ardamax | 02c3f5216afe8dd13ec71245e09f3f53eb8f4c76fc351166fc7aeaf72cd00cde

General

Target

6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
Size

264KB
MD5

6a5ab6145030708bde3e20f64dd4aba5
SHA1

0da6b7213c4bdc8508f9e720b63f08e6a796d162
SHA256

02c3f5216afe8dd13ec71245e09f3f53eb8f4c76fc351166fc7aeaf72cd00cde
SHA512

b0de1a0e0a285918d630453e7412e619ba9f7566180fb81adbe6bec521b94013e5c4d5b658ea7bbb7a54e79d011dcb13ed891111cc531f7a215d49c143642536
SSDEEP

6144:smpyG8PPqlS/8ytJspjPkTg3KyhEV76dX+GAayLK1aBdEt3HbWTM4JUad/LF:sNqS8uJQTk+KfVUXJALLlBqtqRJZ

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

Processes:

resource	yara_rule
C:\Windows\SysWOW64\Sys\TND.exe	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

Processes:

6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

TND.exe

pid process

5024 TND.exe
Loads dropped DLL 1 IoCs

Processes:

6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe

pid process

4920 6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe

pid	process
5024	TND.exe

pid	process
4920	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TND.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\TND = "C:\\Windows\\SysWOW64\\Sys\\TND.exe"	TND.exe

Drops file in System32 directory 5 IoCs

Processes:

6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exeTND.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Sys\TND.001	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys\TND.006	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys\TND.007	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys\TND.exe	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Sys\TND.001	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

Processes:

6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exeTND.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TND.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe

description	pid	process	target process
PID 4920 wrote to memory of 5024	4920	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe	TND.exe
PID 4920 wrote to memory of 5024	4920	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe	TND.exe
PID 4920 wrote to memory of 5024	4920	6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe	TND.exe

C:\Users\Admin\AppData\Local\Temp\6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a5ab6145030708bde3e20f64dd4aba5_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\SysWOW64\Sys\TND.exe
  "C:\Windows\system32\Sys\TND.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:5024

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

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\@A529.tmp

Filesize
4KB

MD5
a9680f653434b4766fdc2a3c592af879

SHA1
fd8e999c43fa83df3144aa5bbaae73bac3834296

SHA256
30e084f531980a35b79dd36ac9ee0022d0aba792da99b3d71eea26d327db9ad3

SHA512
685fe7bbaf9fe5d140f07e9fe0f1eff0cecf8a3a4d050fe917ce8eddac3394ab7b8cea575e2d6f3dace309716662fbb5a9016850b120ea2099a00cfc848f57ac

Download Submit
C:\Windows\SysWOW64\Sys\TND.001

Filesize
3KB

MD5
9838ab5283c7a70c8c441e39d68f2229

SHA1
9e4787efeadc2e51c967bfa20a29acc0f19a6978

SHA256
f9baf96cc7f307f02e3c60c8c8164ec109bd28cccc0899011e4192ec2ef2d08a

SHA512
bc979f0974add6cb478259cedad437021fa925a12b2039302512ef19d5f3de121fdf5e4afb1ce2393429327c5876d7021fae9b0c0504dad04502c331a4fb8ccb

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
C:\Windows\SysWOW64\Sys\TND.exe

Filesize
459KB

MD5
4db1b69341dc88b901d85be34278a634

SHA1
0d55d2852a58b597c96c1dcec25efc961d882ba1

SHA256
c3f29e3f8b9eb7c20a0046fc105d2199dc5327a570e8c76908e44be1200fb893

SHA512
e11ee43c65179a562254cc63fda5c25ae228603bd88fd357faea2a5b49b4df11dfde5efe46544ac138d008cdffc419c793b35781ef201a9462a9eda30b52dee0

Download Submit
memory/5024-21-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads