ardamax | 834abf70fb4ae393578c66e60ac0f26fc8fd0fb9cf296b46c442774f05b0af54

General

Target

JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe
Size

271KB
MD5

7b7fa489e4012e4bcfb296e09549c36f
SHA1

bb7a86bfbcddd48a261c47f6f94b1371a39008e8
SHA256

834abf70fb4ae393578c66e60ac0f26fc8fd0fb9cf296b46c442774f05b0af54
SHA512

3b8b1d98afd9858e97647967d4955e0abe85ad1ae1b06ca198ba83bc511638f9e8200668e342a1315dd57877e65f399a0f5b787c23c5f409171b5dcfd3769f75
SSDEEP

6144:FG6abgDoELX2BKgPR4wkKOxeisLpJu0c0xnao:FfHmBtRED0J

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
behavioral2/files/0x00070000000242e4-12.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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe

Executes dropped EXE 1 IoCs

pid	Process
3224	SXSA.exe

Loads dropped DLL 1 IoCs

pid	Process
3604	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.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\SXSA Agent = "C:\\Windows\\SysWOW64\\28463\\SXSA.exe"	SXSA.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\SXSA.001	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe
File created	C:\Windows\SysWOW64\28463\SXSA.006	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe
File created	C:\Windows\SysWOW64\28463\SXSA.007	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe
File created	C:\Windows\SysWOW64\28463\SXSA.exe	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.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	SXSA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 3224	3604	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe	86
PID 3604 wrote to memory of 3224	3604	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe	86
PID 3604 wrote to memory of 3224	3604	JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b7fa489e4012e4bcfb296e09549c36f.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:3604
- C:\Windows\SysWOW64\28463\SXSA.exe
  "C:\Windows\system32\28463\SXSA.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:3224

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\@9C4F.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

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

Filesize
382B

MD5
df6519d6f5869dfb076049784b8fcf45

SHA1
e6b7130b268b203bbfb1ed935fae68dd2c018074

SHA256
de84a92c3cde919701fab77c6edb492e643bee1e230a333904f191b10377be3c

SHA512
cc5c92c5562233b36eb0b570f98f0e3d82fb531249c377147ce5d02c39bcc917782b3f99ae7495d04817d42bc277fc08fa6c2b68a0a9a164e87461fd5de9d2a6

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

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

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

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

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

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/3224-21-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads