ardamax | e949c90f4ff49cbf35b0477ca8a49be18185d754d206c83c5b5a52ac4c57ad8b

General

Target

8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
Size

295KB
MD5

8d087fd17a36d1a444cead3c5dd9b01b
SHA1

ed8325e245ed0e3716fba632ae181a1c911eddab
SHA256

e949c90f4ff49cbf35b0477ca8a49be18185d754d206c83c5b5a52ac4c57ad8b
SHA512

5ce91c3383a92040a536b3399cf7238f990a1e709bd48cb972fb41cfa66a580f03a898b27df0e7a56a8ee5d6131244664fad58a446baef954527501851ae05fb
SSDEEP

6144:4RXe6tSRUTV5n6ALFLF1TpfLYOd8bs7NI0h1K/t14523cps3i6PWK5WopRLFMbcb:4RXezRUTV5nfVVfLtLA1452Mps3i+Rpx

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

Processes:

resource	yara_rule
\Windows\SysWOW64\Sys32\MHOX.exe	family_ardamax

Executes dropped EXE 1 IoCs

Processes:

MHOX.exe

pid process

592 MHOX.exe

pid	process
592	MHOX.exe

Loads dropped DLL 5 IoCs

Processes:

8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exeMHOX.exe

pid	process
2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
592	MHOX.exe
592	MHOX.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

MHOX.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MHOX Agent = "C:\\Windows\\SysWOW64\\Sys32\\MHOX.exe"	MHOX.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 5 IoCs

Processes:

8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exeMHOX.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Sys32\MHOX.007	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys32\MHOX.exe	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Sys32	MHOX.exe
File created	C:\Windows\SysWOW64\Sys32\MHOX.001	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Sys32\MHOX.006	8d087fd17a36d1a444cead3c5dd9b01b_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 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

Processes:

MHOX.exe8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MHOX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MHOX.exe

description pid process

Token: 33 592 MHOX.exe
Token: SeIncBasePriorityPrivilege 592 MHOX.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

MHOX.exe

pid process

592 MHOX.exe
592 MHOX.exe
592 MHOX.exe
592 MHOX.exe
592 MHOX.exe

description	pid	process
Token: 33	592	MHOX.exe
Token: SeIncBasePriorityPrivilege	592	MHOX.exe

pid	process
592	MHOX.exe
592	MHOX.exe
592	MHOX.exe
592	MHOX.exe
592	MHOX.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe

description	pid	process	target process
PID 2332 wrote to memory of 592	2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe	MHOX.exe
PID 2332 wrote to memory of 592	2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe	MHOX.exe
PID 2332 wrote to memory of 592	2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe	MHOX.exe
PID 2332 wrote to memory of 592	2332	8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe	MHOX.exe

C:\Users\Admin\AppData\Local\Temp\8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d087fd17a36d1a444cead3c5dd9b01b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\Sys32\MHOX.exe
  "C:\Windows\system32\Sys32\MHOX.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:592

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\Sys32\MHOX.001

Filesize
538B

MD5
e2583f80c10bd2b1726f32502264a8e8

SHA1
5a7633ff1f9cb1eee465c5d8525708cfdbab0844

SHA256
2fa771a11744d5b41f0b53b9c37954f77da1094257fa47a54efb9e5eb1fbbb02

SHA512
47609f89035e6acd7405abfacad92398d16d997e37827d1f3661643bb675b5ed6f670a3dfc7a26aa6cc7702862bcfea7cb88490fa85d041506f1757c6e1522fb

Download Submit
C:\Windows\SysWOW64\Sys32\MHOX.006

Filesize
7KB

MD5
928cc65dc793834c709a054ca57c19c8

SHA1
a1e5d8407199c1bd6a4b274044de640fe0d9e99b

SHA256
e3473d81a02ed30e4236591384136f41f17b6a4aae24b5468789644ccd4bf192

SHA512
f7c8f7a75c4f8a418630e2ac15676740a902449d9a3c4baf3184409f8701c9caa3e82304d141362d95503f1af6b693eed7b77f690d92ca0162f7ea3ecbc80fdf

Download Submit
C:\Windows\SysWOW64\Sys32\MHOX.007

Filesize
5KB

MD5
3e1f5d5a06cf97b0495b8d129fbe02e4

SHA1
b0de258a813f5edde85004f6865b6ed91f6d6f8f

SHA256
f49448fc7c567e64eaeb9cc4dbd3c8021a82b5d9df0a622a439f7b42dc2f26d7

SHA512
b0e0b81cb5776d298e96346aa61027c9799a47191c94de50be2209c32747774959d002ddeb98fd15556ee893b0d7bd1f0c8a901469dce4e3acf94e2c4c3e2bfd

Download Submit
\Users\Admin\AppData\Local\Temp\@D6DF.tmp

Filesize
4KB

MD5
33303ca8abef9221cb410b8a232e9fe4

SHA1
0cdfc25dbf0e9ad7d4585cd9037dc2e6604be00c

SHA256
5110301dee966f0f26307ab1b430279d1e4999c2c4a0ea924ff32f1a9ded869a

SHA512
da29821045773ba776def985966b62e09e69bb5bf1786b16c2fff6feb68a03b9e22c5f7d081e3dd58d1785cd7ac64736497c043b7cf6c7149c3a54f8ef111800

Download Submit
\Windows\SysWOW64\Sys32\MHOX.exe

Filesize
476KB

MD5
ef52b540cb404d908338e9cbf7cff283

SHA1
778765e1736c0a197685978c3fee7a44e7bde419

SHA256
39d8bdb975fbfcbcec8fe63be4e9fe6ce39ae5d23a005118aeffa07b17a3f815

SHA512
596b77bf5b15455c326a5a2efd66bc69685eb625e3e211ea0341ad4d8920ada7618a7107e42f2c0963fe6c2d92f2acf47b641ef33071a7c42004e5874d5219a6

Download Submit
memory/592-22-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/592-25-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads