ardamax | 3c50fdc4adb674163737a2d03c57ebd39e98c20c4e06f2ab7de79716a0279e58

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 05:53

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General

Target

a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
Size

4.8MB
MD5

a16b7edf235f5232ce5b0fe08d958bdf
SHA1

d999a4ccd255614ce9bb6ee27dd045f9e31134eb
SHA256

3c50fdc4adb674163737a2d03c57ebd39e98c20c4e06f2ab7de79716a0279e58
SHA512

c73e970a174ed3a1c77eb8bbf95fff40489aae50645cb56ad76fba169a7e0c631566534987b424ee541fe48074e4d345a00eebe2d4911f74fb5636d33c43872e
SSDEEP

98304:MHNSVGTM7SsVmtk19hCIJmgt3wWJBLsspJ6kekmZLK64x6Vm5BZf7/V3:Mte7S0WYks3wcYw0kmZLKvf3

Score

10^/10

ardamax bootkit discovery evasion keylogger persistence stealer trojan

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x0006000000019272-6.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__	SBot_1.98.exe

Executes dropped EXE 2 IoCs

pid	Process
3040	ETX.exe
2980	SBot_1.98.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-1-5-21-1385883288-3042840365-2734249351-1000\Software\Wine	SBot_1.98.exe

Loads dropped DLL 5 IoCs

pid	Process
2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
3040	ETX.exe
2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
2980	SBot_1.98.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\ETX Start = "C:\\Windows\\SysWOW64\\KDTJPA\\ETX.exe"	ETX.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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SBot_1.98.exe

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	SBot_1.98.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\KDTJPA\AKV.exe	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KDTJPA\ETX.exe	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\KDTJPA\	ETX.exe
File created	C:\Windows\SysWOW64\KDTJPA\ETX.004	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KDTJPA\ETX.001	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\KDTJPA\ETX.002	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2980	SBot_1.98.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	ETX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SBot_1.98.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2980	SBot_1.98.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3040	ETX.exe
Token: SeIncBasePriorityPrivilege	3040	ETX.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3040	ETX.exe
3040	ETX.exe
3040	ETX.exe
3040	ETX.exe
2980	SBot_1.98.exe
2980	SBot_1.98.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 3040	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	30
PID 2536 wrote to memory of 3040	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	30
PID 2536 wrote to memory of 3040	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	30
PID 2536 wrote to memory of 3040	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	30
PID 2536 wrote to memory of 2980	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	31
PID 2536 wrote to memory of 2980	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	31
PID 2536 wrote to memory of 2980	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	31
PID 2536 wrote to memory of 2980	2536	a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a16b7edf235f5232ce5b0fe08d958bdf_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\KDTJPA\ETX.exe
  "C:\Windows\system32\KDTJPA\ETX.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:3040
- C:\Users\Admin\AppData\Local\Temp\SBot_1.98.exe
  "C:\Users\Admin\AppData\Local\Temp\SBot_1.98.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - 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:2980

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:\Windows\SysWOW64\KDTJPA\AKV.exe

Filesize
466KB

MD5
4c5711d8a02899113661bdff195d80d5

SHA1
263592abea6d60887defb4b1bcb47dbb383edfb6

SHA256
661eee852ace18c0fe63548e3ca276866b40dd0dce722f67976b8c4bfdb92195

SHA512
4b16ee6c75a169ad02c6b30d08efcd969ba8840adf49f6eeec3abbe8b9f5f288e1b1cfb4431711a74510a6973663335e43d256ae0dcd1a68f55331152a4f64ae

Download Submit
C:\Windows\SysWOW64\KDTJPA\ETX.001

Filesize
61KB

MD5
7a5612cc859be918c5767487f8a6815a

SHA1
a855d3a3e6336ac0508a8099e8ace14680394c36

SHA256
643419bc7e3a46ecdd7196858b3489c806c5edc486b513ce58519a109544c9d1

SHA512
31c541870dbc695c34d132c4232accc2fe511f30188a4db33d5c41758cf5af00a4906b55b0a208b5848436313fd3d8ccf6be7f1af62ecedd3a5c4c301dc5e11d

Download Submit
C:\Windows\SysWOW64\KDTJPA\ETX.002

Filesize
43KB

MD5
b2bcd668abf17ee408d232cc636614b2

SHA1
c354f941121515536c4f0d9ae49ed1a9b28534b4

SHA256
563f5e99f0beb961ecf6a8284bf41fee3e85d6f63cdff1669438f5a2168bfd99

SHA512
ba1be164de5919ae45f4bedfebe7e7799626b457f07b42fc43b8912f2932955833617b45e147e2e4d406f57f57f50c1869aa611db18a569919395e42fa53a702

Download Submit
C:\Windows\SysWOW64\KDTJPA\ETX.004

Filesize
1KB

MD5
e051d37fb82848a5920e0d8650f3448c

SHA1
0c30e1e81dc174bb41195dd0d960f75c0a969717

SHA256
8cdf857fbd820609d00441e1f05e281dfeefb6bb291f3dfba1e99e00edc7a9d7

SHA512
03f0643be4ea1903412aa05fe15e2cf3e6bf8cddbafe064e9d8f085f050656f0d172139e531426bf7f6e9386bd6d862c6287253280598bcea9bf2cfd7fa2f455

Download Submit
\Users\Admin\AppData\Local\Temp\SBot_1.98.exe

Filesize
4.1MB

MD5
e15e65b9a87bdf50f92926c4ae0d670b

SHA1
61ec8d53f9d9b7cad90873aeb26ec80e5f0665ce

SHA256
44a4a794cc371b258b1467a47136fc519a89c6e882f200e4849cdd89f4352e15

SHA512
ae6f727a629f25ee5b0a9e2dba0ff237cf347104bab68e2c09968f6429e648c3dab622bb443f7ab39eee71ce837d43cc48bae1db3481b6fa9d90a3659aae353a

Download Submit
\Windows\SysWOW64\KDTJPA\ETX.exe

Filesize
1.5MB

MD5
a9ea3f61a57b36cde9953afd91f18d34

SHA1
e7e931b96b6e39b64a2a38d704bbe9561a234cbc

SHA256
accbdc6de9b6b671e6dc5bda9f1f983fbfcaa07467fbf6eabd25b9d5314d82ec

SHA512
0a6a42a772a3afd66233d9d3abb962b3a8cbf3d6e0e719352795b6441a148617dbe788991f0cead29d4b1540726504c9c56bebd9836ae6263b82a121fafd89fc

Download Submit
memory/2536-24-0x0000000004250000-0x0000000005A64000-memory.dmp

Filesize
24.1MB

Download
memory/2980-31-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-39-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-43-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-29-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-30-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-42-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-32-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-33-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-34-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-35-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-36-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-37-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-38-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-25-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-40-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/2980-41-0x0000000000400000-0x0000000001C14000-memory.dmp

Filesize
24.1MB

Download
memory/3040-15-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/3040-28-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download