ardamax | ee5bd58b45da83659a793bb41dbc6b571b7f2cf4b7cfad285a29249b46dd2c54

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 06:29

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General

Target

f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Size

589KB
MD5

f7bc1683a6630842c59a79f700b9a3f7
SHA1

d4582b53beaa27b519916267c0604c128ea37ef1
SHA256

ee5bd58b45da83659a793bb41dbc6b571b7f2cf4b7cfad285a29249b46dd2c54
SHA512

072ab38bb8cd4e97b9fc30717eb2d95f9c14d63af61abae789300996565588d01c8beb6c39a9890497664b264b276e494134b259320b219d719078bae02166a7
SSDEEP

12288:ZdasCP5d6Ex/WuUEtm20bhwznBsVAWYw0ciJ:Z7c5kEx+uDm2+KBCFC

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/0x0006000000016d2e-34.dat	family_ardamax

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe

Executes dropped EXE 3 IoCs

pid	Process
2668	Exporer32.exe
2680	BAYA.exe
2616	wowkeygen.exe

Loads dropped DLL 13 IoCs

pid	Process
2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
2668	Exporer32.exe
2668	Exporer32.exe
2668	Exporer32.exe
2680	BAYA.exe
2680	BAYA.exe
2668	Exporer32.exe
2668	Exporer32.exe
2668	Exporer32.exe
2668	Exporer32.exe
2616	wowkeygen.exe
2616	wowkeygen.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\BAYA Agent = "C:\\Windows\\SysWOW64\\28463\\BAYA.exe"	BAYA.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

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\BAYA.001	Exporer32.exe
File created	C:\Windows\SysWOW64\28463\BAYA.006	Exporer32.exe
File created	C:\Windows\SysWOW64\28463\BAYA.007	Exporer32.exe
File created	C:\Windows\SysWOW64\28463\BAYA.exe	Exporer32.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	Exporer32.exe
File opened for modification	C:\Windows\SysWOW64\28463	BAYA.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\MSWINSCK.DLL	f7bc1683a6630842c59a79f700b9a3f7_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 4 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	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Exporer32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BAYA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wowkeygen.exe

Checks processor information in registry 2 TTPs 3 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	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\{4EE5ADAD-08FD04BD-2430A64D-9ED42830}\ = 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	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\{4EE5ADAD-08FD04BD-2430A64D-9ED42830}	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\{4EE5ADAD-08FD04BD-2430A64D-9ED42830}\ = 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	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\{4EE5ADAD-08FD04BD-2430A64D-9ED42830}\ = 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	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\{38C89E23-85D2F723-BD1A6900}	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\{38C89E23-85D2F723-BD1A6900}\ = "202609150"	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2680	BAYA.exe
Token: SeIncBasePriorityPrivilege	2680	BAYA.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
2680	BAYA.exe
2680	BAYA.exe
2680	BAYA.exe
2680	BAYA.exe
2680	BAYA.exe
2616	wowkeygen.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2668	2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2668	2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2668	2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2668	2688	f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe	31
PID 2668 wrote to memory of 2680	2668	Exporer32.exe	32
PID 2668 wrote to memory of 2680	2668	Exporer32.exe	32
PID 2668 wrote to memory of 2680	2668	Exporer32.exe	32
PID 2668 wrote to memory of 2680	2668	Exporer32.exe	32
PID 2668 wrote to memory of 2616	2668	Exporer32.exe	33
PID 2668 wrote to memory of 2616	2668	Exporer32.exe	33
PID 2668 wrote to memory of 2616	2668	Exporer32.exe	33
PID 2668 wrote to memory of 2616	2668	Exporer32.exe	33

C:\Users\Admin\AppData\Local\Temp\f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f7bc1683a6630842c59a79f700b9a3f7_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Users\Admin\AppData\Local\Temp\Exporer32.exe
  "C:\Users\Admin\AppData\Local\Temp\Exporer32.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\28463\BAYA.exe
    "C:\Windows\system32\28463\BAYA.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 use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2680
- - C:\Users\Admin\AppData\Local\Temp\wowkeygen.exe
    "C:\Users\Admin\AppData\Local\Temp\wowkeygen.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Exporer32.exe

Filesize
489KB

MD5
3681b59a8abbe1f1c33d0c7a7349e394

SHA1
45091063efa6d889d44e3e2aa5b35c30f95adb38

SHA256
ab9e79a0c79ea73f6d25a1797fbc8d7096bbee7da73a8a9ec11b4fc73b7ef3a8

SHA512
2925f01d2a9ff849ecafdc66369307ee29f4650a8c3644430b84781ec710b8c14d70b8b21f0411bd590aafc30fb6fa64aef87ad8499493c949f763e6d557bfd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\wowkeygen.exe

Filesize
24KB

MD5
64aee41c1d80314d5cbc16d60fea87a9

SHA1
21bd756c7d75589729fa21c2e17ca3e81e889ae1

SHA256
9ad4ce996ffe79dfb3a44f619c8d1d2b239850735296d7f54abcd6856e57c22b

SHA512
65fc264ddf8df18a07807e6dc6e9993387352a689d95cd07d9afc8ff8f5050d5eb26e3daf1420bee680f46701ad740e51488d17b419504a0bcf7a2e63e5a1fe2

Download Submit
C:\Windows\MSWINSCK.DLL

Filesize
528B

MD5
639825f7bbed371f084b4bae102a98a8

SHA1
57e40711b9f63479d0cd152d4d12fafe3160ab5c

SHA256
ed9cdb8711f46726f2554683db60d7f3aaa3a268fc9d0b9d694b9f36086ec6b0

SHA512
2fc1a52cf28f919c8482cf98780588759998fd41daf4165ec54486e9a702406dcf4d027863bd67276a3ff7a4b09ceb33df31dea5ac732d44a262d4e059ab0ebd

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
395KB

MD5
d63cc8679a63448db1c64252e14e4ab5

SHA1
10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

SHA256
29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

SHA512
cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

Download Submit
C:\Windows\SysWOW64\28463\BAYA.001

Filesize
418B

MD5
dc96f4fa3861eaea6fdb8d30296dc2a2

SHA1
6185b57af71e5271faa94fc6e871bc6920c1df7d

SHA256
e6ad5508146618069b6a749b851215d54739ded725cd10492638c8fb20646ac7

SHA512
a0c7a10c8a47e533893c530b2b59072cd7467a87796ab6e988b17f43be3f28b4e0749a61383fa52ee311ee8d821f517bc93357b7b1eaa93dfcd918200fa3ce32

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

Filesize
8KB

MD5
81e20f4361cf8f5a57812871c24d945e

SHA1
5d7877d6959ab26599b05795a71633f00c37a3da

SHA256
e6e8b4a29dccb3531f58c75b754caf7f26afe3e7043239305fd0ae7ab2f7571d

SHA512
69b1d75ab7123054bf98cf3a0f2cc7a0749cda8d85ebdef85be7d89f1454154ce29070907b934727a6c5276ff430e94810b87a5634d25d8529df9ee36fd20818

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

Filesize
5KB

MD5
e9fbdcc2f5fb657fa519b3f5c69fc52d

SHA1
c49cca77b46a59d620711de7564d43e5dafcd2b5

SHA256
cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

SHA512
913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

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

Filesize
4KB

MD5
25530555085337eb644b061f239aa9d4

SHA1
8d91e099aba5439d4bfa8bce464c94e3e1acf620

SHA256
3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

SHA512
b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

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

Filesize
473KB

MD5
97d8ad45f48b4b28a93aab94699b7168

SHA1
8b69b7fd7c008b95d12386f6da415097e72151de

SHA256
661df22a66b2062b233eb0bd9665de924cfe0ac9c6ba29e20ffef24f817f9331

SHA512
3351eac970bab391de410fcf1937da75d2e4722b808f10332f487ddfe469544e32e7d4ed0e5bdc19bd5f472cffcc55ca1498c95945b4e9c4ceff6ff5cc521c8a

Download Submit
memory/2688-22-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2688-24-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/2688-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2688-1-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads