ardamax | 423ba8bb085cd72a79488432ca0da175011943bc065b0f999fd2f733820ffdf9

General

Target

081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
Size

496KB
MD5

081f71ce39d735bdba03b9203ac4bf5b
SHA1

9229a966d9897e442f07afe4afd1596ecd94476d
SHA256

423ba8bb085cd72a79488432ca0da175011943bc065b0f999fd2f733820ffdf9
SHA512

ea20b2e5a0e79b199b06a3adedaf79fb5bc4630d734ff6c5dfeaaef92fc50fc4782f2418ba16255ffd01b98f9dfdcfa293530d1732e666adb5559b6539b221ed
SSDEEP

12288:+R2papuBaEBTuHqmDMOXihpQZYwrKxRnwoHBDHawEnkEIbzRYfQ5:spGBCKm+h2sJhHAnkEiYfQ5

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/0x0007000000023421-12.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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4064	VANR.exe

Loads dropped DLL 4 IoCs

pid	Process
4568	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
4064	VANR.exe
4064	VANR.exe
4064	VANR.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\VANR Agent = "C:\\Windows\\SysWOW64\\28463\\VANR.exe"	VANR.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\28463\VANR.001	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\VANR.006	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\VANR.007	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\VANR.exe	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	VANR.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4064	VANR.exe
Token: SeIncBasePriorityPrivilege	4064	VANR.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4064	VANR.exe
4064	VANR.exe
4064	VANR.exe
4064	VANR.exe
4064	VANR.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4568 wrote to memory of 4064	4568	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe	81
PID 4568 wrote to memory of 4064	4568	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe	81
PID 4568 wrote to memory of 4064	4568	081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\081f71ce39d735bdba03b9203ac4bf5b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4568
- C:\Windows\SysWOW64\28463\VANR.exe
  "C:\Windows\system32\28463\VANR.exe"
  2⤵
  - 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
  PID:4064

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:\Users\Admin\AppData\Local\Temp\@4BAF.tmp

Filesize
4KB

MD5
fc0fea286539e5d84ccf49020ca3823b

SHA1
d43711c776edf9a07abed6bb95ed4a0e45e14d52

SHA256
2520256a587481813a5557e54a65f2fca97baee5df333102adfff2dbdabb4828

SHA512
70e1a5ec247d5e3057fe19f7f34b31ee7a79ab16dca73794829d9d81e3ed891881df424f7aa44b9424550574ab61c95d376163b16080aa7cfd61e986e6988ea2

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

Filesize
408KB

MD5
9f298a92f457a6c240b70393f336a17a

SHA1
1acfd6d9856cdd6ca71b6efcc55040e97904aa58

SHA256
557cfe249fa1838dc600ca8b137b1dc2dde3d9552b9ee4186bdca34b0401164e

SHA512
17cb2cc5b337a2b55b94ccc3ce7661fe2b502ce309a012eabfd4d88797a85a3fe3dae53e34891e5b295f7764494836b62a0d24b0b03ac6c93f77cc1f5dd0484c

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

Filesize
372B

MD5
42d59288c341002c8667c4a5b5996cf3

SHA1
f8e6795645f044e22abfde7442aa126bd223ffa9

SHA256
1ed7ecb5c1fcbb6e69494948d0ce47b25078eb849193610226e94d522c581ba4

SHA512
5da58e8c21f74b8d3a766ee2910088e3e1b60eba1d5e2a4255c34ed7f3c6d48f017aa182e8b603b68c3a7781bff9a04fce7a326b4cf2a37daded5507820f12d2

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

Filesize
8KB

MD5
75f215af21ded98ab7a1a2a0ea1f1a30

SHA1
e85649693a178064da1aa4cc7c8e34c92472ba0d

SHA256
af46dca2a4f77f0c977fec74312a41e20bd064bd2ca17bec0f09afd67d7e1e3d

SHA512
1582847dae80134e5272fc1b125d6af13746263601ebc8b540ea5fd3e4fc0a05f6e783c59a6052b971efd15d26d9d55b86345292160e9c79041b7c57f9a74f54

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

Filesize
5KB

MD5
528f383007234b421e3f1072fae5af11

SHA1
b19c49e17263d940ffa4d46c60a7cf2d03525f09

SHA256
531958a2b1de11d2da2eb8a5409f57c1f31253f79f790473d0efc0ae5567b61f

SHA512
d1813fc77b21ebcdada0cc9c410e533a39a436a038d91cb131bf03c987dab6e7e5b4c99f1a135adde84b4afcbd0a9f0f13931bae3c45c5782d7557fa620b4830

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

Filesize
513KB

MD5
1800b0b263035d94f7bb5e9e70270032

SHA1
c8ba77fa2e414ad11e39a6493e15c078c99d80e6

SHA256
0b15e820894e38d036e75abd442e1cebbfb734c4a50fd0f3adcd3b77211caa5e

SHA512
1431bedcba045f110354c7ec8a34ad5677447aa647581ebc86c25ee38397d2eff4b02d438227144b934ce65b26a2be65c44b761bd4b46518ff44ba6aaf06f29f

Download Submit
memory/4064-23-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download
memory/4064-27-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads