ardamax | eac23c9cc854335ebbd754c59025fb5a5fa5751305479f777d2495c0d12b3237

General

Target

JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe
Size

339KB
MD5

47cba29117228ef631f5c20383fa793b
SHA1

4e2141a5e4804d08c94698c081887b6d427ccdd8
SHA256

eac23c9cc854335ebbd754c59025fb5a5fa5751305479f777d2495c0d12b3237
SHA512

faa66029ae46af127143b96f87e7328df5f834d6cd5ef0013a093adec1a5c6a9b3bb28f8ca8b8c47efd69553b1ea2fc3b3d9ac1c62459a21e861c4a7d78364e6
SSDEEP

6144:T0cUG6u+VcfwK0VsVtJE7qSOXUk/0whhbsvv4MR9UkioI:k4gzVsVtUqSOXjMWhSgMsp

Score

10^/10

ardamax defense_evasion 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/0x0007000000023ca7-32.dat	family_ardamax

Checks computer location settings 2 TTPs 3 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	INSTALL.EXE
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	NNWQ.exe

Executes dropped EXE 3 IoCs

pid	Process
4656	INSTALL.EXE
2120	NCL.EXE
3092	NNWQ.exe

Loads dropped DLL 5 IoCs

pid	Process
4656	INSTALL.EXE
3092	NNWQ.exe
3092	NNWQ.exe
3092	NNWQ.exe
2804	WerFault.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\NNWQ Agent = "C:\\Windows\\SysWOW64\\28463\\NNWQ.exe"	NNWQ.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
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\NNWQ.007	INSTALL.EXE
File created	C:\Windows\SysWOW64\28463\NNWQ.exe	INSTALL.EXE
File opened for modification	C:\Windows\SysWOW64\28463	NNWQ.exe
File created	C:\Windows\SysWOW64\28463\NNWQ.001	INSTALL.EXE
File created	C:\Windows\SysWOW64\28463\NNWQ.006	INSTALL.EXE

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\Help\INSTALL.EXE	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe
File created	C:\WINDOWS\Help\NCL.EXE	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	3092	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 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	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	INSTALL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NNWQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	3092	NNWQ.exe
Token: SeIncBasePriorityPrivilege	3092	NNWQ.exe
Token: SeIncBasePriorityPrivilege	3092	NNWQ.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3092	NNWQ.exe
3092	NNWQ.exe
3092	NNWQ.exe
3092	NNWQ.exe
3092	NNWQ.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 4656	3964	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe	83
PID 3964 wrote to memory of 4656	3964	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe	83
PID 3964 wrote to memory of 4656	3964	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe	83
PID 3964 wrote to memory of 2120	3964	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe	84
PID 3964 wrote to memory of 2120	3964	JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe	84
PID 4656 wrote to memory of 3092	4656	INSTALL.EXE	85
PID 4656 wrote to memory of 3092	4656	INSTALL.EXE	85
PID 4656 wrote to memory of 3092	4656	INSTALL.EXE	85
PID 3092 wrote to memory of 3704	3092	NNWQ.exe	106
PID 3092 wrote to memory of 3704	3092	NNWQ.exe	106
PID 3092 wrote to memory of 3704	3092	NNWQ.exe	106

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47cba29117228ef631f5c20383fa793b.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3964
- C:\WINDOWS\Help\INSTALL.EXE
  "C:\WINDOWS\Help\INSTALL.EXE"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4656
- - C:\Windows\SysWOW64\28463\NNWQ.exe
    "C:\Windows\system32\28463\NNWQ.exe"
    3⤵
    - Checks computer location settings
    - 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
    - Suspicious use of WriteProcessMemory
    PID:3092
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3092 -s 1068
      4⤵
      Loads dropped DLL
      Program crash
      PID:2804
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\NNWQ.exe > nul
      4⤵
      System Location Discovery: System Language Discovery
      PID:3704
- C:\WINDOWS\Help\NCL.EXE
  "C:\WINDOWS\Help\NCL.EXE"
  2⤵
  - Executes dropped EXE
  PID:2120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3092 -ip 3092
1⤵
PID:1540

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\@B4D9.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

Download Submit
C:\Windows\Help\INSTALL.EXE

Filesize
271KB

MD5
80bb54261a68606429b0645c984b6a43

SHA1
017b1a6d67e7186e17dee1e414c1c86987c5079e

SHA256
0c33b296fd4f7894c3502638e12a175ae2d6e39aecb9b11de0b2550a9a432194

SHA512
6cc16e58f5a7cec8c43671cc67d6275129f0cde1eb7190d2358a19fc9668aadd1f79137e72d577f33cc8b4f0337c2daa7f9c6a9ce229c6ebd827e723f0a24314

Download Submit
C:\Windows\Help\NCL.EXE

Filesize
32KB

MD5
9af83144ec05a61a67340634449d9e97

SHA1
207fdf0581ed0b10112b6448b9937bbaa9ac5306

SHA256
4c057c7eda4bc957fc1df971efe3c6b436544ee4f8dc447580c5433064ceaec9

SHA512
81cbb27b199bead8d0977dfec590f2cbca9343d3f8872f57fe31448b1f214e868711a3be709f6abcad860d0e0cd0efc844b550de8bfbb9810bb53f1407a35277

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

Filesize
404B

MD5
8568bb18db43fcde456afd90f3e099f3

SHA1
1d33a396c7d9df687e83324960d489f34330a4fb

SHA256
111621a006401fcce15b3cd286c34b7643a75329e367e2d995cfe30493d562f0

SHA512
f276478d175975b76fd690f0f50978605cebaf5eb2bb0e7e62fbb5950528561b85841fd70daa2b0a3182ef15c9270100e9b5ed7fd0ceaaf5a6f230417eb681d3

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

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

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

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

Download Submit
C:\Windows\SysWOW64\28463\NNWQ.exe

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/2120-38-0x00007FFE55375000-0x00007FFE55376000-memory.dmp

Filesize
4KB

Download
memory/2120-43-0x000000001B980000-0x000000001BE4E000-memory.dmp

Filesize
4.8MB

Download
memory/2120-46-0x00007FFE550C0000-0x00007FFE55A61000-memory.dmp

Filesize
9.6MB

Download
memory/2120-48-0x00007FFE550C0000-0x00007FFE55A61000-memory.dmp

Filesize
9.6MB

Download
memory/2120-47-0x000000001BE50000-0x000000001BEEC000-memory.dmp

Filesize
624KB

Download
memory/2120-49-0x0000000000E90000-0x0000000000E98000-memory.dmp

Filesize
32KB

Download
memory/2120-50-0x00007FFE55375000-0x00007FFE55376000-memory.dmp

Filesize
4KB

Download
memory/2120-51-0x00007FFE550C0000-0x00007FFE55A61000-memory.dmp

Filesize
9.6MB

Download
memory/3964-27-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads