ardamax | c4b0154d8529ce209e02c7362565dbdcf6dcb86c27bc1926de167a675ad088df

General

Target

JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
Size

3.4MB
MD5

aa888551c868b16fd312377d6d5127e1
SHA1

90f6ad767f4ffcc1fc37675f056961d27e83ac18
SHA256

c4b0154d8529ce209e02c7362565dbdcf6dcb86c27bc1926de167a675ad088df
SHA512

cc304435aa9218aa95a724cd2700a5512b57bb2883120a0c700cb2f019725018174b3763dd6495ba19aab5fd72a78d6438bb5db5bf20a4f5599bd53feafc5c74
SSDEEP

98304:Kc1dr9usmbfjTCtXGSPAibdxpjz6XVyWF4APo4UUBfneOgKobWDYtgVJYGO/tEav:BLr9cfXCtHdv/6FyWF4APo4UknbgKoyG

Score

10^/10

ardamax 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/0x00060000000194e6-9.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2920	TND.exe

Loads dropped DLL 4 IoCs

pid	Process
1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
2920	TND.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\TND = "C:\\Windows\\SysWOW64\\Sys\\TND.exe"	TND.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\Sys\TND.001	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
File created	C:\Windows\SysWOW64\Sys\TND.006	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
File created	C:\Windows\SysWOW64\Sys\TND.007	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
File created	C:\Windows\SysWOW64\Sys\TND.exe	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
File opened for modification	C:\Windows\SysWOW64\Sys	TND.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 2 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_aa888551c868b16fd312377d6d5127e1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TND.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2920	TND.exe
Token: SeIncBasePriorityPrivilege	2920	TND.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2920	TND.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2920	TND.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2920	TND.exe
2920	TND.exe
2920	TND.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1180 wrote to memory of 2920	1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe	30
PID 1180 wrote to memory of 2920	1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe	30
PID 1180 wrote to memory of 2920	1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe	30
PID 1180 wrote to memory of 2920	1180	JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa888551c868b16fd312377d6d5127e1.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Windows\SysWOW64\Sys\TND.exe
  "C:\Windows\system32\Sys\TND.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 FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2920

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

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\Sys\TND.001

Filesize
3KB

MD5
5899a81657409b724a6c34241aeb02c1

SHA1
72bbc90160154501461faed04d8e5421abc11024

SHA256
1567862bb52799f0c3b97a012ba202d0034bc5ea320bb940ad8404f91c517a40

SHA512
e6f60efd73f2f6cb0dd949f1f2d961a8f3e836d156c5cba10785e6f9373d5505b5fd724633c53b61444456eb1143a5a9d9c4a5eac1e9560f636cd10a2ab5a721

Download Submit
C:\Windows\SysWOW64\Sys\TND.006

Filesize
5KB

MD5
ff2bc313174a6ccfe1e0b5b1a58f0f49

SHA1
4e983cdee788faf6a13a9d5bf3f00f4a17dd6e8e

SHA256
f212c83897599d81f4010f1ef3a43e5709e874912072d38d26a5ef5644462318

SHA512
418083066ba5505267f4de91c9e439674e02645c430360dae22dfc390c33b4e0c01857634d1dcb5dc298c296a5f4130397388bceee2ad82ba0a711ab56d1bd0f

Download Submit
C:\Windows\SysWOW64\Sys\TND.007

Filesize
4KB

MD5
50c8c542dca77df82f5925b145567611

SHA1
64bdce386146e3548d3d85cf16fdd0d34cbafe2f

SHA256
0692f76ec589e517f0a5205e658ca44656322c0382cee2af53890324818b3e0f

SHA512
f7df5e9ac0c81f832e8dfe882eb1c4746f30131bef5a56947634146c813df079acd57b3fc954254684c6f4ef291802cd9629e6af3ced9be1f381fdd858a327c2

Download Submit
\Users\Admin\AppData\Local\Temp\@1E98.tmp

Filesize
4KB

MD5
a9680f653434b4766fdc2a3c592af879

SHA1
fd8e999c43fa83df3144aa5bbaae73bac3834296

SHA256
30e084f531980a35b79dd36ac9ee0022d0aba792da99b3d71eea26d327db9ad3

SHA512
685fe7bbaf9fe5d140f07e9fe0f1eff0cecf8a3a4d050fe917ce8eddac3394ab7b8cea575e2d6f3dace309716662fbb5a9016850b120ea2099a00cfc848f57ac

Download Submit
\Windows\SysWOW64\Sys\TND.exe

Filesize
459KB

MD5
4db1b69341dc88b901d85be34278a634

SHA1
0d55d2852a58b597c96c1dcec25efc961d882ba1

SHA256
c3f29e3f8b9eb7c20a0046fc105d2199dc5327a570e8c76908e44be1200fb893

SHA512
e11ee43c65179a562254cc63fda5c25ae228603bd88fd357faea2a5b49b4df11dfde5efe46544ac138d008cdffc419c793b35781ef201a9462a9eda30b52dee0

Download Submit
memory/2920-23-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2920-25-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads