ardamax | b0714057536a71a1ba1766c528eff0305d82ca5a89ce3b35a8d335462c054970

General

Target

558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
Size

1.3MB
MD5

558d98556265137e1250afd1c9eb7aea
SHA1

6e2c2eb5955fb3a2719bfd39b5e6bc67b6f8a51c
SHA256

b0714057536a71a1ba1766c528eff0305d82ca5a89ce3b35a8d335462c054970
SHA512

480494b449eb804fe7b4e914168fdf6721a90cb18b967f0bf6c171c236228bde25c9a857ab3485b2ce61f82c75566ffe861d56433e0086a8e95ddaedce1edb78
SSDEEP

24576:t8MhYAwrNYX8CNyeMy6eA4u4RdYUi9y5BVPVkttDkvA3XXKi5fyvhAMiO48Plg4X:eRAKYB6beA41dYn9y3dgGvniUhAMiO4k

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/0x000a000000023b92-14.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2488	WSR.exe

Loads dropped DLL 1 IoCs

pid	Process
2488	WSR.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\WSR Start = "C:\\Windows\\SysWOW64\\GGEFPG\\WSR.exe"	WSR.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\GGEFPG\WSR.exe	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\GGEFPG\	WSR.exe
File created	C:\Windows\SysWOW64\GGEFPG\WSR.004	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GGEFPG\WSR.001	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GGEFPG\WSR.002	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\GGEFPG\AKV.exe	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1372 set thread context of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84

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 3 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	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WSR.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2488	WSR.exe
2488	WSR.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2488	WSR.exe
Token: SeIncBasePriorityPrivilege	2488	WSR.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
2488	WSR.exe
2488	WSR.exe
2488	WSR.exe
2488	WSR.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 1372 wrote to memory of 60	1372	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	84
PID 60 wrote to memory of 2488	60	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	85
PID 60 wrote to memory of 2488	60	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	85
PID 60 wrote to memory of 2488	60	558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Users\Admin\AppData\Local\Temp\558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\558d98556265137e1250afd1c9eb7aea_JaffaCakes118.exe
  2⤵
  - Checks computer location settings
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:60
- - C:\Windows\SysWOW64\GGEFPG\WSR.exe
    "C:\Windows\system32\GGEFPG\WSR.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2488

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

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\GGEFPG\AKV.exe

Filesize
487KB

MD5
0591055f864fdbf838f05500a4033170

SHA1
5d273a442877a65e501e5c123f3dc45677c7d049

SHA256
24c622dfc83330b4f233dcf87684c00a734a1112284188cfe1636221590e9497

SHA512
b6cf93e63d074ecd3856543bfea14f58c37594289dbb13595cdfb79f8ce027795ad00dccc7ca70b621767c9ba03b8ebe2014e5fddd53608405f00c2791305074

Download Submit
C:\Windows\SysWOW64\GGEFPG\WSR.001

Filesize
61KB

MD5
da40e93ad90ab590fe53693447794639

SHA1
ecf59a5ecbd382191169eda65f86ea331dd08547

SHA256
b82f906b6429aa5c3df2dd7d2b61f33912c8db41ff783d35731050a024bc6420

SHA512
87dbcbd1825ea71c78583680650236e8a8f8d4f718cf85f1542ed51fb1caaa4ff059ff0f201125564bcd80fa9d20c1d9ccd11e37133c7fef5ad30b27996f44e6

Download Submit
C:\Windows\SysWOW64\GGEFPG\WSR.002

Filesize
44KB

MD5
377ce908ebaea0de394f2e850ca6a26a

SHA1
d54276a5deeab532d5e5e3602e08d608e95c0707

SHA256
dd81ace139ab0d6ca157775a5479fe6b94dc58de3a9bf81d39225967697cbcef

SHA512
fda6bd43017754e7fa23037591073a52bdecac8629b5b2fe0eb924fd958dd450074b742ee94879430e0d4155efa9fc0a080b6dd035cf726cce3cb575ac6eb35f

Download Submit
C:\Windows\SysWOW64\GGEFPG\WSR.004

Filesize
1KB

MD5
4762b290c127a4220d38f0d9981d5d11

SHA1
d71f475d2dc92f2044503d65e0cf06d846cb7647

SHA256
649a1b6d5215ae144526285ca1cb1de7c9a378399b05489010f72648bce62b98

SHA512
6699144d32bd87e159bc6e18f9a1bba3482930c13a79380717f8719c4578e15463023fd1be2bc80ebc978b0cb38de9a5668a69a55edd7032c0d6e0b09f19d7c9

Download Submit
C:\Windows\SysWOW64\GGEFPG\WSR.exe

Filesize
1.7MB

MD5
913606bf5ce3b52911d6645f99b066da

SHA1
1a651dbc73e39f9f8ff4b8979b463e9b2c480f60

SHA256
082036e132e0317a4dfa2add3e76ec42a82c6c64623d4cffc92314f3511bdc4d

SHA512
d136e882a1a87eac4706b4aea82a10584d7570116e6b025f6ee419d13eb2760dde2f54a10fa1ac149be62441f75f171ba0dc8503c00d404877ff9d433212604a

Download Submit
memory/60-4-0x0000000000400000-0x0000000000535000-memory.dmp

Filesize
1.2MB

Download
memory/60-9-0x0000000000400000-0x0000000000535000-memory.dmp

Filesize
1.2MB

Download
memory/60-3-0x0000000000400000-0x0000000000535000-memory.dmp

Filesize
1.2MB

Download
memory/60-2-0x0000000000400000-0x0000000000535000-memory.dmp

Filesize
1.2MB

Download
memory/60-16-0x0000000000400000-0x0000000000535000-memory.dmp

Filesize
1.2MB

Download
memory/2488-24-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2488-26-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads