ardamax | fae7252ed994b1bc9e58cf13848c2aab33984c058a82102198b2ee928e67493a

General

Target

58613636824b792c643400dd4eb83689_JaffaCakes118.exe
Size

968KB
MD5

58613636824b792c643400dd4eb83689
SHA1

3e389ba974790143487e052f450aa3364c70bb46
SHA256

fae7252ed994b1bc9e58cf13848c2aab33984c058a82102198b2ee928e67493a
SHA512

f09c60f309973f4195b773ecd037a2e4d784d2fa240090280dda6a93f84b7c58549521145a55feb091d3b5ed53369ddbf42426f10508da3f282dfccd3036e477
SSDEEP

24576:kDrTkLNK3ANVDRFnfKemOGytV/qQLINByAU4VYLUgtx:kXTX3A3bfV6Q91UyvWg3t

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
behavioral1/files/0x0008000000016fb3-5.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
1292	STF.exe

Loads dropped DLL 2 IoCs

pid	Process
2416	58613636824b792c643400dd4eb83689_JaffaCakes118.exe
1292	STF.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\STF Start = "C:\\Windows\\SysWOW64\\FYAGUI\\STF.exe"	STF.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 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\FYAGUI\STF.004	58613636824b792c643400dd4eb83689_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FYAGUI\STF.001	58613636824b792c643400dd4eb83689_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FYAGUI\STF.002	58613636824b792c643400dd4eb83689_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\FYAGUI\STF.exe	58613636824b792c643400dd4eb83689_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\FYAGUI\	STF.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1292	STF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1292	STF.exe
Token: SeIncBasePriorityPrivilege	1292	STF.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1292	STF.exe
1292	STF.exe
1292	STF.exe
1292	STF.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 1292	2416	58613636824b792c643400dd4eb83689_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1292	2416	58613636824b792c643400dd4eb83689_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1292	2416	58613636824b792c643400dd4eb83689_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1292	2416	58613636824b792c643400dd4eb83689_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\58613636824b792c643400dd4eb83689_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\58613636824b792c643400dd4eb83689_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\FYAGUI\STF.exe
  "C:\Windows\system32\FYAGUI\STF.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1292

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

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\FYAGUI\STF.001

Filesize
61KB

MD5
da40e93ad90ab590fe53693447794639

SHA1
ecf59a5ecbd382191169eda65f86ea331dd08547

SHA256
b82f906b6429aa5c3df2dd7d2b61f33912c8db41ff783d35731050a024bc6420

SHA512
87dbcbd1825ea71c78583680650236e8a8f8d4f718cf85f1542ed51fb1caaa4ff059ff0f201125564bcd80fa9d20c1d9ccd11e37133c7fef5ad30b27996f44e6

Download Submit
C:\Windows\SysWOW64\FYAGUI\STF.002

Filesize
44KB

MD5
377ce908ebaea0de394f2e850ca6a26a

SHA1
d54276a5deeab532d5e5e3602e08d608e95c0707

SHA256
dd81ace139ab0d6ca157775a5479fe6b94dc58de3a9bf81d39225967697cbcef

SHA512
fda6bd43017754e7fa23037591073a52bdecac8629b5b2fe0eb924fd958dd450074b742ee94879430e0d4155efa9fc0a080b6dd035cf726cce3cb575ac6eb35f

Download Submit
C:\Windows\SysWOW64\FYAGUI\STF.004

Filesize
1KB

MD5
10ef36e4bdbee0402d897a7baef86c4d

SHA1
e640daa538be5c93c1d2cd65e1272c2237969d53

SHA256
d6a0d38441fe4b8a47eb615973e523cf68c969e95f941618f3bbc6802ad17ae1

SHA512
62789b6d3da7003c8e7247acb869988315f91e21db52dcf7eabe0a084e3fceadc8716b95847ba8a1619704b5f8555cb774681f71243338aa0d2440caf37d1fb5

Download Submit
\Windows\SysWOW64\FYAGUI\STF.exe

Filesize
1.7MB

MD5
913606bf5ce3b52911d6645f99b066da

SHA1
1a651dbc73e39f9f8ff4b8979b463e9b2c480f60

SHA256
082036e132e0317a4dfa2add3e76ec42a82c6c64623d4cffc92314f3511bdc4d

SHA512
d136e882a1a87eac4706b4aea82a10584d7570116e6b025f6ee419d13eb2760dde2f54a10fa1ac149be62441f75f171ba0dc8503c00d404877ff9d433212604a

Download Submit
memory/1292-13-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/1292-15-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads