ardamax | fc4138090c020336d38c62f903c2e3a9ffcf01d5005ed859a59c1d4e08ad9af5

General

Target

9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe
Size

316KB
MD5

9e24bb0830a5afedf7350959af20b85a
SHA1

3072456abdaee78c39647402499bcbe8f5832394
SHA256

fc4138090c020336d38c62f903c2e3a9ffcf01d5005ed859a59c1d4e08ad9af5
SHA512

60cd220e29f7b3957e6b165e2182c60aeff709ee4dc0817d8b3e0283cf755640d79d8df21a04ebfcd14c6826f9be4d44eb9c686ec8189a657f442c1c182ce06a
SSDEEP

6144:PMZguIwxWbzhAcWsw7phq3nANrkJGcTb9o81wb1RhXxTbHohu:PabQzh9Xwfq3ANrOhoFb1RhXlAu

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/0x0007000000023c9b-27.dat	family_ardamax

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	Install.exe

Executes dropped EXE 2 IoCs

pid	Process
3688	Install.exe
2644	MNJC.exe

Loads dropped DLL 1 IoCs

pid	Process
3688	Install.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\MNJC Agent = "C:\\Windows\\SysWOW64\\28463\\MNJC.exe"	MNJC.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\MNJC.001	Install.exe
File created	C:\Windows\SysWOW64\28463\MNJC.006	Install.exe
File created	C:\Windows\SysWOW64\28463\MNJC.007	Install.exe
File created	C:\Windows\SysWOW64\28463\MNJC.exe	Install.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 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	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Install.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MNJC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4432 wrote to memory of 3688	4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe	83
PID 4432 wrote to memory of 3688	4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe	83
PID 4432 wrote to memory of 3688	4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe	83
PID 4432 wrote to memory of 3472	4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe	84
PID 4432 wrote to memory of 3472	4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe	84
PID 4432 wrote to memory of 3472	4432	9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe	84
PID 3688 wrote to memory of 2644	3688	Install.exe	86
PID 3688 wrote to memory of 2644	3688	Install.exe	86
PID 3688 wrote to memory of 2644	3688	Install.exe	86

C:\Users\Admin\AppData\Local\Temp\9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9e24bb0830a5afedf7350959af20b85a_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4432
- C:\Users\Admin\AppData\Local\Temp\Install.exe
  "C:\Users\Admin\AppData\Local\Temp\Install.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3688
- - C:\Windows\SysWOW64\28463\MNJC.exe
    "C:\Windows\system32\28463\MNJC.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2644
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c Melt.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3472

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

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\@87DD.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Install.exe

Filesize
300KB

MD5
aaa438d1e22fd4b0943f0b496ca9a272

SHA1
e4eaf996f5a4280e541c5a760046156285a42b0f

SHA256
0a08ccfb9f6babc87519776c8d4743ab94e263e88f30690f1dc3179614a45e5a

SHA512
ed58e63c30445896b87665301a7986a3028dcf9f49c4624bc12f1fee1a991b2d4f47ecd402bea78d91224a21794cf04facaadb864ec177c46f80351d37846372

Download Submit
C:\Users\Admin\AppData\Local\Temp\Melt.bat

Filesize
195B

MD5
91dc2cbfb2c919a6d97ebcd288ac08a1

SHA1
4e3ee253ce2d01fd3efce05222b8c64c5ea9cc04

SHA256
1b95c6f58dca2f1d537d11ff23102d8899be664ef75cd88e283bfd79fffe1df4

SHA512
56a3071295f76b7274ff104a9d7dab085d5c49c8831c5a7ae59f420cf59933b9d49d54cf15e4fbde07eaba41a1614777544d683fd12118a0e9eba42f3e4c59a7

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

Filesize
412B

MD5
26ff4ef93985eb5f90060af36a8fad41

SHA1
c04772ff744538dd7582086f59c59736c6c06b1c

SHA256
5180c4becb4f80c6107ab345c25e335eecc39ce4a2cdd60e7c672c1b5ec8e723

SHA512
3b45a0d60afe09e8aa6d94771a5b217ec28fec5969e7b1d2a86316253d85744b612acce398c71c5b5bce8c22f6c192828e60fbe65720c067593dd4e41ee3060b

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

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

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

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

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

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/2644-37-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads