ardamax | a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f

General

Target

a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
Size

1.2MB
MD5

704fe74800db1fbdae0d2dd04dc3f4ed
SHA1

d44d28032f1e1ea4ed24a57ce9ddb59348ae8884
SHA256

a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f
SHA512

ab228e4e4b4779515de63b302d66406cd80ae291ebd686089dfbe64cf012eeb650e8b103f7016b1329a541b53189790addd6df192eb2e9702d6652cf647a6c46
SSDEEP

24576:P64MVT0NeN7dPfZO0rzKe3UAO/lAsjmvm+8lOaTj9Uz:P64MTT3ZOoKewjmu+8lHy

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 3 IoCs

resource	yara_rule
behavioral1/files/0x000700000001313e-55.dat	family_ardamax
behavioral1/files/0x000700000001313e-57.dat	family_ardamax
behavioral1/files/0x000700000001313e-63.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
1104	IGY.exe

Loads dropped DLL 2 IoCs

pid	Process
752	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
1104	IGY.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	IGY.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\IGY Start = "C:\\Windows\\SysWOW64\\CHHCBQ\\IGY.exe"	IGY.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

description	ioc	Process
File created	C:\Windows\SysWOW64\CHHCBQ\IGY.exe	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
File opened for modification	C:\Windows\SysWOW64\CHHCBQ\	IGY.exe
File created	C:\Windows\SysWOW64\CHHCBQ\IGY.004	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
File created	C:\Windows\SysWOW64\CHHCBQ\IGY.001	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
File created	C:\Windows\SysWOW64\CHHCBQ\IGY.002	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
File created	C:\Windows\SysWOW64\CHHCBQ\AKV.exe	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.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 2 IoCs

description	pid	Process
Token: 33	1104	IGY.exe
Token: SeIncBasePriorityPrivilege	1104	IGY.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1104	IGY.exe
1104	IGY.exe
1104	IGY.exe
1104	IGY.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 752 wrote to memory of 1104	752	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe	27
PID 752 wrote to memory of 1104	752	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe	27
PID 752 wrote to memory of 1104	752	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe	27
PID 752 wrote to memory of 1104	752	a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe	27

C:\Users\Admin\AppData\Local\Temp\a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe
"C:\Users\Admin\AppData\Local\Temp\a6004e2ad63f800b547106e912a71a330fd62a204a2bce96c61fed4304701d4f.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:752
- C:\Windows\SysWOW64\CHHCBQ\IGY.exe
  "C:\Windows\system32\CHHCBQ\IGY.exe"
  2⤵
  - 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
  PID:1104

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

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
456KB

MD5
51507d91d43683b9c4b8fafeb4d888f8

SHA1
ead2f68338da7af4720378cd46133589fc9405ba

SHA256
71b3aecefd36e4855a369019ac5871c544d39f8889d23cd455466a24cdecce6b

SHA512
a5a7ff3f8ffb72719b7e2c9dc2719c99ea32bd68994918ea027c0d7d54cfe0c80bfd34486dd8d3cdd390376bc4c8d1f7d97de4b98b7d39a3e10c3e2682c07d1c

Download Submit
C:\Windows\SysWOW64\CHHCBQ\IGY.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
C:\Windows\SysWOW64\CHHCBQ\IGY.002

Filesize
43KB

MD5
93df156c4bd9d7341f4c4a4847616a69

SHA1
c7663b32c3c8e247bc16b51aff87b45484652dc1

SHA256
e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

SHA512
ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

Download Submit
C:\Windows\SysWOW64\CHHCBQ\IGY.004

Filesize
1KB

MD5
cb8af4691f407deebe5af9ef791ce28e

SHA1
5cee1d75108e1c2f1cd6f1b490f2fb1a03662c8b

SHA256
7f525708d0afb5be0a59d56f8815bfb5c5bce6a9c23c1e4c7669f9ab4fa63c63

SHA512
38a6033a8a400bb0ef5c38ca1ad6b1db4672d81ad0fb7a9890c26f21b59624de7947e01c9dffaddd13024a7435702ac37311c362dbefe85237fe545c7e8c37d3

Download Submit
C:\Windows\SysWOW64\CHHCBQ\IGY.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
C:\Windows\SysWOW64\CHHCBQ\IGY.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
\Windows\SysWOW64\CHHCBQ\IGY.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
\Windows\SysWOW64\CHHCBQ\IGY.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
memory/752-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download

Analysis

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