ardamax | 322950dd7e357eac3f16dec5abc5160484379b828036829df88b5bc7ec766907

General

Target

199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe
Size

501KB
MD5

199720b9f6c021e9807785d56200b1e1
SHA1

00fc1dc2a4d40fe696b957aab91481890aaf7ae0
SHA256

322950dd7e357eac3f16dec5abc5160484379b828036829df88b5bc7ec766907
SHA512

e397027edb8035716998465befb7f92e0fd3cd19be84e6b9d007fd03ba7c8f40556c54fff5aee53167a1546b52bda991eaf445c2db2197631d0c92719462ccd8
SSDEEP

12288:Npab6A461/ZxO2LqMtl+OATzgszUoSQYFf6WBh7PcFt7qq:ibv4iZxhLRthAP5z9mf6WBhLQ5Z

Score

10^/10

ardamax keylogger persistence stealer upx

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023464-29.dat	family_ardamax

Checks computer location settings 2 TTPs 2 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-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	Services.exe

Executes dropped EXE 2 IoCs

pid	Process
2732	Services.exe
4424	CYOE.exe

Loads dropped DLL 1 IoCs

pid	Process
2732	Services.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/700-0-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-3-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/700-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx

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\CYOE Agent = "C:\\Windows\\SysWOW64\\28463\\CYOE.exe"	CYOE.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\CYOE.exe	Services.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	Services.exe
File created	C:\Windows\SysWOW64\28463\CYOE.001	Services.exe
File created	C:\Windows\SysWOW64\28463\CYOE.006	Services.exe
File created	C:\Windows\SysWOW64\28463\CYOE.007	Services.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
700	199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 700 wrote to memory of 2732	700	199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe	89
PID 700 wrote to memory of 2732	700	199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe	89
PID 700 wrote to memory of 2732	700	199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe	89
PID 2732 wrote to memory of 4424	2732	Services.exe	90
PID 2732 wrote to memory of 4424	2732	Services.exe	90
PID 2732 wrote to memory of 4424	2732	Services.exe	90

C:\Users\Admin\AppData\Local\Temp\199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\199720b9f6c021e9807785d56200b1e1_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:700
- C:\Users\Admin\AppData\Local\Temp\Services.exe
  "C:\Users\Admin\AppData\Local\Temp\Services.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\28463\CYOE.exe
    "C:\Windows\system32\28463\CYOE.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    PID:4424

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

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\@F220.tmp

Filesize
4KB

MD5
25530555085337eb644b061f239aa9d4

SHA1
8d91e099aba5439d4bfa8bce464c94e3e1acf620

SHA256
3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

SHA512
b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Services.exe

Filesize
497KB

MD5
ae9c9a90ef2d699f19ee5d365972ca4d

SHA1
57e68fb6b7ea88f39565775266cbcc580b159a5f

SHA256
86631e4ef0be2b1d071eb7b0145aeae08aa5e3ebaea0ed8998743ba7e3d0fe0b

SHA512
6092e257db3ccaa3327fb615951960dd72147364b5206fab010fe7f9b29edb9e42fe704726978a15b2a00b7856ad64a43d0a06ad58271717db8733aa889392fd

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

Filesize
395KB

MD5
d63cc8679a63448db1c64252e14e4ab5

SHA1
10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

SHA256
29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

SHA512
cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

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

Filesize
370B

MD5
b3ea6d3ae8490cf3c9d4c571b868e5fc

SHA1
9022398532b9e02d37d098493eeae1b1c64aa0c6

SHA256
2b93e3496beada2c186be89c27e878cbfd9ce2220e97f51c2a11d9efe6b6bedf

SHA512
eab71ca955bcc92e3e0f0bf111805cf70a9a67b30beea7ebbf110c2e9a13134782953eb712970023e539eef3d95ba977633cdc60e6b464d4489fef120c33bb00

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

Filesize
8KB

MD5
81e20f4361cf8f5a57812871c24d945e

SHA1
5d7877d6959ab26599b05795a71633f00c37a3da

SHA256
e6e8b4a29dccb3531f58c75b754caf7f26afe3e7043239305fd0ae7ab2f7571d

SHA512
69b1d75ab7123054bf98cf3a0f2cc7a0749cda8d85ebdef85be7d89f1454154ce29070907b934727a6c5276ff430e94810b87a5634d25d8529df9ee36fd20818

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

Filesize
5KB

MD5
e9fbdcc2f5fb657fa519b3f5c69fc52d

SHA1
c49cca77b46a59d620711de7564d43e5dafcd2b5

SHA256
cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

SHA512
913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

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

Filesize
473KB

MD5
97d8ad45f48b4b28a93aab94699b7168

SHA1
8b69b7fd7c008b95d12386f6da415097e72151de

SHA256
661df22a66b2062b233eb0bd9665de924cfe0ac9c6ba29e20ffef24f817f9331

SHA512
3351eac970bab391de410fcf1937da75d2e4722b808f10332f487ddfe469544e32e7d4ed0e5bdc19bd5f472cffcc55ca1498c95945b4e9c4ceff6ff5cc521c8a

Download Submit
memory/700-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/700-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/700-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/700-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/700-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/700-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4424-40-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads