ardamax | df9c583129bc830f46601ea808deb093d46e49e43c42eb0e3afd986314e01cf2

General

Target

b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
Size

271KB
MD5

b457ae6a65aa26ec9ac95ee10e93de7a
SHA1

03f39a22eb76b58f01215dd518c412d079d71123
SHA256

df9c583129bc830f46601ea808deb093d46e49e43c42eb0e3afd986314e01cf2
SHA512

2e093e7891f8024be8b9cfacfa3eb71d2a8149001f4fe9514c1c086a87ba06504ac0338390a422e260597e7c6ed3297c630b9a51627379abcff1f843e0351b89
SSDEEP

6144:dlG6BnTFhsvi9wu+bfEz2k4+jUXUm2dMbYVACCuKADd6tV:dlTJWviB2kBjUX9GMbYzC5AeV

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/0x0009000000016cf0-9.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2776	CTRB.exe

Loads dropped DLL 5 IoCs

pid	Process
2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
2776	CTRB.exe
2776	CTRB.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\CTRB Agent = "C:\\Windows\\SysWOW64\\28463\\CTRB.exe"	CTRB.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\CTRB.006	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\CTRB.007	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\CTRB.exe	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	CTRB.exe
File created	C:\Windows\SysWOW64\28463\CTRB.001	b457ae6a65aa26ec9ac95ee10e93de7a_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	CTRB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2776	CTRB.exe
Token: SeIncBasePriorityPrivilege	2776	CTRB.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2776	CTRB.exe
2776	CTRB.exe
2776	CTRB.exe
2776	CTRB.exe
2776	CTRB.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2776	2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2776	2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2776	2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2776	2644	b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b457ae6a65aa26ec9ac95ee10e93de7a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\28463\CTRB.exe
  "C:\Windows\system32\28463\CTRB.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:2776

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\28463\CTRB.001

Filesize
404B

MD5
6ba8fe0491edcbdb5ca9516e5626b495

SHA1
f5e120bb679fe64b2a6a757d111854e64604bdc0

SHA256
923b3bb0d2ef1c06f093e6b5a1ba6837d9a6770c170d0555ac26c4f2522a5bed

SHA512
f23b69255a6c78d4bec86e583a17ae930c79f3cfe054ee0b3b24c97005bffbc356401c0e7f6ca3d99eecd8ebc439a58a1aabf11a5b3e8c98d7914aa0bbd8efc3

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

Filesize
8KB

MD5
aae8ccee5d5eed5748d13f474123efea

SHA1
6da78da4de3b99a55fad00be2ec53a3ad3bd06ae

SHA256
10c464d1675774e0282171555d59fb8975ed6c0e6a781182490f48e66823a5b8

SHA512
d370e1ffeeb81b3f07b83a9cf1e3b44635fde7aa6ac999bccafece8091dbf96f0a78257bb0e03b3689dc47fb4e96ec7deac7848a43ddef62afc9b8cc665ee8bd

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

Filesize
5KB

MD5
40685d22d05d92462a2cfc1bba9a81b7

SHA1
f0e19012d0ed000148898b1e1264736bed438da8

SHA256
cdca1e5bc4c5129caa8eeddf637c820b6241c8790ce1a341e38e8324ae95afa0

SHA512
21961d2dd118b45bde4cf00b4570712791a22769d05afb5b6c54355b0aaee9b7f7de00b357845349ef957807452365134d51e11181d2d45f98ed0cc9402de90b

Download Submit
\Users\Admin\AppData\Local\Temp\@F27A.tmp

Filesize
4KB

MD5
27092ec75c1839f36bfe900a38acc484

SHA1
fe14b750a0ed653246c5f358891f8c1241913bb2

SHA256
e6e29699840ae26c452227f9a1c9fd0e3cda0c2413c4255df9fc066c47af0e07

SHA512
815477e8681e38dd3110171adbaf06738eb9d63839671a959a296ec1a1fb17d788682dde5e6a1f0bffa3b4deda4577292ffa37ce10b95ad14276ffcd0795ac0b

Download Submit
\Windows\SysWOW64\28463\CTRB.exe

Filesize
473KB

MD5
339ae4ce820cda75bbb363b2ed1c06fd

SHA1
62399c6102cc98ed66cbcd88a63ff870cf7b2100

SHA256
1e4a463ac0d463cee1f52f9529474484157c85d671aea1ab5f4173df12de01b6

SHA512
5da8b333a839c4b169c6f4c9a1929918f166a895af7818c8223df7ed22279aac3b6ef88f89ee083a4f475f82ec6078f8e9800a9afc9547712245d090636a284a

Download Submit
memory/2776-22-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2776-25-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads