ardamax | 682104fc430fa80720e1cd611a6b563cde1bcc9a3989bb3be824788a72b59ccc

General

Target

390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe
Size

1.2MB
MD5

390405fc046ae32cd3054789355dcfcf
SHA1

b6df3ec348102f53101a27d2b7b71490d2bbcfe3
SHA256

682104fc430fa80720e1cd611a6b563cde1bcc9a3989bb3be824788a72b59ccc
SHA512

351fac2477e476b70b655a42b57b43c17c6d2f2ab47c9133e3b2280e2132dd286f98153df53dd7d8307091ed896e4aae8bbc0662054a845dfb3003e89e697461
SSDEEP

24576:nGaUTvUwuPTfTMmTjzVbCBlZ7OiyaHv7lcVTkQplZHaGHM0lnZK8G5KQP5:nGrTvULPTfTrzhCFODQKV3h9ALB

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/0x0007000000023443-8.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-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation	KUY.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4896	KUY.exe

Loads dropped DLL 2 IoCs

pid	Process
4896	KUY.exe
380	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.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\KUY Start = "C:\\Windows\\SysWOW64\\MITGWG\\KUY.exe"	KUY.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\MITGWG\AKV.exe	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MITGWG\KUY.exe	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\MITGWG\	KUY.exe
File created	C:\Windows\SysWOW64\MITGWG\KUY.004	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MITGWG\KUY.001	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\MITGWG\KUY.002	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	4896	KUY.exe
Token: SeIncBasePriorityPrivilege	4896	KUY.exe
Token: SeIncBasePriorityPrivilege	4896	KUY.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4896	KUY.exe
4896	KUY.exe
4896	KUY.exe
4896	KUY.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 380 wrote to memory of 4896	380	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe	85
PID 380 wrote to memory of 4896	380	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe	85
PID 380 wrote to memory of 4896	380	390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe	85
PID 4896 wrote to memory of 4328	4896	KUY.exe	90
PID 4896 wrote to memory of 4328	4896	KUY.exe	90
PID 4896 wrote to memory of 4328	4896	KUY.exe	90

C:\Users\Admin\AppData\Local\Temp\390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\390405fc046ae32cd3054789355dcfcf_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:380
- C:\Windows\SysWOW64\MITGWG\KUY.exe
  "C:\Windows\system32\MITGWG\KUY.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4896
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\MITGWG\KUY.exe > nul
    3⤵
    PID:4328

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
456KB

MD5
45a56a60fc710085ef72a86ae4de2a44

SHA1
91133410b770cfc8433b976aa44fc34346e614e6

SHA256
82d3a18d8121ad32e61d0c1fc1dabb2073d21ce82431c9d1259e2589aad373e2

SHA512
c4322b3b668efd8858ce71e1d80e25f21f75b39d4331d8c88050a8f484e524eac58226dfdbeb89fe569e89a6e93fcbb3300d537666126eb3fbf4fe54136aabbf

Download Submit
C:\Windows\SysWOW64\MITGWG\KUY.001

Filesize
60KB

MD5
5b79ad0d1d30119158b5ab4147edbd96

SHA1
6f802d57d49d7063e40b7bebafa8fb1051e0a907

SHA256
4ccebd38ac000cbc33a6cfc2e87e900ef64ba4b978f3facfdb5870e217ac3ff7

SHA512
497e3eff3c7356cf12efd153b651d1a1ef2cb07302eb5b71dcff0d6732e5273bcff5f82897dff85cdaae0bc159fa9c4588e3bc90ab12521532675bf116757c6b

Download Submit
C:\Windows\SysWOW64\MITGWG\KUY.002

Filesize
43KB

MD5
af3efaa90f29f6506693136ae1674fc7

SHA1
897aea8f6df7e29d43954512fc390b97c0eb4550

SHA256
4658d92f74df5ee142c08157985e25e41f74aaaa4256df9dfc9a011b7c3f0f44

SHA512
1a87ce2d0767204b1d636ce70c083c71f5cfa064680218906ff86c233968baca7ef605f2b1d9bfaf8326a8cbff7074ace766604b283c1a2b50d5788038dc9863

Download Submit
C:\Windows\SysWOW64\MITGWG\KUY.004

Filesize
1KB

MD5
b3cc977d0924d844cb85db9ca5e825c0

SHA1
9a9e43f2c799b211668d6fe7a3d88adff3890f72

SHA256
6d6a07734788efc8393671aaa343adb6a56327c2c54d2be61c60ce1f878b11ec

SHA512
0a84f1827cc9fe821b91ecd92d4b424e69823720b712fc81ff23730addc7de681e558fafe158edbfa93ed0087d4c6dd86f426a76da450bf9cb3f3ee4ae5bc764

Download Submit
C:\Windows\SysWOW64\MITGWG\KUY.exe

Filesize
1.7MB

MD5
78dd492b06d03744d1954781d33775ca

SHA1
ef9462193e6ba7be64458ea1be6afcaeadc574b1

SHA256
c0664f94e9b2a7817f79b9457c31e524ef72ed7c073e79546d67e857b4637ede

SHA512
f88734970018f46b8c4ce350cccf577ac056957e933deb493becbc30b7165834ca68db423850220f8944b364dc97e1423247192faf4f3e4db85cf25c4576eef9

Download Submit
memory/4896-18-0x0000000000D00000-0x0000000000D01000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads