ardamax | 0ab54d015d10e0e797ab062f44f0d4de9e23597d49e29a113ac781647f535ff3

General

Target

459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
Size

271KB
MD5

459d3ef08cbd13d3f507b70011946ebd
SHA1

b8d404f943f8e1efcec66484fb741af3c661b977
SHA256

0ab54d015d10e0e797ab062f44f0d4de9e23597d49e29a113ac781647f535ff3
SHA512

749ed9d163a641ce85aaabeabc9b0287a593356fe340e5cda621bff790e9d53670b3137de80b68b39f44b0fbd057417eb182676e0028e71ed566985994209d4d
SSDEEP

6144:+lG6AfdlImElR2k4+3Feywr7IPYOJ8G+dQhRZMcDOSJ8XitXF9NtOZ:+lkiZ32kBVO7oJaUeSJ8St1QZ

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/0x000a000000023b6a-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
380	FGEF.exe

Loads dropped DLL 4 IoCs

pid	Process
4324	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
380	FGEF.exe
380	FGEF.exe
380	FGEF.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\FGEF Agent = "C:\\Windows\\SysWOW64\\28463\\FGEF.exe"	FGEF.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\28463\FGEF.exe	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	FGEF.exe
File created	C:\Windows\SysWOW64\28463\FGEF.001	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\FGEF.006	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\FGEF.007	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.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	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FGEF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	380	FGEF.exe
Token: SeIncBasePriorityPrivilege	380	FGEF.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
380	FGEF.exe
380	FGEF.exe
380	FGEF.exe
380	FGEF.exe
380	FGEF.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 380	4324	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe	84
PID 4324 wrote to memory of 380	4324	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe	84
PID 4324 wrote to memory of 380	4324	459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\459d3ef08cbd13d3f507b70011946ebd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\459d3ef08cbd13d3f507b70011946ebd_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:4324
- C:\Windows\SysWOW64\28463\FGEF.exe
  "C:\Windows\system32\28463\FGEF.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
  PID:380

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

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\@81F1.tmp

Filesize
4KB

MD5
27092ec75c1839f36bfe900a38acc484

SHA1
fe14b750a0ed653246c5f358891f8c1241913bb2

SHA256
e6e29699840ae26c452227f9a1c9fd0e3cda0c2413c4255df9fc066c47af0e07

SHA512
815477e8681e38dd3110171adbaf06738eb9d63839671a959a296ec1a1fb17d788682dde5e6a1f0bffa3b4deda4577292ffa37ce10b95ad14276ffcd0795ac0b

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

Filesize
334B

MD5
153ce1818d18f65535ea8dd392a5ec11

SHA1
91fd19f399366af74f50f0f505a307301a414346

SHA256
0df623b142f0ec9c1b78a4d57e31cd98075ecc12716e600dda92fe513fbd6365

SHA512
799d6f6651fc32acdef3b5f93fac478e81d4358afc05137e80a73866412945b1dba8cd16d32eb0da7f018af3b7cba7ffa0913ac59ea39651f80009087725f65b

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

Filesize
8KB

MD5
aae8ccee5d5eed5748d13f474123efea

SHA1
6da78da4de3b99a55fad00be2ec53a3ad3bd06ae

SHA256
10c464d1675774e0282171555d59fb8975ed6c0e6a781182490f48e66823a5b8

SHA512
d370e1ffeeb81b3f07b83a9cf1e3b44635fde7aa6ac999bccafece8091dbf96f0a78257bb0e03b3689dc47fb4e96ec7deac7848a43ddef62afc9b8cc665ee8bd

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

Filesize
5KB

MD5
40685d22d05d92462a2cfc1bba9a81b7

SHA1
f0e19012d0ed000148898b1e1264736bed438da8

SHA256
cdca1e5bc4c5129caa8eeddf637c820b6241c8790ce1a341e38e8324ae95afa0

SHA512
21961d2dd118b45bde4cf00b4570712791a22769d05afb5b6c54355b0aaee9b7f7de00b357845349ef957807452365134d51e11181d2d45f98ed0cc9402de90b

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

Filesize
473KB

MD5
339ae4ce820cda75bbb363b2ed1c06fd

SHA1
62399c6102cc98ed66cbcd88a63ff870cf7b2100

SHA256
1e4a463ac0d463cee1f52f9529474484157c85d671aea1ab5f4173df12de01b6

SHA512
5da8b333a839c4b169c6f4c9a1929918f166a895af7818c8223df7ed22279aac3b6ef88f89ee083a4f475f82ec6078f8e9800a9afc9547712245d090636a284a

Download Submit
memory/380-21-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/380-25-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads