ardamax | 71b031d1bff5d1394daf263de1117f5a01e26a5fa394575b57db2f6a1aefc077

Analysis

max time kernel
146s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-10-2024 01:39

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General

Target

7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
Size

2.2MB
MD5

7d7715a391c5dd4718048bbadffda620
SHA1

e01cf1c5aa1592ede3dfca9e613d2d01c5564d5e
SHA256

71b031d1bff5d1394daf263de1117f5a01e26a5fa394575b57db2f6a1aefc077
SHA512

f6be5139cf2f3556f4a9aad68a31713b642e14b42599fc37c6fb6a325c0ae461f5979583d0449360e4ed0a60e524c493f74ccbd331a8e7ab66276192f494fe2e
SSDEEP

49152:HGrTXhr4Ks3yUy2eBt4z2pFRWMv65dg1mUTG1RH26D6ABgGxv:HCUKrUyvUcFRRnIyG1NEAv

Score

10^/10

ardamax bootkit discovery evasion keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023bf1-8.dat	family_ardamax

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	u1008.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1040	OXM.exe
2612	u1008.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	u1008.exe

Loads dropped DLL 3 IoCs

pid	Process
1040	OXM.exe
556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
2612	u1008.exe

Unexpected DNS network traffic destination 12 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	193.67.242.1
Destination IP	144.142.3.20
Destination IP	165.129.13.21
Destination IP	134.48.1.32
Destination IP	128.107.241.182
Destination IP	216.109.85.133
Destination IP	128.143.22.119
Destination IP	159.153.197.89
Destination IP	209.135.37.204
Destination IP	216.54.204.186
Destination IP	63.148.114.90
Destination IP	137.65.1.1

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\OXM Start = "C:\\Windows\\SysWOW64\\VKEERT\\OXM.exe"	OXM.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

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	u1008.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\VKEERT\OXM.001	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\VKEERT\OXM.002	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\VKEERT\AKV.exe	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\VKEERT\OXM.exe	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\VKEERT\	OXM.exe
File created	C:\Windows\SysWOW64\VKEERT\OXM.004	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2612	u1008.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	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OXM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	u1008.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2612	u1008.exe
2612	u1008.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1040	OXM.exe
Token: SeIncBasePriorityPrivilege	1040	OXM.exe

Suspicious use of SetWindowsHookEx 48 IoCs

pid	Process
1040	OXM.exe
1040	OXM.exe
1040	OXM.exe
1040	OXM.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe
2612	u1008.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 1040	556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe	84
PID 556 wrote to memory of 1040	556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe	84
PID 556 wrote to memory of 1040	556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe	84
PID 556 wrote to memory of 2612	556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe	85
PID 556 wrote to memory of 2612	556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe	85
PID 556 wrote to memory of 2612	556	7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7d7715a391c5dd4718048bbadffda620_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\SysWOW64\VKEERT\OXM.exe
  "C:\Windows\system32\VKEERT\OXM.exe"
  2⤵
  - 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
  PID:1040
- C:\Users\Admin\AppData\Local\Temp\u1008.exe
  "C:\Users\Admin\AppData\Local\Temp\u1008.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\u1008.exe

Filesize
1.1MB

MD5
b2d30ed05e7a230b1d6254666234d51f

SHA1
3efa10b5724887b0dee11b7f9948232517050d6d

SHA256
977ad551cf91339042406eccbed808a0ebe0f693f82e0dd90ea266430d772198

SHA512
f21f88b744def8244b4680236909d7ef051425c0bd18bc05951d8f16470e2103e4be140c5b4b264e41abaa51e519d3b426d4d7268453df0d731a86eea7b3d11b

Download Submit
C:\Windows\SysWOW64\VKEERT\AKV.exe

Filesize
456KB

MD5
45a56a60fc710085ef72a86ae4de2a44

SHA1
91133410b770cfc8433b976aa44fc34346e614e6

SHA256
82d3a18d8121ad32e61d0c1fc1dabb2073d21ce82431c9d1259e2589aad373e2

SHA512
c4322b3b668efd8858ce71e1d80e25f21f75b39d4331d8c88050a8f484e524eac58226dfdbeb89fe569e89a6e93fcbb3300d537666126eb3fbf4fe54136aabbf

Download Submit
C:\Windows\SysWOW64\VKEERT\OXM.001

Filesize
60KB

MD5
5b79ad0d1d30119158b5ab4147edbd96

SHA1
6f802d57d49d7063e40b7bebafa8fb1051e0a907

SHA256
4ccebd38ac000cbc33a6cfc2e87e900ef64ba4b978f3facfdb5870e217ac3ff7

SHA512
497e3eff3c7356cf12efd153b651d1a1ef2cb07302eb5b71dcff0d6732e5273bcff5f82897dff85cdaae0bc159fa9c4588e3bc90ab12521532675bf116757c6b

Download Submit
C:\Windows\SysWOW64\VKEERT\OXM.002

Filesize
43KB

MD5
af3efaa90f29f6506693136ae1674fc7

SHA1
897aea8f6df7e29d43954512fc390b97c0eb4550

SHA256
4658d92f74df5ee142c08157985e25e41f74aaaa4256df9dfc9a011b7c3f0f44

SHA512
1a87ce2d0767204b1d636ce70c083c71f5cfa064680218906ff86c233968baca7ef605f2b1d9bfaf8326a8cbff7074ace766604b283c1a2b50d5788038dc9863

Download Submit
C:\Windows\SysWOW64\VKEERT\OXM.004

Filesize
1KB

MD5
025af52aa3c7e64bf1acc045a4dfab6e

SHA1
f9e7fd1e3cff2ec34497cd4cf929452eff5f6dce

SHA256
bdb25abcd63860479fd62c0494e8a7cae48be91d365efc208941cdcb3fa25db4

SHA512
13f57511f72c1769c326478e52d033506e1865c7c27100b5143ec8d28152010ffc14e44e0f3478b2d1dc556e4862b5d9113e21a3516fd39c5af1cf4e06ac8ccc

Download Submit
C:\Windows\SysWOW64\VKEERT\OXM.exe

Filesize
1.7MB

MD5
78dd492b06d03744d1954781d33775ca

SHA1
ef9462193e6ba7be64458ea1be6afcaeadc574b1

SHA256
c0664f94e9b2a7817f79b9457c31e524ef72ed7c073e79546d67e857b4637ede

SHA512
f88734970018f46b8c4ce350cccf577ac056957e933deb493becbc30b7165834ca68db423850220f8944b364dc97e1423247192faf4f3e4db85cf25c4576eef9

Download Submit
memory/1040-17-0x0000000000730000-0x0000000000731000-memory.dmp

Filesize
4KB

Download
memory/1040-43-0x0000000000730000-0x0000000000731000-memory.dmp

Filesize
4KB

Download
memory/2612-42-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-47-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-31-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-32-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-33-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-37-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-38-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-39-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-40-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-41-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-28-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-27-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-44-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-45-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-46-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-29-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-48-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-49-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-50-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-51-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-52-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-53-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-54-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-55-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-56-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-57-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-58-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-59-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-60-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-61-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download
memory/2612-62-0x0000000000400000-0x0000000000A09000-memory.dmp

Filesize
6.0MB

Download