ardamax | 6686713302e0ec8d47cc965bcecf426fbe10d6da0439f5a1ede1ef6d126d700e

General

Target

d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
Size

1.2MB
MD5

d79e50fd99e3d30872fedfd7e5850c58
SHA1

da004d1276d8e46fe87407cae65e1834937ab593
SHA256

6686713302e0ec8d47cc965bcecf426fbe10d6da0439f5a1ede1ef6d126d700e
SHA512

caeb9edcd9120f2a1a1810625216c4b0ce283000fd7668ae55078a0065ef8682151c9771ea1e63216016ed9cdd8d45178c7726ea3aebf3cac9a7b619f291dd7a
SSDEEP

24576:7ZxT8iu/kXwx5c3NdaFddjCDgeoPQLNXVvAUFVOfpcQAAf18FrMZRba:7XTxu/EXdaFHcoPcGiUxDuo

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
fpatch.levelupgames.com.br
Port:
21
Username:
anonymous
Password:
IEUser@

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x00070000000234a8-8.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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2808	SSB.exe
4720	Ragnarok.exe

Loads dropped DLL 2 IoCs

pid	Process
2808	SSB.exe
4720	Ragnarok.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\SSB Start = "C:\\Windows\\SysWOW64\\TLSYHI\\SSB.exe"	SSB.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 desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Videos\Captures\desktop.ini	svchost.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TLSYHI\SSB.004	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TLSYHI\SSB.001	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TLSYHI\SSB.002	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TLSYHI\AKV.exe	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TLSYHI\SSB.exe	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\TLSYHI\	SSB.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 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	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SSB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ragnarok.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-945322488-2060912225-3527527000-1000\{52E18FC1-B5B7-4D3A-A532-BA7DD5783C98}	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2808	SSB.exe
Token: SeIncBasePriorityPrivilege	2808	SSB.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
2808	SSB.exe
2808	SSB.exe
2808	SSB.exe
2808	SSB.exe
4720	Ragnarok.exe
4720	Ragnarok.exe
4720	Ragnarok.exe
4720	Ragnarok.exe
2260	OpenWith.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 2808	4684	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe	85
PID 4684 wrote to memory of 2808	4684	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe	85
PID 4684 wrote to memory of 2808	4684	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe	85
PID 4684 wrote to memory of 4720	4684	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe	86
PID 4684 wrote to memory of 4720	4684	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe	86
PID 4684 wrote to memory of 4720	4684	d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d79e50fd99e3d30872fedfd7e5850c58_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Windows\SysWOW64\TLSYHI\SSB.exe
  "C:\Windows\system32\TLSYHI\SSB.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:2808
- C:\Users\Admin\AppData\Local\Temp\Ragnarok.exe
  "C:\Users\Admin\AppData\Local\Temp\Ragnarok.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4720

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:2260

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
PID:784

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

3

T1012

System Information Discovery

3

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:\Users\Admin\AppData\Local\Temp\Ragnarok.exe

Filesize
336KB

MD5
a04fd09c75357195c3c841352d2bc497

SHA1
ad3a66ba1aae9a1c0cdc524e44eac4d7f94b815b

SHA256
c036fdc1404fcf692edbbdca7d9306dce137f6c78a653a4900756ed30889dc5c

SHA512
011188e40f3933f3d9ef7735eabfc89420530aecf089264e2cc4dc380d774f2cbfbdcc00afd87d1485fad018cef1b1f83ad60dd26a44d665c2b0e4f35a18b2b7

Download Submit
C:\Users\Admin\Videos\Captures\desktop.ini

Filesize
190B

MD5
b0d27eaec71f1cd73b015f5ceeb15f9d

SHA1
62264f8b5c2f5034a1e4143df6e8c787165fbc2f

SHA256
86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2

SHA512
7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c

Download Submit
C:\Windows\SysWOW64\TLSYHI\AKV.exe

Filesize
456KB

MD5
1f29b1075a91b3da0ccc0b9c49eece56

SHA1
048e675f087181035aedece9e7b11d065c6355cc

SHA256
4f6825548b32329c3360ed9abb7c0a6809a2c2291cf0bcaac511a9fa32a6336e

SHA512
7e152caf055f57f599ecc1e3a404b540b721b3315d2ba16bff6eb21f03edeb3a06ae185621e3139293612d94210f500f098bd281489ca7f336efd8b5284ee060

Download Submit
C:\Windows\SysWOW64\TLSYHI\SSB.001

Filesize
61KB

MD5
31c866d8e4448c28ae63660a0521cd92

SHA1
0e4dcb44e3c8589688b8eacdd8cc463a920baab9

SHA256
dc0eaf9d62f0e40b6522d28b2e06b39ff619f9086ea7aa45fd40396a8eb61aa1

SHA512
1076da7f8137a90b5d3bbbbe2b24fd9774de6adbcdfd41fd55ae90c70b9eb4bbf441732689ad25e5b3048987bfb1d63ba59d5831a04c6d84cb05bbfd2d32f839

Download Submit
C:\Windows\SysWOW64\TLSYHI\SSB.002

Filesize
43KB

MD5
093e599a1281e943ce1592f61d9591af

SHA1
6896810fe9b7efe4f5ae68bf280fec637e97adf5

SHA256
1ac0964d97b02204f4d4ae79cd5244342f1a1798f5846e9dd7f3448d4177a009

SHA512
64cb58fbf6295d15d9ee6a8a7a325e7673af7ee02e4ece8da5a95257f666566a425b348b802b78ac82e7868ba7923f85255c2c31e548618afa9706c1f88d34dc

Download Submit
C:\Windows\SysWOW64\TLSYHI\SSB.004

Filesize
1KB

MD5
dfec612a3a22da6611884020ad77b93d

SHA1
79d4b791fe33bbf12589b4772decce50a3b49e5f

SHA256
bc7d78336933c18c92de22f36f0699b3fc600dd8d1c7a7492c5f62d230d89fca

SHA512
e84bb23fb939f62d926f631a9c38f041380a701c68ca200d8c75ce49160c144870bda0e63e91c814a880d66784a379e992d0f474672a5470e89fced7f5718647

Download Submit
C:\Windows\SysWOW64\TLSYHI\SSB.exe

Filesize
1.5MB

MD5
0aaffc12ef1b416b9276bdc3fdec9dff

SHA1
9f38d7cf6241d867da58f89db9ff26544314b938

SHA256
42b33dd905c5668c2518a6a7d407fb10c303cfedeaefcd7b6e4c7cc1b891c73b

SHA512
bbde0986b298c6172e7c8e3f938db9425f54cca097e280736e1ba289afd06a0b86f7cbc91f6d46458bc8e75069c12cda1cf808acf3b6c773b0661d081136ee7c

Download Submit
memory/2808-24-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download
memory/2808-52-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads