ardamax | 912d63be34e69036dffd597ff10330ccf69b08daea8e2a2981a20f34822393d5

General

Target

437508507049183d9d071d785045d529_JaffaCakes118.exe
Size

1.5MB
MD5

437508507049183d9d071d785045d529
SHA1

f00d527690504051f34218dd5e8c732c5da26e90
SHA256

912d63be34e69036dffd597ff10330ccf69b08daea8e2a2981a20f34822393d5
SHA512

1f2c6ab2a15dcc77e1e0d4cc3055d98f3b262570d46d971a1e47c69e60ec9e7f7e8d48fbaedc3a37087de063cb18d17489f636a154017fdfe8ee45437cef3ac2
SSDEEP

24576:/ZxTx8sUqI6JigO8QvKBM2qpXKUoYjWlcHHgrh8201AQYdSB2T5fDZdsBmTvzXI5:/XTx8sUqLJiq+R2q5joQa0wBQcSB2T4B

Score

10^/10

ardamax discovery keylogger persistence stealer vmprotect

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x000700000002346e-9.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	437508507049183d9d071d785045d529_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
940	HSY.exe
1020	(1) SrProxy.exe

Loads dropped DLL 2 IoCs

pid	Process
940	HSY.exe
1020	(1) SrProxy.exe

VMProtect packed file 4 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/files/0x000700000002346f-17.dat	vmprotect
behavioral2/memory/1020-29-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect
behavioral2/memory/1020-31-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect
behavioral2/memory/1020-35-0x0000000000400000-0x00000000004E6000-memory.dmp	vmprotect

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\HSY Start = "C:\\Windows\\SysWOW64\\SMFXYL\\HSY.exe"	HSY.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 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SMFXYL\AKV.exe	437508507049183d9d071d785045d529_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\SMFXYL\HSY.003	437508507049183d9d071d785045d529_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\SMFXYL\HSY.exe	437508507049183d9d071d785045d529_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\SMFXYL\	HSY.exe
File created	C:\Windows\SysWOW64\SMFXYL\HSY.004	437508507049183d9d071d785045d529_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\SMFXYL\HSY.001	437508507049183d9d071d785045d529_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\SMFXYL\HSY.002	437508507049183d9d071d785045d529_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1020	(1) SrProxy.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	940	HSY.exe
Token: SeIncBasePriorityPrivilege	940	HSY.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1020	(1) SrProxy.exe
1020	(1) SrProxy.exe
940	HSY.exe
940	HSY.exe
940	HSY.exe
940	HSY.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 940	4828	437508507049183d9d071d785045d529_JaffaCakes118.exe	85
PID 4828 wrote to memory of 940	4828	437508507049183d9d071d785045d529_JaffaCakes118.exe	85
PID 4828 wrote to memory of 940	4828	437508507049183d9d071d785045d529_JaffaCakes118.exe	85
PID 4828 wrote to memory of 1020	4828	437508507049183d9d071d785045d529_JaffaCakes118.exe	86
PID 4828 wrote to memory of 1020	4828	437508507049183d9d071d785045d529_JaffaCakes118.exe	86
PID 4828 wrote to memory of 1020	4828	437508507049183d9d071d785045d529_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\437508507049183d9d071d785045d529_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\437508507049183d9d071d785045d529_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Windows\SysWOW64\SMFXYL\HSY.exe
  "C:\Windows\system32\SMFXYL\HSY.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:940
- C:\Users\Admin\AppData\Local\Temp\(1) SrProxy.exe
  "C:\Users\Admin\AppData\Local\Temp\(1) SrProxy.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetWindowsHookEx
  PID:1020

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

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\(1) SrProxy.exe

Filesize
400KB

MD5
30789cf396f3b88cf20e5d2dc246c3ae

SHA1
6bce299d899f5a8e9d92af3d3795926d93b31f16

SHA256
9d8a705af2ed680544426ff97e0ad2ecde9cb1b3bf4655634476722430d42929

SHA512
55f0cc14c12fb2d88cbe470dc195d7fcde800e17708b9552b609e8b9beca397de2f5c5f2de6d103f542464f55ba38155c6790921980351fb955c75351cd94046

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

Filesize
456KB

MD5
1f29b1075a91b3da0ccc0b9c49eece56

SHA1
048e675f087181035aedece9e7b11d065c6355cc

SHA256
4f6825548b32329c3360ed9abb7c0a6809a2c2291cf0bcaac511a9fa32a6336e

SHA512
7e152caf055f57f599ecc1e3a404b540b721b3315d2ba16bff6eb21f03edeb3a06ae185621e3139293612d94210f500f098bd281489ca7f336efd8b5284ee060

Download Submit
C:\Windows\SysWOW64\SMFXYL\HSY.001

Filesize
61KB

MD5
31c866d8e4448c28ae63660a0521cd92

SHA1
0e4dcb44e3c8589688b8eacdd8cc463a920baab9

SHA256
dc0eaf9d62f0e40b6522d28b2e06b39ff619f9086ea7aa45fd40396a8eb61aa1

SHA512
1076da7f8137a90b5d3bbbbe2b24fd9774de6adbcdfd41fd55ae90c70b9eb4bbf441732689ad25e5b3048987bfb1d63ba59d5831a04c6d84cb05bbfd2d32f839

Download Submit
C:\Windows\SysWOW64\SMFXYL\HSY.002

Filesize
43KB

MD5
093e599a1281e943ce1592f61d9591af

SHA1
6896810fe9b7efe4f5ae68bf280fec637e97adf5

SHA256
1ac0964d97b02204f4d4ae79cd5244342f1a1798f5846e9dd7f3448d4177a009

SHA512
64cb58fbf6295d15d9ee6a8a7a325e7673af7ee02e4ece8da5a95257f666566a425b348b802b78ac82e7868ba7923f85255c2c31e548618afa9706c1f88d34dc

Download Submit
C:\Windows\SysWOW64\SMFXYL\HSY.003

Filesize
68KB

MD5
e62282afbb1c9f894927a0342f66e071

SHA1
1ab7481a0e770d92ac8ef50b56efa9730ce31a22

SHA256
0e9ad560a655389505223a02839368ed7a85deb0b9b19a3d0885a05f372d6811

SHA512
d5c44ab9f014c816be109e508e16eed753e47691df3f87980eafcc3b698ce11f6aff2650a526837d54312a26fe88dfdfc88d33c9bf4044971b654e8be250ff78

Download Submit
C:\Windows\SysWOW64\SMFXYL\HSY.004

Filesize
1KB

MD5
b449015ff3d9a7d7813eadfd95d31c23

SHA1
e81b1dff92182edf25236a44e57b4d1e25a5cd1d

SHA256
9744326ab222bad1737ee16f80a55c3216acf79fdfd8977653f8d4b39480643d

SHA512
1f68519c4aa2e6e362abf7da438a27b5c3d9b918e6cd1f103f8841d464fda9e75dd614d04c92c692e0dc24bb68a9c10ffabaeb7ee0180483319683a8304d0386

Download Submit
C:\Windows\SysWOW64\SMFXYL\HSY.exe

Filesize
1.5MB

MD5
0aaffc12ef1b416b9276bdc3fdec9dff

SHA1
9f38d7cf6241d867da58f89db9ff26544314b938

SHA256
42b33dd905c5668c2518a6a7d407fb10c303cfedeaefcd7b6e4c7cc1b891c73b

SHA512
bbde0986b298c6172e7c8e3f938db9425f54cca097e280736e1ba289afd06a0b86f7cbc91f6d46458bc8e75069c12cda1cf808acf3b6c773b0661d081136ee7c

Download Submit
memory/940-30-0x0000000000B40000-0x0000000000B41000-memory.dmp

Filesize
4KB

Download
memory/940-36-0x0000000000B40000-0x0000000000B41000-memory.dmp

Filesize
4KB

Download
memory/1020-29-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/1020-31-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/1020-35-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads