ardamax | 0208b064688fa8d20b7a64a8b211a84547489908a5e8e8d751dd93581092d19a

General

Target

4800946509105261ad272066602f25e4_JaffaCakes118.exe
Size

1.2MB
MD5

4800946509105261ad272066602f25e4
SHA1

0886c63dfdde8563db060c8b1cfe68517c04f5aa
SHA256

0208b064688fa8d20b7a64a8b211a84547489908a5e8e8d751dd93581092d19a
SHA512

24ebbd03fd9ba958705093d5593c48e1dc4a0cd666b6e409fad68b9a949c167a5ac2789ce75d618b752e90d7dfc2f2dc078150c9d6294a5d8a61d87cf885c685
SSDEEP

24576:1ITT3+Wnq80hnf8GrUM4fy3IlStTJ3gkF+oBIVbGPG/pVLna/DiduI:16TX0Nf8g8lStTJNooBcyPqMO

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/0x0007000000016cf0-6.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2540	YJO.exe

Loads dropped DLL 4 IoCs

pid	Process
2280	4800946509105261ad272066602f25e4_JaffaCakes118.exe
2540	YJO.exe
2540	YJO.exe
2540	YJO.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\YJO Start = "C:\\Windows\\SysWOW64\\NXOTCO\\YJO.exe"	YJO.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\NXOTCO\YJO.004	4800946509105261ad272066602f25e4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NXOTCO\YJO.001	4800946509105261ad272066602f25e4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NXOTCO\YJO.002	4800946509105261ad272066602f25e4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NXOTCO\AKV.exe	4800946509105261ad272066602f25e4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\NXOTCO\YJO.exe	4800946509105261ad272066602f25e4_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\NXOTCO\	YJO.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2540	YJO.exe
2540	YJO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2540	YJO.exe
Token: SeIncBasePriorityPrivilege	2540	YJO.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2540	YJO.exe
2540	YJO.exe
2540	YJO.exe
2540	YJO.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2540	2280	4800946509105261ad272066602f25e4_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2540	2280	4800946509105261ad272066602f25e4_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2540	2280	4800946509105261ad272066602f25e4_JaffaCakes118.exe	30
PID 2280 wrote to memory of 2540	2280	4800946509105261ad272066602f25e4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\4800946509105261ad272066602f25e4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4800946509105261ad272066602f25e4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\NXOTCO\YJO.exe
  "C:\Windows\system32\NXOTCO\YJO.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:2540

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\NXOTCO\YJO.001

Filesize
61KB

MD5
bf311791d2f9ea9c82a8d4764a98c0d8

SHA1
405ba2bd110590abd0bf340d12e054405afb011f

SHA256
d720cf3d297743da7ab1da528f4c086a29d59ef553e1a96569b49a59831d583b

SHA512
8be092f068807767b0065de10f9da386b90d8e587356881ba3391380b953b199e818b527e74b305d7c714fc94cb6f8e66c76d89d1785fa9910aa4cb39c5cada8

Download Submit
C:\Windows\SysWOW64\NXOTCO\YJO.002

Filesize
44KB

MD5
ce365878123962c3438e349621c10198

SHA1
5b861d9fc2923c61ef390a0b729a21078aa5fd59

SHA256
ba254f6675490a045d4c85a5f46681c175c1321692c20fc808c7c244173dd63f

SHA512
efc6f143d5e9244a6635562d7e9a9cea22ab7e7b304e933642a51d66da896e9038208b86c12f6da623a01b9175e73eeb40ab600e6625db3595144bfca1231a76

Download Submit
C:\Windows\SysWOW64\NXOTCO\YJO.004

Filesize
1KB

MD5
1844e61d0b9668ebe9904b7759b5a908

SHA1
dc34901925d40751d20e9ac8ace2bc6a863b4077

SHA256
66f51b20de22325e65c49a85942c94219dc0748d600077438cc33454303d76df

SHA512
d5bc1f577fd7191ae94a880d0bdd2dd11421ba50376572234e13d6f48a76833da7017a9bfe3b5dbf5c09f72483c008789998fc2c23474d9e86fbf9c3c46d1499

Download Submit
\Windows\SysWOW64\NXOTCO\AKV.exe

Filesize
490KB

MD5
64a6cc55dc76d26448c30a8a1885f7cb

SHA1
149e467026647e080b4c69ab4f99b2d3c2b4dbe4

SHA256
5cbc0ec73c901be4ac182e13f6869f6f8cf0831b9603e542a3919f6a06087640

SHA512
de8cd7bea8113871ce8a36966fbaefd02b8ef7b09a8cbb631b4ac353bdf65b27d5630146ed700fd6edbc4276f4368ebad76b772d9b84349ddc2bd6f7127c377d

Download Submit
\Windows\SysWOW64\NXOTCO\YJO.exe

Filesize
1.7MB

MD5
8f7590bbba70748e69612e9e2d5a9f2e

SHA1
f3ad9834bc38f33fe501b9076c65ac29d0410578

SHA256
2dec3a8fb4a5b198335e7f4a9b611194b0a081abf0c56f9df3f4e2697e69d9e4

SHA512
347e9ac793afd627e064ecdfea61c3e2b626ace0ea41928aad93a72567048b8e9bdf773f8a4a59a0d96ce8c08612c542c15982e8051828bef025fea6132838c6

Download Submit
memory/2540-15-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads