ardamax | 49f73496415d89beeb3160501361141cb2fded8fee4e7f700964e3a029f3e576

Analysis

max time kernel
145s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/07/2024, 07:45

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General

Target

776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
Size

3.1MB
MD5

776a720369b76f6cf9d47b882c3e8bcb
SHA1

e521c9f590bbf820f2c323d15224ca5ba198f7ef
SHA256

49f73496415d89beeb3160501361141cb2fded8fee4e7f700964e3a029f3e576
SHA512

c9a4acc7c881b1236818cf6cb3f5e24f60877e27a18847740e2a3d713b53d73cc38d7d446c0460e1154cfbe04ec122ad3f8ebaafd5a09a512caf280f3a20e530
SSDEEP

49152:s8CEHrU13ImyLnZUbk73rjTlGxp+qSSwxJTVbLgLzo5B:s8dHrU13IrrZUbkPjoxeSc1VAM

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/0x0005000000019d9d-36.dat	family_ardamax

Executes dropped EXE 3 IoCs

pid	Process
316	Keylogger.exe
2356	ResHacker.exe
2592	GRGS.exe

Loads dropped DLL 8 IoCs

pid	Process
400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
316	Keylogger.exe
400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
316	Keylogger.exe
2592	GRGS.exe
2592	GRGS.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\GRGS Agent = "C:\\Windows\\SysWOW64\\28463\\GRGS.exe"	GRGS.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 9 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\key.bin	Keylogger.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	Keylogger.exe
File created	C:\Windows\SysWOW64\28463\GRGS.009	GRGS.exe
File opened for modification	C:\Windows\SysWOW64\28463\GRGS.009	GRGS.exe
File created	C:\Windows\SysWOW64\28463\GRGS.001	Keylogger.exe
File created	C:\Windows\SysWOW64\28463\GRGS.006	Keylogger.exe
File created	C:\Windows\SysWOW64\28463\GRGS.007	Keylogger.exe
File created	C:\Windows\SysWOW64\28463\GRGS.exe	Keylogger.exe
File opened for modification	C:\Windows\SysWOW64\28463	GRGS.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 5 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	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ResHacker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Keylogger.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	GRGS.exe

Modifies registry class 33 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\TypeLib\ = "{CAE6FD5A-C4D7-2D7D-2857-43264615F861}"	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\InprocServer32\ = "%CommonProgramFiles%\\Microsoft Shared\\Ink\\InkObj.dll"	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\0\	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\0\win32	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\FLAGS\ = "0"	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\Version\ = "1.5"	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\ProgID	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\0\win32\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\0\win32\ = "C:\\PROGRA~2\\COMMON~1\\MICROS~1\\SMARTT~1\\IMCONT~1.DLL"	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\FLAGS	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\HELPDIR	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\Version	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\InprocServer32	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\Common Files\\Microsoft Shared\\Smart Tag\\"	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\TypeLib	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\TypeLib\	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\ = "Ixezota class"	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\ProgID\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\ProgID\ = "TpcCom.UserLexiconManager.1"	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\ = "IMContact 1.0 Type Library"	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\0	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\Version\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\InprocServer32\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\FLAGS\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CAE6FD5A-C4D7-2D7D-2857-43264615F861}\1.0\HELPDIR\	GRGS.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\VersionIndependentProgID	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\VersionIndependentProgID\	GRGS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42541611-52BB-41B2-98A8-2673D7D5297C}\VersionIndependentProgID\ = "TpcCom.UserLexiconManager"	GRGS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2592	GRGS.exe
Token: SeIncBasePriorityPrivilege	2592	GRGS.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2804	DllHost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
2592	GRGS.exe
2592	GRGS.exe
2592	GRGS.exe
2592	GRGS.exe
2592	GRGS.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 316	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	29
PID 400 wrote to memory of 316	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	29
PID 400 wrote to memory of 316	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	29
PID 400 wrote to memory of 316	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	29
PID 400 wrote to memory of 2356	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	30
PID 400 wrote to memory of 2356	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	30
PID 400 wrote to memory of 2356	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	30
PID 400 wrote to memory of 2356	400	776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe	30
PID 316 wrote to memory of 2592	316	Keylogger.exe	32
PID 316 wrote to memory of 2592	316	Keylogger.exe	32
PID 316 wrote to memory of 2592	316	Keylogger.exe	32
PID 316 wrote to memory of 2592	316	Keylogger.exe	32

C:\Users\Admin\AppData\Local\Temp\776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\776a720369b76f6cf9d47b882c3e8bcb_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:400
- C:\Users\Admin\AppData\Local\Temp\Keylogger.exe
  "C:\Users\Admin\AppData\Local\Temp\Keylogger.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:316
- - C:\Windows\SysWOW64\28463\GRGS.exe
    "C:\Windows\system32\28463\GRGS.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
    - Modifies registry class
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2592
- C:\Users\Admin\AppData\Local\Temp\ResHacker.exe
  "C:\Users\Admin\AppData\Local\Temp\ResHacker.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2356

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:2804

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\foto1.bmp

Filesize
1.4MB

MD5
9628977fd6de91adbc661b43f4204bb7

SHA1
ebe971514da86bfede114ef1ac93480f50dea429

SHA256
ce0f5f3b54d0013154d01697a0e4fbc3d3224b072fb6f854137f69b91d3a8361

SHA512
319a94a9004fa2075307f82010ab8ade559c80ac826a63cd30ba97d687b3578196823d468a3c5a5655967c1377bbe917f71fc8c9550b517c7fb47c935e0899f0

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

Filesize
457KB

MD5
46ccfd974518e5849738449034a05a17

SHA1
d391108816aed7ba8f7beb205ad7171c74eae6b2

SHA256
571aae1f8a260909dbc45c67b4c547fc573c07097b36d4e18db0e36d91deccfe

SHA512
773a40a37ebc54cbde7c40ca98001150e78da43726e475f1ee25ef869a39682c0fcd46fb57cf6130151cd8115aa6f2c196e57414affe464fd3b137eb5b317a7a

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

Filesize
490B

MD5
5ad42fdd62f3bd58f256db0eb4d92e1a

SHA1
d58f9e18ef650b379aeedeb10a608875154bce68

SHA256
4e93479566a543b1fdc280d5a80464e0f4aa9271d12463a0eca9160f31f9d4ea

SHA512
f0a4a1d81466a56c64ac19714a6fb65b500a2d034f5346f7b97c68f6d5acce9dead42783a87b70a5b5cf56d724e08cf66a69c737593ba0dadbc1cb7ffd78ebab

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

Filesize
8KB

MD5
395bbef326fa5ad1216b23f5debf167b

SHA1
aa4a7334b5a693b3f0d6f47b568e0d13a593d782

SHA256
7c1c4ba8978d3ec53bc6da4d8f9e5e1ca52edf5ccf5ec19ef06b02055ff3b3d1

SHA512
dc3f3d7501feb10623807e89f28a0e38bdbbd4a7e2ad964c8ab33c392bde61896fe40bb7773f6309cd59ad9a686decbd81c15b588ac8d311fd2a273ac9410679

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

Filesize
5KB

MD5
1b5e72f0ebd49cf146f9ae68d792ffe5

SHA1
1e90a69c12b9a849fbbac0670296b07331c1cf87

SHA256
8f4485675fe35b14276f5c8af8a6b42f03cf1b5de638355e4c4b28397385e87e

SHA512
6364f5581de5aaec09b5d1c4e5745193f981ff93cf91e20c6c9ff56566b5d182ccbdacf9aeed1d7a01460eb21619e14ac4ab31b083a951b45b3b7f9d93a62ffc

Download Submit
C:\Windows\SysWOW64\28463\key.bin

Filesize
105B

MD5
27c90d4d9b049f4cd00f32ed1d2e5baf

SHA1
338a3ea8f1e929d8916ece9b6e91e697eb562550

SHA256
172d6f21165fb3ca925e5b000451fd8946920206f7438018c28b158b90cf5ffb

SHA512
d73dadb3cf74c647ce5bad5b87d3fb42a212defcba8afb8cf962020b61a0369c0a2b1005797583daf1f1ae88b29b7288bc544a53d643f3519cf604aa0ffd6dae

Download Submit
\Users\Admin\AppData\Local\Temp\@7E35.tmp

Filesize
4KB

MD5
4b8ed89120fe8ddc31ddba07bc15372b

SHA1
181e7ac3d444656f50c1cd02a6832708253428e6

SHA256
2ae6b0e14465338be0bc5ad10703f5c823d092ebb8cff7e5a05b7d79c8459b93

SHA512
49269b71270b3eda0ddcb399021de9c88f6fd2086cf54fa4898a91e64afe109d44b635d47a5ea9bae7f53a5e968af97fa13bdf699ba00ce879ecadd7bbc8af23

Download Submit
\Users\Admin\AppData\Local\Temp\Keylogger.exe

Filesize
786KB

MD5
f2a78668035f803c87c9b800b2894da2

SHA1
76955d1da643d1ed59ce32c0b9a23881c7ffd2dd

SHA256
1043f9131246c2ed45b20dd01c4917290274b6560c95b5972b36073defd4a0e7

SHA512
d9092e030601db9133e7dbc365fbcc7a4855794da92a4d0ac02f947619f513af6a7792b848c953e69617ebc59d8a65ce9a059e4a5e0b5d17faf3a2249a6c14eb

Download Submit
\Users\Admin\AppData\Local\Temp\ResHacker.exe

Filesize
997KB

MD5
c57314cffea4d9d4052534f2ef702385

SHA1
7bdd48c1cb1018abd08715fa6aaac0ee06d99c94

SHA256
bd6e8ee95fd0d5aa5130aeafa12ee67d653b9e0b623e8c6963d3f50cc75fbe51

SHA512
b22f7bf0ab54babf8f3cb02192ef0158ac41ab48e34e00f7477b7bb02415f65513eef5cee63bf5bde71f941f87564d6baeb64b98e327f75a9f3210cba0ab5699

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

Filesize
649KB

MD5
2bff0c75a04401dada0adfab933e46a7

SHA1
364d97f90b137f8e359d998164fb15d474be7bbb

SHA256
2aa53bc5da3294817f95d8806effdf28e5af49661a955256c46db2b67cb6e6da

SHA512
88b82973d3c042bceb75e12297111fa7b8bd4e2a7a37d26b698c595d8d75ec670cc7aebfa2572206c1b2a4ecbbfa3103affb8bee6d7ef47428a225e2cd1bea3f

Download Submit
memory/316-41-0x00000000037F0000-0x00000000038CF000-memory.dmp

Filesize
892KB

Download
memory/400-27-0x0000000001D90000-0x0000000001D92000-memory.dmp

Filesize
8KB

Download
memory/2356-30-0x0000000000400000-0x0000000000502000-memory.dmp

Filesize
1.0MB

Download
memory/2356-26-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2356-55-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2592-42-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2592-56-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2592-60-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2592-68-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2804-28-0x00000000000F0000-0x00000000000F2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads