ardamax | 3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a

General

Target
jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe
Size 934KB
Sample260930-lcq7cssz3n
SHA256 3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a
MD5 4401e392bdbba7978b51ce1d22851f0b
SHA1 a6b32f61b00060fde3aeee1620767ef8b6fe3bab
SHA512 dd130fed690c9bffe270903de419a834b60b57a2fc6a188e362c849f1049b59d98a0b3171379024e69d9241269b20c510588997ce703fce942ac498e87ae4f3e
SSDEEP 24576:264MVTr9Vte/1KbkSuBw2XHi12tLLmDoRXfIH0:264MTr9VteIbkSuBwSgGLCDohIH
TLSH
T14E15230E71989031C8AA0871455DE6A6891D71212793D9BF3FA80FAF5E103DD6A7F0DF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery ardamax keylogger persistence stealer

Malware Config

Signatures

Family: Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x0007000000024564-7.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-1-5-21-1696934516-3600988056-1840298893-1000\Control Panel\International\Geo\Nation	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe

Executes dropped EXE 2 IoCs

pid	Process
4296	HJA.exe
4816	HJA.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\HJA Start = "C:\\Windows\\SysWOW64\\OJEWSD\\HJA.exe"	HJA.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\OJEWSD\HJA.exe	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe
File created	C:\Windows\SysWOW64\OJEWSD\HJA.004	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe
File created	C:\Windows\SysWOW64\OJEWSD\HJA.001	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe
File created	C:\Windows\SysWOW64\OJEWSD\HJA.002	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.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	HJA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HJA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4780 wrote to memory of 4296	4780	jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe	88

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_3d63ee013683b66c6a4c2097dfc9e37cfb40dc55e98ec7e2fdd0cc52615b178a.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4780
- C:\Windows\SysWOW64\OJEWSD\HJA.exe
  "C:\Windows\system32\OJEWSD\HJA.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4296

C:\Windows\SysWOW64\OJEWSD\HJA.exe
C:\Windows\SysWOW64\OJEWSD\HJA.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4816

Network

MITRE ATT&CK Enterprise v16

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

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

HJA.001

Path C:\Windows\SysWOW64\OJEWSD\HJA.001
Size 61KB
SHA256 7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422
MD5 383d5f5d4240d590e7dec3f7312a4ac7
SHA1 f6bcade8d37afb80cf52a89b3e84683f4643fbce
SHA512 e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a
SSDEEP 768:oadkrNBhKs6gmch9lbKR1jX+SrhbRgQ2LE9+Qf5P/a9ZPmbWaMIjRFi3in85oQA:ENBhDUcfV2jJOQ24kQfkZPmbWllJ5Q
TLSH
T149535B11B540D472C49665302519C3A27EBE74322AEE9443BF9727AD5F207E0FBBA34B
MD5 SHA1 SHA512 SSDEEP TLSH

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HJA.002

Path C:\Windows\SysWOW64\OJEWSD\HJA.002
Size 43KB
SHA256 e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e
MD5 93df156c4bd9d7341f4c4a4847616a69
SHA1 c7663b32c3c8e247bc16b51aff87b45484652dc1
SHA512 ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35
SSDEEP 768:JwdFarW7WyPyjWCiX41NHbCi2rFNF/IbXzm01WmzwMRNhm7:Jw3arWzUa4T+rFNF+LWMRNU
TLSH
T1E0136C50B440C173C11AA5399059DB624B6E6A311BFA6143BFBB5BBF4F312D0A73A31B
MD5 SHA1 SHA512 SSDEEP TLSH

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HJA.004

Path C:\Windows\SysWOW64\OJEWSD\HJA.004
Size 1KB
SHA256 3f3a006e864cef22736469daa0fe01de3b510cf7d502c046507cfde2aaba6cb1
MD5 6ac7aa80e262967c7ae2d9a7f1ecb457
SHA1 56db8ca678205050734cdb857b7d34be18cc92bc
SHA512 bb620c51e71a3e60094d6183e4b051e4f19ac9583de6eb74a503200359727f1477e7433b163ecacac0e2dba5ba14449a68ef6147f48c6561d362baf4b7592013
TLSH
T122318B44DBA98C7A6ED5CCF01E8B7366678C1934222C009A9F5A0A9B03341F812D7B96
MD5 SHA1 SHA512 TLSH

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HJA.exe

Path C:\Windows\SysWOW64\OJEWSD\HJA.exe
Size 1.7MB
SHA256 5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32
MD5 3cd29c0df98a7aeb69a9692843ca3edb
SHA1 7c86aea093f1979d18901bd1b89a2b02a60ac3e2
SHA512 e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9
SSDEEP 49152:xFX9r4Bel8Wvu7Eol3Y9TUpnkZYYxAHq/HU17ztvhd22vqBP4O2WSK:xJ9rlKWvXol3RuxAHq/b1
TLSH
T1E085AD59F5D2C471C06EA6B0EABB536E5D76FE21533AC6C363C1082D5A32AD0A1373B1
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4296-14-0x0000000000A20000-0x0000000000A21000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads