ardamax | 2097ad276b66fbb9879d0b9ec0386baa98af9a734e739a75f69f0fbf7b940404

General

Target

c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
Size

1.2MB
MD5

c2a515d55b4a49d91bc12c082ba71734
SHA1

0d5e6455c9ac4079a12e1e77b7e967c2e28f57d4
SHA256

2097ad276b66fbb9879d0b9ec0386baa98af9a734e739a75f69f0fbf7b940404
SHA512

d20b5cd27554d7bc41279d6f0cbcad97c1341dd9b65c3f3595dad5915fcca92d892b50ed45701c47c9b87f3f8b4ff361ac8f8a20582ac68053cfb48c0b89db80
SSDEEP

24576:pU4oTXtOxVFzsnSZ9jt3pzrFCa0U9vv5oUQ3e3CFaqaabZb/JgBKdeO5fW:pULT4V2Szjtr/ppQ3eSFansZlgBKo

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
behavioral1/files/0x0006000000019255-6.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
628	TVF.exe

Loads dropped DLL 2 IoCs

pid	Process
1696	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
628	TVF.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\TVF Start = "C:\\Windows\\SysWOW64\\REOIMR\\TVF.exe"	TVF.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 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\REOIMR\TVF.exe	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\REOIMR\	TVF.exe
File created	C:\Windows\SysWOW64\REOIMR\TVF.004	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\REOIMR\TVF.001	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\REOIMR\TVF.002	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\REOIMR\AKV.exe	c2a515d55b4a49d91bc12c082ba71734_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	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TVF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	628	TVF.exe
Token: SeIncBasePriorityPrivilege	628	TVF.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
628	TVF.exe
628	TVF.exe
628	TVF.exe
628	TVF.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 628	1696	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe	30
PID 1696 wrote to memory of 628	1696	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe	30
PID 1696 wrote to memory of 628	1696	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe	30
PID 1696 wrote to memory of 628	1696	c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c2a515d55b4a49d91bc12c082ba71734_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Windows\SysWOW64\REOIMR\TVF.exe
  "C:\Windows\system32\REOIMR\TVF.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:628

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\REOIMR\AKV.exe

Filesize
456KB

MD5
48cfaed4d566c34716326302b49bdad2

SHA1
566e0989b6bc7ed205f9ae250ea98e3a4d7fba52

SHA256
54c2e10de3ed7135d20c239a7f656c6ff57d1158607fa4c6779e042681de87ea

SHA512
96c871ed9af039142aab5904021d3ef3f75a58c5cc1fdf4d59e40e3699fd03e7cff384b788f7359a1de519ebdcafdad55891fef4f67e2c216ea89ebc945996a0

Download Submit
C:\Windows\SysWOW64\REOIMR\TVF.001

Filesize
60KB

MD5
a15c556f17d7db8287e023138942d5db

SHA1
880bf8ec944120830dc2e2e040e5996e4e0e6c83

SHA256
f3716810ab011a4cb7693d31b69cd540380ef2a067724e0d568070c8a558694e

SHA512
930339711e3d73e5af0778367a648c94411c20d23bf4c27ec5d72222e76b8902eb3fc0992d70cc4141600c19087159514246d42f1e762c98dad306f8e0bd99cd

Download Submit
C:\Windows\SysWOW64\REOIMR\TVF.002

Filesize
43KB

MD5
daabecdfba287a3333b60ae82211acd7

SHA1
e67b4c7bf0dd71ad47263a58bb60be4bce504b84

SHA256
12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173

SHA512
937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f

Download Submit
C:\Windows\SysWOW64\REOIMR\TVF.004

Filesize
1KB

MD5
2e3fb6dd721c98cba402da4b7f39ea8d

SHA1
def1d77633c78113c5600c780d4588a9c73e53be

SHA256
3b47a35f1372aff4ad1835099b1b8db8ebbcb54b656deca535305f22992690e2

SHA512
b61f3ce946e8f661994ca6de818ac322b157a016dc73c943dae6cc7f2794e0a52521d8f21663562f75b666c1f3c3a50a476673b93b12508e8fe142a8d2596230

Download Submit
\Windows\SysWOW64\REOIMR\TVF.exe

Filesize
1.7MB

MD5
f3819a6cab8ae058254c4abb3844d87e

SHA1
0f8b1a74af87f1823ec0d76e21a8d54d55a53a8b

SHA256
3d656d1364b4b2382020f64990a2c630b7b9422ca7b7fe2c30646fda3303e6c9

SHA512
dfe9d342f3ad543fec8bd278e21ac5059b1c36ed3f735734e9b92d639cb25609f9307862ab2b35ea3e88713f4a652abe5863871225f915462c79d493ac5e1f57

Download Submit
memory/628-15-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/628-17-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads