ardamax | 46f3133bf678fd9038fffd1a6f096aaed1e2e3a5c6f949373e3252dfbe00e4c4

General

Target

NeoMc.exe
Size

1.1MB
MD5

4f255e042e257c230a643e67bef86d79
SHA1

d62aace2c8ac45f5485a3f3daf8fbaab2193dd8b
SHA256

e816fe735894aed6786fff66c1794364c25f518808d8968f3aa38856904886ff
SHA512

8d0dfb77548207ee876b55d9366862b146f54477bc0b6e8981cf627dd41069238bf39d5eb9375d929d0a3a3cabbf97e8086244c645f55b85f96e81e24f433f93
SSDEEP

24576:VbPTHFFG9exqCdx4bc7dam0vQdCrgrNi9NsxQ8F+xVpd:V7Ta9c9EIxBCWusx5F+x

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

resource	yara_rule
behavioral2/files/0x0007000000023ca0-8.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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	NeoMc.exe

Executes dropped EXE 2 IoCs

pid	Process
4532	REO.exe
4224	NeoMC (second).exe

Loads dropped DLL 2 IoCs

pid	Process
4532	REO.exe
2820	NeoMc.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\REO Start = "C:\\Windows\\SysWOW64\\HISQCS\\REO.exe"	REO.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\HISQCS\REO.exe	NeoMc.exe
File opened for modification	C:\Windows\SysWOW64\HISQCS\	REO.exe
File created	C:\Windows\SysWOW64\HISQCS\REO.004	NeoMc.exe
File created	C:\Windows\SysWOW64\HISQCS\REO.001	NeoMc.exe
File created	C:\Windows\SysWOW64\HISQCS\REO.002	NeoMc.exe
File created	C:\Windows\SysWOW64\HISQCS\AKV.exe	NeoMc.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4224	NeoMC (second).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	NeoMc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NeoMC (second).exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4532	REO.exe
Token: SeIncBasePriorityPrivilege	4532	REO.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4532	REO.exe
4532	REO.exe
4532	REO.exe
4532	REO.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 4532	2820	NeoMc.exe	82
PID 2820 wrote to memory of 4532	2820	NeoMc.exe	82
PID 2820 wrote to memory of 4532	2820	NeoMc.exe	82
PID 2820 wrote to memory of 4224	2820	NeoMc.exe	83
PID 2820 wrote to memory of 4224	2820	NeoMc.exe	83
PID 2820 wrote to memory of 4224	2820	NeoMc.exe	83

C:\Users\Admin\AppData\Local\Temp\NeoMc.exe
"C:\Users\Admin\AppData\Local\Temp\NeoMc.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Windows\SysWOW64\HISQCS\REO.exe
  "C:\Windows\system32\HISQCS\REO.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:4532
- C:\Users\Admin\AppData\Local\Temp\NeoMC (second).exe
  "C:\Users\Admin\AppData\Local\Temp\NeoMC (second).exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:4224

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

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:\Users\Admin\AppData\Local\Temp\NeoMC (second).exe

Filesize
106KB

MD5
18efdb37e71d23292eec9932df472512

SHA1
4be8a740f6c7eee22fb7a313f044466e9fe33d18

SHA256
59695317a1359b4d366e2cc3b9741e54f1efc4a76b5472b03e46259cdff4bb1a

SHA512
bcddeda7e87c073cea1d0d855f18693a197e49bd98fcaeaf5dac2d5b2b76590f2d6c8fc2c41405f9139f38e03dec61441198f871fbac40ed52489004b79bf8f9

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

Filesize
448KB

MD5
c49125a39e0ae69b1cc77040ba8a9441

SHA1
92941e9559d9b1a0a944595377b6c5d44b53a6a4

SHA256
f7e3d70532b7a0b04bde2fc3a9439b8a95ba7b89eff5f214ef53041a58c97524

SHA512
f61f42e500ebdd0559c420f05849265964e58aba7bb2be1095d41dddc1393ccf2191de0ed61d5fefd3957c4890c61fced1497481b76f158a12f7d95e626224c6

Download Submit
C:\Windows\SysWOW64\HISQCS\REO.001

Filesize
61KB

MD5
29136121b1c0307a02a8826477995613

SHA1
4dffe908036a21be56a9caa739ec1bf1cf9bd0ca

SHA256
f9dd403e696d2128cafe9a4bab54a28161745934df6d3479a066083a61515402

SHA512
2c7077ff82e948b9a9b6b16214dfdd11e222f07fb0a75aec59a9dafc29906907f24e0c625cefd5032321cc7883c00fd0abc7801f185983190f353b6dff2774c7

Download Submit
C:\Windows\SysWOW64\HISQCS\REO.002

Filesize
43KB

MD5
d977f26d7f7ffcb0f002813b55ff032d

SHA1
7e17b642dc1286908c18caba6fedb890de8fcc86

SHA256
2ce6c66843f0d0f156ae523f25d2cf4c9886fcae7b4f69deefbde4bc5328bf29

SHA512
e291f6acf5df88c52eb9232d55eb43fc08cbd423b7ae46148f710de909db49c04fc1d64e05b8e307ddd880134c525188109b94182ca99ea5934b66b9316e9e25

Download Submit
C:\Windows\SysWOW64\HISQCS\REO.004

Filesize
726B

MD5
38af9146b8acaee4103cb00d0b56bcc6

SHA1
5cb1b54b72175625eb1163ce51ef0cef0717deb8

SHA256
2cf50e952e1564d7760a6257a3efe1cb7fe63f7252de5f0f5026a270cb46a817

SHA512
c98a4a8ac89ec66f92fa1c9887a8b4a542b2c16ebee240f0552034c73e0451c0183c403c5dc6e9027386ba8435c94bcef00d04a40d3493c691383b116591992a

Download Submit
C:\Windows\SysWOW64\HISQCS\REO.exe

Filesize
1.4MB

MD5
27a49221ba75a90934342bbe70f6c954

SHA1
751e322d6f7e46c132f0f97c56d60344248f1959

SHA256
946611f5091452aa46310d3ba8a885e808617b8ae9c57a468f7fe3abda4b052d

SHA512
9476f49d2e3c10f3e5cd91313e03405f944bc9887fd65e6c2236caab3a42e2c9a5392d7c34f6c5787a7dc8c3cfd43a3a90a6e052176aa60a43da0327d7ff78d6

Download Submit
memory/4224-26-0x00000000001B0000-0x00000000001DE000-memory.dmp

Filesize
184KB

Download
memory/4224-28-0x00000000001B0000-0x00000000001DE000-memory.dmp

Filesize
184KB

Download
memory/4224-30-0x00000000001B0000-0x00000000001DE000-memory.dmp

Filesize
184KB

Download
memory/4532-21-0x0000000000600000-0x0000000000601000-memory.dmp

Filesize
4KB

Download
memory/4532-29-0x0000000000600000-0x0000000000601000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads