ardamax | e143fb65cb809360b6caf16655ea06834f7fcfad77421bc4913b89787fb4ff6c

General

Target

33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
Size

1.0MB
MD5

33380527691e45e15622e693d9b5bef8
SHA1

2d76af29eae33ba49e662b019f2b54c2e30c6203
SHA256

e143fb65cb809360b6caf16655ea06834f7fcfad77421bc4913b89787fb4ff6c
SHA512

ffc4037fdcb99c6ff3cea0faf3deec0b25079ec465218cfc6cff80a40dbe0518cdd5e6c6100056fcbb2ab5baad33114a243a529d5967e8854ee31d599a1e89a1
SSDEEP

24576:zbPTAY+Xc0ELhQU/GMz52dKCKTa+0ywIdSNsOKjmleDE2svEQq:z7TAY+XNwGU5SKDTeyw8SNsKleDEJ

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/0x0009000000016d06-6.dat	family_ardamax

Executes dropped EXE 1 IoCs

pid	Process
2788	TDF.exe

Loads dropped DLL 3 IoCs

pid	Process
2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
2788	TDF.exe
2684	NOTEPAD.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\TDF Start = "C:\\Windows\\SysWOW64\\TCFXJR\\TDF.exe"	TDF.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\TCFXJR\TDF.004	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TCFXJR\TDF.001	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TCFXJR\TDF.002	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TCFXJR\AKV.exe	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\TCFXJR\TDF.exe	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\TCFXJR\	TDF.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	NOTEPAD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TDF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2788	TDF.exe
Token: SeIncBasePriorityPrivilege	2788	TDF.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2788	TDF.exe
2788	TDF.exe
2788	TDF.exe
2788	TDF.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2788	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	31
PID 2668 wrote to memory of 2788	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	31
PID 2668 wrote to memory of 2788	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	31
PID 2668 wrote to memory of 2788	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	31
PID 2668 wrote to memory of 2684	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	32
PID 2668 wrote to memory of 2684	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	32
PID 2668 wrote to memory of 2684	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	32
PID 2668 wrote to memory of 2684	2668	33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\33380527691e45e15622e693d9b5bef8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\TCFXJR\TDF.exe
  "C:\Windows\system32\TCFXJR\TDF.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:2788
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\New Text Document.txt
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2684

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

Replay Monitor

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Downloads

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

Filesize
448KB

MD5
c49125a39e0ae69b1cc77040ba8a9441

SHA1
92941e9559d9b1a0a944595377b6c5d44b53a6a4

SHA256
f7e3d70532b7a0b04bde2fc3a9439b8a95ba7b89eff5f214ef53041a58c97524

SHA512
f61f42e500ebdd0559c420f05849265964e58aba7bb2be1095d41dddc1393ccf2191de0ed61d5fefd3957c4890c61fced1497481b76f158a12f7d95e626224c6

Download Submit
C:\Windows\SysWOW64\TCFXJR\TDF.002

Filesize
43KB

MD5
d977f26d7f7ffcb0f002813b55ff032d

SHA1
7e17b642dc1286908c18caba6fedb890de8fcc86

SHA256
2ce6c66843f0d0f156ae523f25d2cf4c9886fcae7b4f69deefbde4bc5328bf29

SHA512
e291f6acf5df88c52eb9232d55eb43fc08cbd423b7ae46148f710de909db49c04fc1d64e05b8e307ddd880134c525188109b94182ca99ea5934b66b9316e9e25

Download Submit
C:\Windows\SysWOW64\TCFXJR\TDF.004

Filesize
642B

MD5
4702ed08ae9a7fcfef329c31dcb99d1b

SHA1
62ed81f468686f0443049de54347887e2e276e5d

SHA256
ddb368f05a28a4bbed619c707307a267b3a4aaa86a444423503b0a20b95bcd64

SHA512
9f98b98b0a7c7a79b58839e99a892ffbc05c3a0ade02f38d77eb9ab6c7e56e1da9bebd4dbc319f98615f42fae7df264543252b766abde4c485544e490bb6fdb8

Download Submit
\Windows\SysWOW64\TCFXJR\TDF.001

Filesize
61KB

MD5
29136121b1c0307a02a8826477995613

SHA1
4dffe908036a21be56a9caa739ec1bf1cf9bd0ca

SHA256
f9dd403e696d2128cafe9a4bab54a28161745934df6d3479a066083a61515402

SHA512
2c7077ff82e948b9a9b6b16214dfdd11e222f07fb0a75aec59a9dafc29906907f24e0c625cefd5032321cc7883c00fd0abc7801f185983190f353b6dff2774c7

Download Submit
\Windows\SysWOW64\TCFXJR\TDF.exe

Filesize
1.4MB

MD5
27a49221ba75a90934342bbe70f6c954

SHA1
751e322d6f7e46c132f0f97c56d60344248f1959

SHA256
946611f5091452aa46310d3ba8a885e808617b8ae9c57a468f7fe3abda4b052d

SHA512
9476f49d2e3c10f3e5cd91313e03405f944bc9887fd65e6c2236caab3a42e2c9a5392d7c34f6c5787a7dc8c3cfd43a3a90a6e052176aa60a43da0327d7ff78d6

Download Submit
memory/2788-16-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2788-20-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads