ardamax | 7b1158bb86b4a1c8cb60b000eef58b61b23069741df99a7a3d30e52e057ed115

General

Target

c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
Size

483KB
MD5

c4ea84a727670027a63e63b5717730f4
SHA1

4b8a6b2b4742fa8e06460953fc43c92fcb845cbb
SHA256

7b1158bb86b4a1c8cb60b000eef58b61b23069741df99a7a3d30e52e057ed115
SHA512

860383dcca580b070adaf69e176caf4d38dcd47b13a1a34334e318932dbef109057cf8156e7339ba62329c15c6f7b8369d16fcdf6259786615ecbb7b891780ee
SSDEEP

12288:AlG4YO93Cbw7MlYsywcANK8ZrUNic4ZfCsmDWUS9XcS:9HQCbwYlj7jRox4gZWUOT

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x000700000002348a-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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2760	JEHW.exe

Loads dropped DLL 4 IoCs

pid	Process
4244	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
2760	JEHW.exe
2760	JEHW.exe
2760	JEHW.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\JEHW Agent = "C:\\Windows\\SysWOW64\\28463\\JEHW.exe"	JEHW.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 8 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\JEHW.001	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\JEHW.006	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\JEHW.007	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\JEHW.exe	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	JEHW.exe
File created	C:\Windows\SysWOW64\28463\JEHW.009	JEHW.exe
File opened for modification	C:\Windows\SysWOW64\28463\JEHW.009	JEHW.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 2 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	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JEHW.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2760	JEHW.exe
Token: SeIncBasePriorityPrivilege	2760	JEHW.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2760	JEHW.exe
2760	JEHW.exe
2760	JEHW.exe
2760	JEHW.exe
2760	JEHW.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4244 wrote to memory of 2760	4244	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe	87
PID 4244 wrote to memory of 2760	4244	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe	87
PID 4244 wrote to memory of 2760	4244	c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\c4ea84a727670027a63e63b5717730f4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c4ea84a727670027a63e63b5717730f4_JaffaCakes118.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:4244
- C:\Windows\SysWOW64\28463\JEHW.exe
  "C:\Windows\system32\28463\JEHW.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:2760

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\@B4AA.tmp

Filesize
4KB

MD5
13e10cd76f11d6cb43182dcba7370171

SHA1
e6b8ce329e49ff09f1cb529c60fc466cb9a579c8

SHA256
f1265c88f0077009eaa18db413f156cc7ad8d41dc9d797dd1032b0e0ae9c40d5

SHA512
ee32ef3f50838936417e51dfd365b166456900e327dbe51902700bb3d562dea22e6fbd9009c822ba0562687001802a2e61d38123f81ae19f7b3d05bb1fd5cda8

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

Filesize
395KB

MD5
adbec81b510dcfe49835f95940ef961d

SHA1
77940f6e46fbd5f53de23bd49afe9172470769d0

SHA256
466efb4b00255f21075b340fc2d2444f182947ab90270840543658c5fd3a9b95

SHA512
ef4324a06fbe960933f5551ea6ac587cd87cb6025bc6879a2b81a4d1033cfe87e244b6a87fb5db5ad065321ccbe8035cf24a668452d5b0c6a4063a355a12b2a7

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

Filesize
462B

MD5
a276a234467bfac3f6ca418533733a02

SHA1
a150c3584bad22af9afeab9299509eabd92c4a3d

SHA256
70c9dfc0666b8654fb38226cfbb3d871258e6ef56f344e33ab88c19745d31479

SHA512
90313c0cab0bb508a6ac36e3bf46c04338b23e3a73770bf0f6f3a8948e517b4ef92c9617f444b149553fc7e2520f01f18df4134ec55d8fe9c5b0731ab1cf00f0

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

Filesize
8KB

MD5
f5eff4f716427529b003207d5c953df5

SHA1
79696d6c8d67669ea690d240ef8978672e3d151c

SHA256
ac54ebb9eec3212f294462ce012fdc42f4b0896d785d776a5a2cc3599dc5bcde

SHA512
5a48599a5855f06c3e7d6f89c4e06bab1f4381b9d30cf3824c465b8fd6c142b316e6bd6aaad73d1f9b3e84d96113fb5e7374831bf503744013c9e1a0632a0caf

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

Filesize
5KB

MD5
bc75eddaa64823014fef0fe70bd34ffc

SHA1
15cd2ace3b68257faed33c78b794b2333eab7c0a

SHA256
9eada36d17635bedb85ce96a62cb019dbfee696b9986f69de7d5b5bc1f44df5d

SHA512
20db25f32f9cfdbffa4f30c0065125052c6e20b7dcc147fa7ebff38e37b51f6a43e48e486f148d7ee11671479b9fb0bbe1c6df151101af3b50c65fd334d13baa

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

Filesize
473KB

MD5
3c90d45b1c004e86a7f7a7a340f1abc8

SHA1
10602c450bcbda2735dc036f2e399646f0c64f4c

SHA256
f6d9c3bba7fc4dfa681cadf68f41093e3c431501c6789e891e599719e5d2781c

SHA512
85457be4c2aa76ede288cd185131d46e5f0b37187313f3a54fe789e28929ec6e44282f4ba0981f46354705cd5da83990586c8846f52fcdb807908254c8719cc1

Download Submit
memory/2760-23-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/2760-27-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads