ardamax | 894c6c4dfb572210ec5f3f182b05e0ce04dc1d5d39bd2ca053a8ed9c01fb9aab

General

Target

a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
Size

1.1MB
MD5

a52778b6dfbf4cb8d02b2471896e47c1
SHA1

86128ed05f5e661fc851dc75f0edfc1e5c7bfd61
SHA256

894c6c4dfb572210ec5f3f182b05e0ce04dc1d5d39bd2ca053a8ed9c01fb9aab
SHA512

8485c25728b3e3ae9c577d43371d2432ac0db3c863387fb72a7da86e7669dfb8b9d1f4527f210470156ab48bb5709a6a9b2841f06623f4f742ce97177e16252f
SSDEEP

24576:sU/pTL1Dpv1C94Kh2VgYgIHBhS2EdiYq2HnlRXYHA5Kw:lRTFTHBhSatW7vA

Score

10^/10

ardamax 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/0x00070000000234f3-10.dat	family_ardamax

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1860	POT.exe

Loads dropped DLL 1 IoCs

pid	Process
1860	POT.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\POT Start = "C:\\Windows\\SysWOW64\\GUTWVN\\POT.exe"	POT.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 8 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GUTWVN\POT.chm	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GUTWVN\POT.003	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GUTWVN\POT.exe	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\GUTWVN\	POT.exe
File created	C:\Windows\SysWOW64\GUTWVN\POT.004	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GUTWVN\POT.001	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GUTWVN\POT.002	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GUTWVN\AKV.exe	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.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 2 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	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	POT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1860	POT.exe
Token: SeIncBasePriorityPrivilege	1860	POT.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1860	POT.exe
1860	POT.exe
1860	POT.exe
1860	POT.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 1860	3320	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe	86
PID 3320 wrote to memory of 1860	3320	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe	86
PID 3320 wrote to memory of 1860	3320	a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a52778b6dfbf4cb8d02b2471896e47c1_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Windows\SysWOW64\GUTWVN\POT.exe
  "C:\Windows\system32\GUTWVN\POT.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:1860

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

2

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:\Windows\SysWOW64\GUTWVN\AKV.exe

Filesize
465KB

MD5
4061e424a7e62d613aa16201364593c9

SHA1
84e5f41196523eddd24b62670ec8100632dbc933

SHA256
d39b682a1de3541ce4858727a3206a0fb78d1e070e4dd60fab43c2537d1adfd9

SHA512
3290348c02db1d9125d80b6e240544d51b0805240e113397d85a3fbdf3421172c8dd23e5631525db9258b7eedcdc228df3082041a017c664593eac698773f5fa

Download Submit
C:\Windows\SysWOW64\GUTWVN\POT.001

Filesize
61KB

MD5
4eb04b9187bbf3e3c33bf95e74eb6262

SHA1
ca5dcaea5ef4ba48c0bb06635c0b5abed4f0f342

SHA256
cf84d5704b350beaf1f2b46dc44bd372141d7554a8958ce22c0a84a3f21f2fe7

SHA512
aeaa608cd4f66ba817a7e8698d17f9801c9cedf99875decff39bc18cebdec3947f02566bdf21d9096e5a6a6b740717ab06d46a2a9605bf8e8fa0fee12fe17e81

Download Submit
C:\Windows\SysWOW64\GUTWVN\POT.002

Filesize
43KB

MD5
1aed6fee0870288cdb607393fc2f33a1

SHA1
584fd8d5ffbced19dd09b8b71cee9026c0ac65c6

SHA256
02c4eef7045896258d00077e123719aa256c606f4e38c417965ba5f64d48e180

SHA512
15e5b7843b07bcb4a638057b05712c66b285d70ace24ab3a4c125d24d538ace20cfac179accefa417d7790f7a095327affd3cd73d9eacaa632356f95a9fde3b8

Download Submit
C:\Windows\SysWOW64\GUTWVN\POT.003

Filesize
68KB

MD5
9fcfb591c1a958eb11fc3d1483ed1a4e

SHA1
2a11e2d1969952647d9aa3c87e28c46609dff90e

SHA256
e625436177fbbafb774219963c2249f6b75f7e9e95ae04a565a1656179e6e1a1

SHA512
a702305aeb1a6c1348a19341da82444756c279d8937f9a7869d6938c55ff18d5ee1acf74713548fdd5a1de2019d3a1e0b9736d501bdd9711faf9f1453c4cf111

Download Submit
C:\Windows\SysWOW64\GUTWVN\POT.004

Filesize
1KB

MD5
217f8d08dc93de7adc6d5cfe662bb625

SHA1
2593cf6337321dfd3b0d1687c3bea3e165b5bf8a

SHA256
5cec73983e91b140a279ce51e5c8f30dcced84275d0ba554bd2ef81f098b6fed

SHA512
e8c4d30ce97dbcf0db91ffb4bf107ec4478896ce3c319a381d9f84aa411ca668a5a5052cd3d9b493b57f9cd211141e8005d9792a66b70ff6ce5ff666b8c1e5db

Download Submit
C:\Windows\SysWOW64\GUTWVN\POT.chm

Filesize
20KB

MD5
164ea98e2f64635f8a097870781da36c

SHA1
7cd9294657902f6bc199007e30f6514fce66f666

SHA256
c69e694d6db9a958a99901afb86a8b864a17b510a5dcdd1c176f53abf0c61a61

SHA512
4e19842a0d959876cdac60fd145fa36f2d98650b843c6faea2b01e205b2f0ce262b45c1c60fbf483320f012d4c00b96dff36e72d27ecbe9133f09d6618cbde20

Download Submit
C:\Windows\SysWOW64\GUTWVN\POT.exe

Filesize
1.5MB

MD5
865b02aa4fb68ac150953986e6f63f1c

SHA1
214190642d67f02c349e68f3f3c6ef0e9c2212d7

SHA256
fac58547e80a1b9598261b6d2aa5175653831e507c57b6860bc5d04d2e754dff

SHA512
473dc55a8a8f11d8445cef9cd8cabf8a9b227a6e47994ecfe9c86d41062641668d858e61b7ade1ad2801c5daa13d0630159b7ad241379e111c83564030c0a40e

Download Submit
memory/1860-20-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download
memory/1860-22-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads