ardamax | 6460090f2c1336191bba12b431bc66cc849714ea8bcfad0bc0eba84cc1d503aa

General

Target

e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Size

900KB
MD5

e7067b8d2ee2e8424252309c52ae5267
SHA1

26f0763a153fcfa7b3507d8dffa66aca50de01b8
SHA256

6460090f2c1336191bba12b431bc66cc849714ea8bcfad0bc0eba84cc1d503aa
SHA512

474e5c19cada8794a510b53aa1ee74a3d6ffa6bdea7eb403b0a9524ce7c091d42ecc494a3a590732302339004f3663f6753bfb3efd72f2ba98af67c0deca8c29
SSDEEP

12288:pqUoJNlaWfkQHNNnXXk+aiptW5v9edN1gFAbdYhLtDSu6vje/bPFL5yWOwE4huL:pqUoXDt5E+qI+hLh9tLUN4hu

Score

10^/10

ardamax defense_evasion 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
behavioral2/files/0x00080000000235b7-26.dat	family_ardamax

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	ASWS.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3572	ASWS.exe

Loads dropped DLL 5 IoCs

pid	Process
3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
3572	ASWS.exe
3572	ASWS.exe
3572	ASWS.exe
4876	WerFault.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\ASWS Agent = "C:\\Windows\\SysWOW64\\28463\\ASWS.exe"	ASWS.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
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\ASWS.001	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\ASWS.006	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\ASWS.007	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\ASWS.exe	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	ASWS.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4876	3572	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 4 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	ASWS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\InprocServer32	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\InprocServer32\ = "combase.dll"	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\InprocServer32\ThreadingModel = "Both"	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\ = "Component Categories Manager"	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: 33	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Token: 33	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
Token: 33	3572	ASWS.exe
Token: SeIncBasePriorityPrivilege	3572	ASWS.exe
Token: SeIncBasePriorityPrivilege	3572	ASWS.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3572	ASWS.exe
3572	ASWS.exe
3572	ASWS.exe
3572	ASWS.exe
3572	ASWS.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 2464 wrote to memory of 3640	2464	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	91
PID 3640 wrote to memory of 3572	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	92
PID 3640 wrote to memory of 3572	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	92
PID 3640 wrote to memory of 3572	3640	e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe	92
PID 3572 wrote to memory of 3672	3572	ASWS.exe	106
PID 3572 wrote to memory of 3672	3572	ASWS.exe	106
PID 3572 wrote to memory of 3672	3572	ASWS.exe	106

C:\Users\Admin\AppData\Local\Temp\e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Users\Admin\AppData\Local\Temp\e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e7067b8d2ee2e8424252309c52ae5267_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - Checks computer location settings
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3640
- - C:\Windows\SysWOW64\28463\ASWS.exe
    "C:\Windows\system32\28463\ASWS.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3572
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1100
      4⤵
      Loads dropped DLL
      Program crash
      PID:4876
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\ASWS.exe > nul
      4⤵
      System Location Discovery: System Language Discovery
      PID:3672

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1036,i,4356837537417149674,16553092232944545509,262144 --variations-seed-version --mojo-platform-channel-handle=3676 /prefetch:8
1⤵
PID:3512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3572 -ip 3572
1⤵
PID:4780

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\@44C4.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

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

Filesize
474B

MD5
49171b850deee8bf146bc73012014dab

SHA1
87f8a4862e5740ac179b4f4e86c22a54077e934d

SHA256
6525c6ac6e707a2433da52043965bc088560a1891e9862e07afc8594ece1853f

SHA512
c08b21e43270e17fdd075df64f1e532de7f816aa3ebcef27e18039fe522454334aee943d5a0df6ac6a87f4772d730ff48fada68d0671433593e3c9503ace5810

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

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

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

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

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

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/2464-0-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2464-33-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/3572-39-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download
memory/3572-43-0x0000000000970000-0x0000000000971000-memory.dmp

Filesize
4KB

Download
memory/3640-12-0x00000000020D0000-0x0000000002164000-memory.dmp

Filesize
592KB

Download
memory/3640-11-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/3640-31-0x00000000020D0000-0x0000000002164000-memory.dmp

Filesize
592KB

Download
memory/3640-35-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/3640-10-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/3640-9-0x00000000020D0000-0x0000000002164000-memory.dmp

Filesize
592KB

Download
memory/3640-4-0x00000000020D0000-0x0000000002164000-memory.dmp

Filesize
592KB

Download
memory/3640-2-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads