ardamax | 4e96466076d3626c9bd1faaff368a24287ce4ead7fed2a5ede87ee0e49028aab

General

Target

JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
Size

1.0MB
MD5

34030fcd6c081bb12f6779a5a11e7368
SHA1

997f0c629faae63427f3f1c78cb831134f900e87
SHA256

4e96466076d3626c9bd1faaff368a24287ce4ead7fed2a5ede87ee0e49028aab
SHA512

745893e82147a4738afc28995db5f79920f647d0d8233e21f0da23aa98eece07e4a16f0da02c416e4fc6a48b4305495bf73d2d4e7cfe21e98e2004e14ca44d28
SSDEEP

24576:kAN4rD8ezn6MZFLIGu/APtcHffiwjcf0aqxYG/1W:kAN4rD8ezn6MZ5IGPPtEi2hxYG4

Score

10^/10

ardamax discovery 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/0x000a000000023b9e-18.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
1780	IFA.exe

Loads dropped DLL 1 IoCs

pid	Process
1780	IFA.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\System\\Services\\svchost.exe"	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\System\\Services\\svchost.exe"	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\IFA Start = "C:\\Windows\\SysWOW64\\YEXGKV\\IFA.exe"	IFA.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\YEXGKV\IFA.004	vbc.exe
File created	C:\Windows\SysWOW64\YEXGKV\IFA.001	vbc.exe
File created	C:\Windows\SysWOW64\YEXGKV\IFA.002	vbc.exe
File created	C:\Windows\SysWOW64\YEXGKV\AKV.exe	vbc.exe
File created	C:\Windows\SysWOW64\YEXGKV\IFA.exe	vbc.exe
File opened for modification	C:\Windows\SysWOW64\YEXGKV\	IFA.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3844 set thread context of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82

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	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IFA.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
Token: 33	1780	IFA.exe
Token: SeIncBasePriorityPrivilege	1780	IFA.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1780	IFA.exe
1780	IFA.exe
1780	IFA.exe
1780	IFA.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 3844 wrote to memory of 1368	3844	JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe	82
PID 1368 wrote to memory of 1780	1368	vbc.exe	83
PID 1368 wrote to memory of 1780	1368	vbc.exe	83
PID 1368 wrote to memory of 1780	1368	vbc.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34030fcd6c081bb12f6779a5a11e7368.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3844
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1368
- - C:\Windows\SysWOW64\YEXGKV\IFA.exe
    "C:\Windows\system32\YEXGKV\IFA.exe"
    3⤵
    - 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:1780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
448KB

MD5
c49125a39e0ae69b1cc77040ba8a9441

SHA1
92941e9559d9b1a0a944595377b6c5d44b53a6a4

SHA256
f7e3d70532b7a0b04bde2fc3a9439b8a95ba7b89eff5f214ef53041a58c97524

SHA512
f61f42e500ebdd0559c420f05849265964e58aba7bb2be1095d41dddc1393ccf2191de0ed61d5fefd3957c4890c61fced1497481b76f158a12f7d95e626224c6

Download Submit
C:\Windows\SysWOW64\YEXGKV\IFA.001

Filesize
61KB

MD5
29136121b1c0307a02a8826477995613

SHA1
4dffe908036a21be56a9caa739ec1bf1cf9bd0ca

SHA256
f9dd403e696d2128cafe9a4bab54a28161745934df6d3479a066083a61515402

SHA512
2c7077ff82e948b9a9b6b16214dfdd11e222f07fb0a75aec59a9dafc29906907f24e0c625cefd5032321cc7883c00fd0abc7801f185983190f353b6dff2774c7

Download Submit
C:\Windows\SysWOW64\YEXGKV\IFA.002

Filesize
43KB

MD5
d977f26d7f7ffcb0f002813b55ff032d

SHA1
7e17b642dc1286908c18caba6fedb890de8fcc86

SHA256
2ce6c66843f0d0f156ae523f25d2cf4c9886fcae7b4f69deefbde4bc5328bf29

SHA512
e291f6acf5df88c52eb9232d55eb43fc08cbd423b7ae46148f710de909db49c04fc1d64e05b8e307ddd880134c525188109b94182ca99ea5934b66b9316e9e25

Download Submit
C:\Windows\SysWOW64\YEXGKV\IFA.004

Filesize
314B

MD5
bff59177b3c51e9d6c106f4aff278582

SHA1
eac4af16d0d6f38574270768e15d85b499c776f5

SHA256
13264d64fe15cdc6f53fe5038c8f8641a7d561959681c6fb411b4d8611e7ff40

SHA512
f518953fc2ba9795e0ca2a68a5fad3409aa2f708b8e9984a962b6fd68420bba04db82d72ecad99ae60a195bd9fffa0ae53bab9005248a2a162e4cf76a170eef7

Download Submit
C:\Windows\SysWOW64\YEXGKV\IFA.exe

Filesize
1.4MB

MD5
27a49221ba75a90934342bbe70f6c954

SHA1
751e322d6f7e46c132f0f97c56d60344248f1959

SHA256
946611f5091452aa46310d3ba8a885e808617b8ae9c57a468f7fe3abda4b052d

SHA512
9476f49d2e3c10f3e5cd91313e03405f944bc9887fd65e6c2236caab3a42e2c9a5392d7c34f6c5787a7dc8c3cfd43a3a90a6e052176aa60a43da0327d7ff78d6

Download Submit
memory/1368-10-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1368-5-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1368-24-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1368-4-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1368-3-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1780-29-0x0000000000400000-0x000000000056A000-memory.dmp

Filesize
1.4MB

Download
memory/1780-31-0x0000000000400000-0x000000000056A000-memory.dmp

Filesize
1.4MB

Download
memory/3844-14-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/3844-0-0x0000000074B92000-0x0000000074B93000-memory.dmp

Filesize
4KB

Download
memory/3844-2-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download
memory/3844-1-0x0000000074B90000-0x0000000075141000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads