067e1a7bb682e9f35fc06c51148a08e6f7df1e8caeb2effde555c53966a8922e8fef6b7ce194dc81c984b4

Download Submit
memory/864-77-0x0000000000000000-mapping.dmp

Download
memory/1928-67-0x0000000000000000-mapping.dmp

Download
memory/2012-61-0x0000000000000000-mapping.dmp

Download
memory/2044-56-0x0000000000000000-mapping.dmp

Download
memory/2044-60-0x0000000075531000-0x0000000075533000-memory.dmp

Filesize
8KB

Download