ardamax | e1ab90e9336d3b0c72f34ba890275796f10ec112e5bf02dc3508c73e382cccb1

General

Target

5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
Size

1.9MB
MD5

5b3c60291d7daae82c27055e31c05cdc
SHA1

d9e45a3212f727d208ce7d5b36ff25e8f6975e6a
SHA256

e1ab90e9336d3b0c72f34ba890275796f10ec112e5bf02dc3508c73e382cccb1
SHA512

05a6084af02d1496ed9a5bf521a2c316cf2e97592715f520dd32196578756542994adb515d7a70e64610373c60e650caaaebc50883e1283d6781ac6d5fefb919
SSDEEP

49152:YBTJcVKbVSCh8OqY7njZGx1IWWM44jkTPWgtel+sll/Gx3uIvEeI8LKPM:6cVKwCZh2BkrLtQH/GxuIseXGPM

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/0x00070000000234d6-8.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-1-5-21-1176886754-713327781-2233697964-1000\Control Panel\International\Geo\Nation	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1588	NRO.exe
3356	po1.exe

Loads dropped DLL 2 IoCs

pid	Process
1588	NRO.exe
3356	po1.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\NRO Start = "C:\\Windows\\SysWOW64\\WUFFKB\\NRO.exe"	NRO.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\WUFFKB\NRO.004	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WUFFKB\NRO.001	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WUFFKB\NRO.002	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WUFFKB\AKV.exe	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WUFFKB\NRO.exe	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\WUFFKB\	NRO.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	1588	NRO.exe
Token: SeIncBasePriorityPrivilege	1588	NRO.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1588	NRO.exe
1588	NRO.exe
1588	NRO.exe
1588	NRO.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 1588	3024	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe	85
PID 3024 wrote to memory of 1588	3024	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe	85
PID 3024 wrote to memory of 1588	3024	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe	85
PID 3024 wrote to memory of 3356	3024	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe	86
PID 3024 wrote to memory of 3356	3024	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe	86
PID 3024 wrote to memory of 3356	3024	5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b3c60291d7daae82c27055e31c05cdc_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\WUFFKB\NRO.exe
  "C:\Windows\system32\WUFFKB\NRO.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:1588
- C:\Users\Admin\AppData\Local\Temp\po1.exe
  "C:\Users\Admin\AppData\Local\Temp\po1.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3356

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\po1.exe

Filesize
2.1MB

MD5
587037ae107dd7df5c02873657f14a5b

SHA1
67bc2711e75bd7532725cc4d537a062563b502d4

SHA256
739f05a1d5a88d105d48f9763f77e6acb4e60581e783fc4f7960879db4cf08cc

SHA512
edb9473fe81d0940f2739f635708ccdb94c6e6480ca97aeacc41e729ddf8cde74669937def7c719f0491b5d6f38ff45a0d159eaed2982d91f011fe6a0a3d2da8

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

Filesize
461KB

MD5
eed8ebfafcd3dcb0f88b237388fba8df

SHA1
620767d6de979bf360e3a188ed03534c769f337b

SHA256
dc3c5152d69547ffb583574707025eee74af46882cdf851221f66b1e81d2ed90

SHA512
28148a2bfdbcaf61f5f664c6b4dd0377d151d775ad001818da2bba6327f02020fabb016a4c8aaa5f841ea1dc1a6d8419bca55bc74924a657476e15abbd8dabb3

Download Submit
C:\Windows\SysWOW64\WUFFKB\NRO.001

Filesize
61KB

MD5
34c92b717ae97bc926f56ba56a44f24a

SHA1
ccaf3c6bf0c73564d0bf19c92b8d25008ffffbfa

SHA256
6e60d85b35f5e9222375f606e4116b38364a4a943596ddb0d914cf1cf4791774

SHA512
2a9eb63837db128c9e036976d903ebd925e6952ab6bf4efa0e370e79f9fefe0ed6e44e4ab444f56ace1149f4dd14797f568e8827e7cebd1e5581dcf309f9745a

Download Submit
C:\Windows\SysWOW64\WUFFKB\NRO.002

Filesize
43KB

MD5
246761f047f6aa98d6eaad66a2f883b9

SHA1
42474a5b23d03e094103b62fd7e820457cf807c4

SHA256
3774021a3cdf32d23fd5921cea4de8c26b08f0d601f3097550a7e8af7b00f111

SHA512
d39d0913975ca2f8d585b72667d76de09ce7817f6de26ef21a8b62edc25d7fab39785f036992d19ca5700f5fc2ee377e696142c41529f23f503e8eefff393144

Download Submit
C:\Windows\SysWOW64\WUFFKB\NRO.004

Filesize
1KB

MD5
c3edb2a80d8cc6f08a6ba4958baae09d

SHA1
417abbbc161f180cc6b19a4854dca539607d0b56

SHA256
254da0f83f08a0caa84fc4b474408493927795a603f5f034e45412ff0eb5f44d

SHA512
c84483d750ffcd5b58b9c549ea4dfe4a8fb076581239142b86cb57f22455ae108d229d4f64cdd0877847365b91b993446415c71ed7217cfd363245338308326c

Download Submit
C:\Windows\SysWOW64\WUFFKB\NRO.exe

Filesize
1.5MB

MD5
9ab9b7b74790b7bb2798dd2b26f4a913

SHA1
e8ffa981a0149aa6441dcb0dd42f7baf6eb773a2

SHA256
df1c8d608ebd300889cf21c3bda6d5dd2574d68e1f530cc5a885449a22177a75

SHA512
ffffe21d8cc244aacaaba2eb13cc77ad800a196ecf6f77637a8a1f6d456cabb8331970ab358ab21dcf9832343379b4f0486da3990d45eb2f2765e55b7404739e

Download Submit
memory/1588-25-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download
memory/1588-30-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads