ardamax | 0b888923854d882c24fed6d113e02f866a3363f4b1779a47632ddf4c866a1492

General

Target

JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
Size

501KB
MD5

ba23c58e9992ec772753fd2baeb984f8
SHA1

e89ede03adb6dbab65e62efe5aa8d52cc97160fa
SHA256

0b888923854d882c24fed6d113e02f866a3363f4b1779a47632ddf4c866a1492
SHA512

14d678b3a1d98003ba31bcc3f3516831f82129c022a987af15c9c47af3c8bac4f611b7f8da721a2b14ee7bb327bb767a9ba94f1e2dfd276a6d8755235b42d33f
SSDEEP

12288:QzQJshOkH5e2FbkGVaCb08U+KVCFQGZ5v0cba2pL:KGshpH5e2FbeCb08JKVCFQc5v0eL

Score

10^/10

ardamax defense_evasion discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x00060000000195b7-9.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2800	RSXF.exe

Loads dropped DLL 5 IoCs

pid	Process
3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
2800	RSXF.exe
2800	RSXF.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\RSXF Agent = "C:\\Windows\\SysWOW64\\28463\\RSXF.exe"	RSXF.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
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\RSXF.exe	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
File opened for modification	C:\Windows\SysWOW64\28463	RSXF.exe
File created	C:\Windows\SysWOW64\28463\RSXF.001	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
File created	C:\Windows\SysWOW64\28463\RSXF.006	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
File created	C:\Windows\SysWOW64\28463\RSXF.007	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RSXF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	2800	RSXF.exe
Token: SeIncBasePriorityPrivilege	2800	RSXF.exe
Token: SeIncBasePriorityPrivilege	2800	RSXF.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2800	RSXF.exe
2800	RSXF.exe
2800	RSXF.exe
2800	RSXF.exe
2800	RSXF.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2800	3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe	30
PID 3048 wrote to memory of 2800	3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe	30
PID 3048 wrote to memory of 2800	3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe	30
PID 3048 wrote to memory of 2800	3048	JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe	30
PID 2800 wrote to memory of 2888	2800	RSXF.exe	31
PID 2800 wrote to memory of 2888	2800	RSXF.exe	31
PID 2800 wrote to memory of 2888	2800	RSXF.exe	31
PID 2800 wrote to memory of 2888	2800	RSXF.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba23c58e9992ec772753fd2baeb984f8.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\28463\RSXF.exe
  "C:\Windows\system32\28463\RSXF.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\RSXF.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2888

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
411KB

MD5
38defc8742dcd7b684e5ae1193e7e668

SHA1
5710271eb398f63f0f0b209c46460ff9665df9bb

SHA256
b74a277270efc272bef1e264dc11289b7f13c651ac7640745df46bf6792c36d1

SHA512
46cc4b677af570905ac0c36b4e85030a618cefd6e4eb4eb4fc850ad2df45c14233024f0aa655e28649212aa42bf74499a91a682750748f75132aa18d1464cb84

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

Filesize
416B

MD5
698fccd71b2579f0384d188d36bfed79

SHA1
5346b93d6c319f84e76de85d23702d91e5b5784a

SHA256
2bb2d32877fce8b774a4445e67f59d14a4e38ff9e33a5d42bf98137ea9830b00

SHA512
5594c7d2d505441da526fb7e3e327c7a6cd574ccef58e3aa241e072507038ecc90cb85d847df20b9819a881abbae17c2599a0b70b24e4b3cced323fe247104b7

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

Filesize
8KB

MD5
e44628a2b8e2044ebb635eed3d5f79d9

SHA1
87120d6466ae60ea0df734c578f371c5c77acf3a

SHA256
6742a87a0df8e620ff5314729c94cfaa738daf172220868cb748b09bb4e72ca4

SHA512
ab1ec2ced331a14d60976338715cb9a09144b784d5c3fbcee139e85f843cab9aaa6627ae7a2f7f9d82cda5297fcc045e97385639397acb252bb18ebf315db37e

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

Filesize
5KB

MD5
75d6279af7fa9545ba7b7b01a85d2e12

SHA1
2fa39502b0aaa872712068747ff4f0800e955898

SHA256
189a54410440caab60ed99dadf5fed2edcb0d36e5ed3e9a59be41026662bbc0e

SHA512
26c21d6e68fef49d988d4e20da9df164760318087752d4d872275efdc0c667fc31426a916acb8eeb65a0acf20ce3bd3c8953bd34cd83cc46cf44c329469f2ae9

Download Submit
\Users\Admin\AppData\Local\Temp\@4192.tmp

Filesize
4KB

MD5
102f90f4f42551b2acd64923065a2b56

SHA1
18bbbd1a10b603e05816f5a2baf9a6bed74346a3

SHA256
623f4b9a4910c8815d2ab19696668258ff2c30c3adac8967d616f7e60ec619fd

SHA512
2c8338799bcd64083dbe8b0e763424962dd024c52996bae590500b7d844595b539549b6c239f68f3866d5fda9db10808e8e9b489031a1e942bc34277f9a1d9d3

Download Submit
\Windows\SysWOW64\28463\RSXF.exe

Filesize
526KB

MD5
c4e65cee2c8eaf4a4c03852192f49156

SHA1
7c7b416d08056e2ecf215a6ce7126cf74ca3d87e

SHA256
95b5415e32ec93a15a060b6e461151632764cc7693e9d3525e495aa3c9ae1fb0

SHA512
59303381117ced1d99f67fbb10921e34f7ba066edb937ae6e27262941772a48fbe40b861a2954a1e40160b0661f1e2140377ee128ba9600715f6459b65c1bd72

Download Submit
memory/2800-24-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2800-27-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads