ardamax | e7af06947d8f70d224d25fd6daef136d88a6a9b260b9d14f0db2a8c49f1a3c25

General

Target

efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
Size

575KB
MD5

efe39e17e3e4b1693ed221b1e4676e0c
SHA1

2a3d36c068f8e709d5743354f70b62258930dc56
SHA256

e7af06947d8f70d224d25fd6daef136d88a6a9b260b9d14f0db2a8c49f1a3c25
SHA512

eeb13645b5ccee763fb48bb3ef1ed850d9969bfc4edd5f4da47c55ef4896f7f760b4c7c85a5ca0a6e9402e538f5b0bba06f088db200f883be49e6615ad55205a
SSDEEP

12288:cPA3kXMoNeDWNdBvv7s/MdyywvzA7jzhwtL/WgYbqbyb7s29:qAoMop1n7s/MvAA7jlwtL/WVmyb7f

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/0x0008000000018660-11.dat	family_ardamax

Executes dropped EXE 2 IoCs

pid	Process
2736	YFIH.exe
2640	Trade Hacker.exe

Loads dropped DLL 6 IoCs

pid	Process
3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
2736	YFIH.exe
2736	YFIH.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\YFIH Agent = "C:\\Windows\\SysWOW64\\28463\\YFIH.exe"	YFIH.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 8 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\YFIH.001	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\YFIH.006	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\YFIH.007	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\YFIH.exe	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	YFIH.exe
File created	C:\Windows\SysWOW64\28463\YFIH.009	YFIH.exe
File opened for modification	C:\Windows\SysWOW64\28463\YFIH.009	YFIH.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 2 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	YFIH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2736	YFIH.exe
Token: SeIncBasePriorityPrivilege	2736	YFIH.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2736	YFIH.exe
2736	YFIH.exe
2736	YFIH.exe
2736	YFIH.exe
2736	YFIH.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2736	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2736	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2736	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2736	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2640	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	32
PID 3012 wrote to memory of 2640	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	32
PID 3012 wrote to memory of 2640	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	32
PID 3012 wrote to memory of 2640	3012	efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\efe39e17e3e4b1693ed221b1e4676e0c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\28463\YFIH.exe
  "C:\Windows\system32\28463\YFIH.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:2736
- C:\Users\Admin\AppData\Local\Temp\Trade Hacker.exe
  "C:\Users\Admin\AppData\Local\Temp\Trade Hacker.exe"
  2⤵
  - Executes dropped EXE
  PID:2640

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\28463\AKV.exe

Filesize
459KB

MD5
d3c06f0867f3088af71d9694fbb50820

SHA1
5e5ac109c096a97106c4049e40e88879e3cc0c4d

SHA256
281b71d91f9289b708b4494582d22ed80559df40e9e0d131590551adbb474204

SHA512
ad68718f01d5a46ebc864937abdac910ee50bcef4ab06d324fd6df7c938c7a0a8e366b0c8acc00e60a47df40be81eed596eab6743d39b644f12ad06419082a0d

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

Filesize
480B

MD5
a55909678fa31792aa0ec259dc0d4c07

SHA1
095b238351c7054b9b683f4ccf4f732504e005ab

SHA256
28e300b2ffef0fd776e2d471858d2a093fb58f23a58c56102e9c0e425f03856f

SHA512
f95cc8e2890a976236ee5841a8a20305e3876cb71f0158a9529a38a0d63cd6581d02147ec7c80cfa80a4f4c0908a22f29e1c4ea2ec1e86705eadf0799d6081ce

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

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

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

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

Download Submit
\Users\Admin\AppData\Local\Temp\@E994.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

Download Submit
\Users\Admin\AppData\Local\Temp\Trade Hacker.exe

Filesize
35KB

MD5
12daa0d442d30031ca7ca6892997fdbd

SHA1
0eec388b93df9498d0d2667bdc433c20d7f55f0d

SHA256
2a64e71c6eb690729e64e73b4fc3c7fa26514a230591579b3581640ea6341657

SHA512
f911f3652dce7470518a4315c47242c3200f5ba586d7390804f1743415e94ff444c380fb7b4caac8f77b6e61b3b318c331fdbdd06c79dae6e5d56d5a90663af1

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

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/2640-25-0x000007FEF54DE000-0x000007FEF54DF000-memory.dmp

Filesize
4KB

Download
memory/2640-33-0x000007FEF5220000-0x000007FEF5BBD000-memory.dmp

Filesize
9.6MB

Download
memory/2640-34-0x000007FEF5220000-0x000007FEF5BBD000-memory.dmp

Filesize
9.6MB

Download
memory/2640-35-0x000007FEF5220000-0x000007FEF5BBD000-memory.dmp

Filesize
9.6MB

Download
memory/2640-36-0x000007FEF54DE000-0x000007FEF54DF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads