ardamax | 1de19744ca0c4e77ae5454fe8c1d42be70b344cca5b0539268af6f28b6df7008

General

Target

7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
Size

1.2MB
MD5

7ea4d062ef431d9271bd641e6fd24676
SHA1

3aa773be1f9817eeb81c5364fc85f4e55588addb
SHA256

1de19744ca0c4e77ae5454fe8c1d42be70b344cca5b0539268af6f28b6df7008
SHA512

659511ed9c032665aa7e90e7a9ede4d23aab87a4e6cfb63e8f18d2c3c83747b55fd2797d9dd9fb06cf1301cfde8f3b7afe8bf908fd7d5b6244bf59298f197782
SSDEEP

24576:5CnHMzxUPTxreCrBDU+KL9b+U3G7DCTY9h6x6J:5CnHMlueCrB5ybViC06x6J

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/0x0007000000023caf-12.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5116	system32XOFR.exe
3884	GG Koxp v4s.exe

Loads dropped DLL 7 IoCs

pid	Process
1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
5116	system32XOFR.exe
5116	system32XOFR.exe
5116	system32XOFR.exe
3884	GG Koxp v4s.exe
3884	GG Koxp v4s.exe
3884	GG Koxp v4s.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\system32XOFR Agent = "C:\\Windows\\system32XOFR.exe"	system32XOFR.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 Windows directory 7 IoCs

description	ioc	Process
File created	C:\Windows\system32XOFR.001	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
File created	C:\Windows\system32XOFR.006	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
File created	C:\Windows\system32XOFR.007	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
File created	C:\Windows\system32XOFR.exe	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
File created	C:\Windows\system32AKV.exe	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
File created	C:\Windows\system32XOFR.009	system32XOFR.exe
File opened for modification	C:\Windows\system32XOFR.009	system32XOFR.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	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32XOFR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	GG Koxp v4s.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	5116	system32XOFR.exe
Token: SeIncBasePriorityPrivilege	5116	system32XOFR.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5116	system32XOFR.exe
5116	system32XOFR.exe
5116	system32XOFR.exe
5116	system32XOFR.exe
5116	system32XOFR.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1436 wrote to memory of 5116	1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe	84
PID 1436 wrote to memory of 5116	1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe	84
PID 1436 wrote to memory of 5116	1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe	84
PID 1436 wrote to memory of 3884	1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe	85
PID 1436 wrote to memory of 3884	1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe	85
PID 1436 wrote to memory of 3884	1436	7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7ea4d062ef431d9271bd641e6fd24676_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1436
- C:\Windows\system32XOFR.exe
  "C:\Windows\system32XOFR.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:5116
- C:\Users\Admin\AppData\Local\Temp\GG Koxp v4s.exe
  "C:\Users\Admin\AppData\Local\Temp\GG Koxp v4s.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3884

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\@AC7C.tmp

Filesize
4KB

MD5
d9e02f226fc338d14df200ba9a700625

SHA1
414f134a16a309b31e418ed9e08c0c48aaf6e2bc

SHA256
8165757efb79acceb9fd0bfae6b2c19b8f087cc0461abb17941d460dbdf2e260

SHA512
13c73381602fe2593312d41ab4bc5cd5f922ac651f9e71e3fe3c58e7f0c5c73ecc9d79d61ec46f33a0a81cf73373421eeb510bd99650c0f53af30974ed61b8ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\GG Koxp v4s.exe

Filesize
1.2MB

MD5
b6f5a71e9880a4fe1db69250e2785abb

SHA1
3a157654c071b2f4c3d5a3d41eea70b366c490f3

SHA256
b3492fb05ea9853c42165029e1368d95fae4be6e582f4b7af23ebc5cbb918de0

SHA512
d4e23c64891846d3b9c4879e2904e848ba2535f85b0a63e4db0838b86bb73317ad945a4008fe61b40e9f1957229e57e2ad1fba5e6645d458ce7e4ec0fd8bc6b7

Download Submit
C:\Windows\system32XOFR.001

Filesize
420B

MD5
2724a7fe9bae88f83f17654ce02e60c0

SHA1
4be5de8859aa8dc39ce63cd6ac5f2e04c68825fb

SHA256
56c41c505d20766ca52b6cdd2667da1e73cb1b887ed6720dd8d5b0f8393d9fb2

SHA512
17ee846284b47ab681876e1a624ea28bd603b4466606ab0e47ee7c34f25d93355dbb0fd562a01e0c699d69e090d1126ec1687152ce08a97c98140ee50bc68ead

Download Submit
C:\Windows\system32XOFR.006

Filesize
7KB

MD5
32dd7b4bc8b6f290b0ece3cc1c011c96

SHA1
b979683868b399c6a6204ebaed9fc9c784a0429a

SHA256
6dcce9bbba5c2de47eea3abf7597a9c4fb2e4d358efc3752fa65c169cccfa2a1

SHA512
9e0d720799fe816f7d09c8a722b762203b6f12a8625c1c93cd640219ecc35969bd641b4d9e6dc04ab6f95ceb73235a438eb7d48ee9402118db3618b5760551ea

Download Submit
C:\Windows\system32XOFR.007

Filesize
5KB

MD5
e8155b68775ed29590e14df80fdc0e9f

SHA1
ed449da02e648a524004c265f3c37496d2f07f1f

SHA256
b39ba894b0a9a3201461ddd9ee9b297928e793dff221a47f019e75c11df631f3

SHA512
b14e00c46cf9bed0aca0f85775f624ff064f2d2afe1fa68b61bee5729db73cf9a8eced669c52d7cbb9504ff1b369a9a16a0f36c71a70c13c0bd1eaf5e07ccc11

Download Submit
C:\Windows\system32XOFR.exe

Filesize
471KB

MD5
3c06bbc025b61d2182ef5573f2852bda

SHA1
ebc1464c00b13fb5b3f80a59c80b595020e1fe7c

SHA256
e7f64e7215284cdeb8ef1eba28733f7aeae7f6977f82809d8de1e76a2e249085

SHA512
9d839ada211b85fc1efb1fe7bb3ce66fcf0e8069221d958234649c2ac5dc0f1bd06f1a016f9c727077af36fb46cac5409be9c8a8201d17f689c6b473aa01acdc

Download Submit
memory/3884-38-0x0000000072D20000-0x00000000732D1000-memory.dmp

Filesize
5.7MB

Download
memory/3884-37-0x0000000072D22000-0x0000000072D23000-memory.dmp

Filesize
4KB

Download
memory/3884-39-0x0000000072D20000-0x00000000732D1000-memory.dmp

Filesize
5.7MB

Download
memory/3884-43-0x0000000072D20000-0x00000000732D1000-memory.dmp

Filesize
5.7MB

Download
memory/3884-45-0x0000000072D22000-0x0000000072D23000-memory.dmp

Filesize
4KB

Download
memory/3884-46-0x0000000072D20000-0x00000000732D1000-memory.dmp

Filesize
5.7MB

Download
memory/3884-47-0x0000000072D20000-0x00000000732D1000-memory.dmp

Filesize
5.7MB

Download
memory/3884-48-0x0000000072D20000-0x00000000732D1000-memory.dmp

Filesize
5.7MB

Download
memory/5116-26-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/5116-44-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads