ardamax | c07f15819827de8e1cf64cc7cb1fb8a65a48ff883b31c941d2a757c6e2b87f2e

General

Target

6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
Size

1.0MB
MD5

6fb6c1a158124bf1821dc9b7680f4903
SHA1

28a592fa574e26f8627cab7d1dc3ac64a22e1a33
SHA256

c07f15819827de8e1cf64cc7cb1fb8a65a48ff883b31c941d2a757c6e2b87f2e
SHA512

68cb5d0ba8e8c82afc0e926723a3f8305a35f607949f9b037c38f42e75b46059fe653ae4a2792d226a9f10f0a57393ea9e74a87c099dc89052e2406a2c448afc
SSDEEP

24576:c64MVTX/jfga2eSXbKp/o6C532/rgCdCnZkEe:c64MTLoa/GZ4gC6OE

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/0x0008000000015d72-8.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2928	EWR.exe

Loads dropped DLL 2 IoCs

pid	Process
2688	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
2928	EWR.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\EWR Start = "C:\\Windows\\SysWOW64\\ESWLLF\\EWR.exe"	EWR.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\ESWLLF\EWR.002	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ESWLLF\EWR.exe	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ESWLLF\	EWR.exe
File created	C:\Windows\SysWOW64\ESWLLF\EWR.004	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ESWLLF\EWR.001	6fb6c1a158124bf1821dc9b7680f4903_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	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EWR.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2928	EWR.exe
Token: SeIncBasePriorityPrivilege	2928	EWR.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2928	EWR.exe
2928	EWR.exe
2928	EWR.exe
2928	EWR.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2928	2688	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2928	2688	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2928	2688	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2928	2688	6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6fb6c1a158124bf1821dc9b7680f4903_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\SysWOW64\ESWLLF\EWR.exe
  "C:\Windows\system32\ESWLLF\EWR.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:2928

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\ESWLLF\EWR.002

Filesize
43KB

MD5
93df156c4bd9d7341f4c4a4847616a69

SHA1
c7663b32c3c8e247bc16b51aff87b45484652dc1

SHA256
e55b6eabf0f99b90bd4cf3777c25813bded7b6fc5c9955188c8aa5224d299c3e

SHA512
ed2e98c5fd1f0d49e5bac8baa515d489c89f8d42772ae05e4b7a32da8f06d511adad27867034ca0865beae9f78223e95c7d0f826154fc663f2fab9bd61e36e35

Download Submit
C:\Windows\SysWOW64\ESWLLF\EWR.004

Filesize
1KB

MD5
66bbf944b02137c9cab620bab5f6d1de

SHA1
60f3a28e6779a754886694ed02c2a6ba4875f1e7

SHA256
30d4b6ca4a7226ec15d23b34296ab51244ff1633f9db0dbee4708e59661f032b

SHA512
c5f8aa61946f5da93777d22af4ac01eaddc70a6c0e368ec9f14df7a99f1a94253d53eddb2b499fc35987126925989b280a1bfae4bd1fc6b123f985042011560f

Download Submit
C:\Windows\SysWOW64\ESWLLF\EWR.exe

Filesize
1.7MB

MD5
3cd29c0df98a7aeb69a9692843ca3edb

SHA1
7c86aea093f1979d18901bd1b89a2b02a60ac3e2

SHA256
5a37cd66508fa3fc85ae547de3498e709bd45167cb57f5e9b271dc3a1cb71a32

SHA512
e78f3206b1878e8db1766d4038a375bbebcbcdb8d1b0a0cb9b0dc72c54881392b9c27e2864ad9118702da58f203f13e0ad5d230980ad1ef2370391a2c4acffc9

Download Submit
\Windows\SysWOW64\ESWLLF\EWR.001

Filesize
61KB

MD5
383d5f5d4240d590e7dec3f7312a4ac7

SHA1
f6bcade8d37afb80cf52a89b3e84683f4643fbce

SHA256
7e87f6817b17a75106d34ce9884c40ddfb381bf8f2013930916498d1df0a6422

SHA512
e652c41ec95d653940b869426bc2cbd8e5b3159110ffaab7d623e23eebe1f34ca65be6a9a9cdcd5f41aec7567469d6b4d6362d24ae92267cddb8940e1265806a

Download Submit
memory/2928-13-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2928-15-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads